Jump to main content or area navigation.

Contact Us

Pacific Southwest, Region 9: Superfund

Serving Arizona, California, Hawaii, Nevada, the Pacific Islands, and Tribal Nations

Fact Sheets

Site Name
Hide details for [<script>document.write("Abandoned Uranium Mines On The Navajo Nation".link(document.links[document.links.leng
09/01/97U.S. EPA to Perform Helicopter Survey of Abandoned Uranium Mines in the Oljato Area
05/01/98U.S. EPA to Perform Helicopter Survey of Abandoned Uranium Mines
09/01/98U.S. EPA to Test Water and Home Construction Materials in Monument Valley Area
12/01/01Navajo Abandoned Uranium Mines Project Plan
01/10/08US EPA to Survey Construction Materials in Homes on the Navajo Nation
02/06/08WATER SAMPLING TO TAKE PLACE IN EASTERN AGENCY
02/28/08Gamma Goat: The Dangers of Uranium
03/03/08Health and Environmental Impacts of Uranium Contamination in the Navajo Nation, Five-Year Plan
05/01/085-Year Plan Progress Report May, 2008
06/19/08Health and Environmental Impacts of Uranium Contamination in the Navajo Nation
09/22/085-Year Plan Progress Report September 2008
04/28/09 5-Year Plan Progress Report April 2009
03/16/105-Year Plan Progress Report March 2010
09/07/105-Year Plan Progress Report August 2010
08/22/115-Year Plan Progress Report August 2011
Hide details for [<script>document.write("Advanced Micro Devices, Inc. (building 915)".link(document.links[document.links.lengt
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Advanced Micro Devices, Inc.".link(document.links[document.links.length-1]))</script>
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Aerojet General Corp.".link(document.links[document.links.length-1]))</script>]
06/01/99Region 9 Perchlorate Update
11/01/00EPA Proposes a Plan to Address Groundwater
Contamination in the Western Area of the Aerojet Site
11/01/00U.S. EPA Announces Public Comment Period on the Proposed Plan for Aerojet Superfund Site - Western Groundwater Operable Unit 3
01/01/01U. S. EPA Announces Second Public Meeting for Comments on the Proposed Plan for Aerojet Superfund Site's Western Groundwater Operable Unit 3
02/01/01The United States Environmental Protection Agency (EPA) proposes the formation of a Community Advisory Group
09/01/01Government Agencies Seek Public Comment on Changes in Legal Agreement for Aerojet Superfund Site
05/01/04Edge of Groundwater Contamination Plume appears in Carmichael (PDF, 230 Kbytes)
08/01/04Western Groundwater Cleanup: 2004 Progress Report (PDF, 2 Mbytes)
11/01/04Aerojet Community Advisory Group Meeting Minutes - 11/16/2004
11/01/06General Overview Fact Sheet and Site Map, Fall 2006
07/31/09Proposed Plan For OU-5 Cleanup
09/19/11EPA Selects Cleanup Plan for Operable Unit 5 of the Aerojet General Corporation Superfund Site
05/01/13Aerojet Boundary Operable Unit Proposed Plan Fact Sheet (Comment Period: May 8, 2013 to June 7, 2013)
06/10/13EPA Extends Public Comment Period to September 20 2013 for Aerojet Superfund Site OU-6 Proposed Plan
Hide details for [<script>document.write("Alark Hard Chrome".link(document.links[document.links.length-1]))</script>]
09/01/01Alark Hard Chrome Added
to Superfund List
03/01/07Notice Of Groundwater Well-Drilling Field Work
07/01/07NOTICE OF GROUNDWATER WELL-DRILLING FIELD WORK
08/01/12Notice of Field Work for the Alark Hard Chrome Superfund Site / Anuncio del Trabajo de Campo que se Realizara Para el Sitio Alark Hard Chrome Superfund
Hide details for [<script>document.write("Alco Pacific, Inc. ".link(document.links[document.links.length-1]))</script>]
06/01/98Alco Pacific Lead Battery Removal Site
Hide details for [<script>document.write("Amco Chemical".link(document.links[document.links.length-1]))</script>]
06/01/98Cleanup Activities Update (English & Spanish)
03/01/00D.C. Metals Removal Site Update/ Noticias del sitio de D.C. Metals
08/01/02USEPA Completes Preliminary Studies / USEPA termina Los Estudios Preliminares
05/01/04Plan de Involucración Comunitaria (Spanish Version)
05/01/04Community Involvement Plan (English Version)
08/01/041. Remedial Investigation FieldWork to Begin (pdf 225 kbyte)
2. Comienzo del trabajo en el campo para investigación correctiva (pdf 150 kbyte)
12/01/04What’s Happening in the
Neighborhood/ ¿Que está pasando en la
vecindad?
01/01/05WELL DRILLING NOTICE
(Remedial Investigation) /

AVISO DE CONSTRUCCIÓN DE POZOS DE MONITOREO (Investigación correctiva en el Sitio)
07/01/05REMEDIAL INVESTIGATION (RI) UPDATE
08/01/05Well Drilling Notice
09/01/05Public Outreach Meeting
06/01/06What's Happening in the Neighborhood?
09/01/06The U.S. Environmental Protection Agency Invites You to a Public Open House
07/01/07Remedial Investigation (RI) Update
07/01/07Informational Meeting
09/01/07EPA INVITES YOU TO THE ANNUAL COMMUNITY OPEN HOUSE
09/02/08EPA Draft Remedial Investigation Report is Now Available / El Borrador del Informe de la Investigación de Remediación de la EPA ya está Disponible
05/05/09U.S. EPA is seeking interested community members to form a Community Advisory Group / La EPA de EE.UU. está buscando a miembros comunitarios que están interesados en formar un Grupo Consultivo Comunitario
06/12/09AMCO Superfund Site Update / Información actualizada sobre el siti odel Superfondo de AMCO
09/15/09EPA Invites You to a Community Open House
La EPA le Invita a una Exhibición Pública Comunitaria
10/01/09Indoor air results, English and Spanish
10/01/09Remedial Alternatives posters, English and Spanish
10/01/09AMCO Human Health Risk Assessment fact sheet, English and Spanish
09/20/10EPA Invites You to a Community Open House / La EPA le Invita a una Exhibición Pública Comunitaria
10/16/10AMCO Updated Human Health Risk Assessment
10/18/10AMCO 2010 Health Risk Assessment Summary / AMCO 2010 Resumen de la Evaluación del Riesgo para la Salud Humana
01/03/11Community Advisory Group (CAG) for AMCO Superfund Site and Lead Cleanup Meeting Notice / Convocatoria para el Grupo Consultativo Comunitario (CAG) para el Sitio de Superfund AMCO y Limpieza de Plomo
06/13/11CAG Meeting notice
08/12/11What’s Happening in the Neighborhood / ¿Qué está ocurriendo en nuestra comunidad?
10/06/11Community Advisory Group (CAG) for AMCO Superfund Site and Lead Cleanup Meeting Schedule / Convocatoria para el Grupo Consultativo Comunitario (CAG) para el Sitio de Superfund AMCO y Limpieza de Plomo
10/24/11What's going on in the neighborhood fact sheet
02/01/12CAG Meeting Notice
02/08/13CAG meeting notice Feb. 26, 2013
04/08/13CAG Announcement
Hide details for [<script>document.write("Anaconda Mine".link(document.links[document.links.length-1]))</script>]
10/01/99Water Sampling To Take Place Near Old Copper Mine
10/02/02Community Relations Plan
02/01/03Community Meeting Thursday, February 27, 2003 AT 7:00 P.M. at Weed Heights Community Center, Yerington, Nevada
10/01/04Update on Activites at Yerington Mine
01/01/05Site Overview and Update on Activities
04/01/05EPA "SCANNER VAN" to Look for Radiation in Yerington Area
07/01/05UPDATE ON ACTIVITIES
02/01/06EPA To Conduct Removal Action to Address Polychlorinated Biphenyls (PCBs) and Fugitive Dust
04/01/06Site Security to be Improved
09/01/06Site Update Community Meeting September 19
10/01/07Site Update
01/07/09Technical Assistance Plan for the Anaconda Mine Site
03/18/09Groundwater Monitoring to Expand
09/15/09Upcoming Removal Actions
04/22/10Groundwater Investigation Results and Next Steps
03/31/11EPA Draft Community Involvement Plan Available for Public Comment
08/18/11Arimetco Feasibility Study Released for Public Comment
10/06/11Public Comment Period Extended
02/14/12Community Update Meeting
11/07/12EPA Oversees Additional Site Work
01/18/13Community Meeting on Groundwater Investigation
08/13/14Groundwater Investigation Update Fact Sheet
Hide details for [<script>document.write("Apache Powder Company".link(document.links[document.links.length-1]))</script>]
06/01/94EPA Proposed Cleanup Plan for Contaminated Soil and Groundwater at Apache Powder Site
06/01/95Cleanup Underway at Apache Powder Superfund Site
11/01/96Remedial Design Activities Update at Apache Powder Superfund Site
04/01/98National Priorities List - Arizona Status Report
05/01/99Status of Apache Cleanup Activities
11/01/99TNT Removal Action Planned For December 1999
03/01/04Update on Cleanup At Apache
07/01/05EPA Proposed Changes and Modifications to the Remedy
06/01/06Decision Made on Revising Cleanup of Southern Area
02/01/07Five-Year Review Of Soils And Groundwater Cleanup Actions
Hide details for [<script>document.write("Asarco Hayden Plant".link(document.links[document.links.length-1]))</script>]
02/01/05Results of Soil Sampling in Kearny, Hayden and Winkelman
08/01/05Next Step of Environmental Investigation
02/01/06Environmental Investigation In Hayden and Winkelman
03/01/07Update On Recent Activities At Asarco Hayden Smelter
04/01/08EPA, ADEQ, and ASARCO, LLC Sign Cleanup Agreement
04/01/08Contaminated Soil Removal Begins at Hayden and Winkelman Residences
08/28/08EPA Releases ASARCO Hayden Plant Investigation Results
12/03/08Hayden and Winkelman Yard Cleanup Update
07/09/09Public Meeting: Residential Yard Cleanup and Future Activities
02/14/12Asarco Hayden Community Involvement Plan
02/20/13Phase II Remedial Investigation Begins
Hide details for [<script>document.write("Atlas Asbestos Mine".link(document.links[document.links.length-1]))</script>]
03/01/97Atlas and Coalinga Mines Superfund Sites
11/01/97EPA Announces Intent to Remove Coalinga Asbestos Mine from Superfund List
10/01/99EPA Superfund Update
12/01/01Five-Year Reviews Completed
08/01/04U.S. EPA to Conduct Risk Assessment at Clear Creek Management Area
02/01/05U.S. EPA WILL COLLECT AIR SAMPLES BEFORE AND DURING RACING EVENT
12/01/06Five-Year Review Complete
10/01/07Atlas and Coalinga Asbestos Mines Superfund Site City of Coalinga Operable Unit
04/30/08U.S. EPA Releases Exposure and Risk Assessment for Clear Creek Management Area
Hide details for [<script>document.write("Beckman Instruments (Porterville Plant)".link(document.links[document.links.length-1]
08/30/05U.S. Proposes to Amend Existing Groundwater Cleanup Plan
Hide details for [<script>document.write("BENHAM AND JOHNSON".link(document.links[document.links.length-1]))</script>]
04/01/02Benham and Johnson Removal Site (English & Spanish)
Hide details for [<script>document.write("Blue Ledge Mine".link(document.links[document.links.length-1]))</script>]
03/15/11Blue Ledge Mine Proposed for Superfund List
Hide details for [<script>document.write("Brown & Bryant, Inc. (Arvin Plant)".link(document.links[document.links.length-1]))</s
02/01/90EPA Announces Sampling Program to Begin February 1990
04/01/91EPA Announces Activities to Begin in Spring 1991
03/01/92Brown & Bryant Update on Activities / Novedades del Sitio Brown & Bryant
06/01/93EPA Announces Proposed Plan for Cleanup of Contaminated Soil & Groundwater at Brown & Bryant
11/01/93EPA Signs Record of Decision (English & Spanish)
10/01/98EPA To Begin Remedy Construction
06/01/07Proposed Plan Fact Sheet
06/01/07Proposed Plan Brown & Bryant Superfund Site Operable Unit No. 2
07/01/07Proposed Plan Public Comment Period Extended to August 21, 2007 & Public Hearing Scheduled
10/01/07City of Arvin Water Quality
11/13/07US EPA SIGNS RECORD OF DECISION FOR BROWNAND BRYANT SUPERFUND SITE OU2
12/10/11EPA Begins Third 5-Year Review of Cleanup / EPA Comienza la Tercera Revisión de 5 Años de Limpieza
07/30/12Background Wells & Test Borings to Begin in August
Construcción de pozos y agujeros exploratorios a comenzar en Agosto
Hide details for [<script>document.write("BYERS BOMB SITE".link(document.links[document.links.length-1]))</script>]
11/01/97New River Update
Hide details for [<script>document.write("Carson River Mercury Site".link(document.links[document.links.length-1]))</script>]
04/25/11Archaeological Studies of Historic Mill Sites
02/20/13EPA Conducting Five-Year Review of Cleanup Actions
Hide details for [<script>document.write("Casmalia Resources".link(document.links[document.links.length-1]))</script>]
09/01/96EPA Reaches Agreement with Coalition of Entities Site Work to Begin Immediately (in English)
01/01/98Casmalia Consent Decree Accepted by Court (in English)
10/01/98Construction of Pesticides/Solvents Landfill Cover Begins, (in English)
07/01/99Landfill Cover Construction Begins /
Empieza la construcción de la cubierta del relleno sanitario (in English y en español)
12/01/991) Landfill Cover Near Completion (in English)

2) Construcción de la tapa o cubierta del relleno sanitario de plaguicidas/solventes (en español)
04/01/001) Proposed Small Party Settlement Nets $27 Million for Casmalia Work (in English)

2) Construcción de la tapa o cubierta del relleno sanitario de plaguicidas/solventes (en español)
05/01/00Announcement of Public Hearing on the Proposed Administrative Order on Consent for the de minimis settlement for the Casmalia Disposal Site /
Anuncio de audiencia pública acerca de la orden administrativa en consenso que ha side propuesta para el acuerdo de minimis en la facilidad de eliminación de Casmalia (in English y en español)
04/01/01U. S. EPA Proposes Remedy For Three Landfills./La EPA Propone Remedio Para Tres Vertederos
02/01/02Site Construction Update - EPA Proposes Settlement with State
04/01/02EPA Proposes Settlement with Casmalia Resources, Hunter Resources and Kenneth Hunter, Jr. Living Trust
09/01/021) Landfill Cover Project Nears Completion
(in English)

2) Se Acerca la Finalizacion del Proyecto de Cubierta Para Vertedero (en español)
03/01/031) EPA Proposes Cashout Settlements with Major Waste Generators (in English)

2) La EPA Propone Resolucion Por Liquidacion Monetaria Con Los Principales Fabricantes de Desperdicios (en español)
06/01/03EPA Proposes Cashout Settlement with De Minimis Waste Generators (English/Spanish)
10/01/03Community Update Meeting /
Reunion para Actualizar a la Comunidad (English/Spanish)
06/01/04EPA Proposes Cashout Settlement with De Minimis Waste Generators
06/01/04EPA Propone una Resolución por Liquidación Monetaria con De MinimisFabricantes de Desperdicios (Spanish)
07/01/05U.S. EPA Proposes Two Cashout Settlements with the De Minimis Waste Generators
05/01/06Remedial Investigation Update
Settlements Bring Additional Funds
Hide details for [<script>document.write("Celtor Chemical Works".link(document.links[document.links.length-1]))</script>]
08/13/03U.S. EPA Proposes to Remove Celtor Site from Superfund List
09/30/03Notice of Deletion for the Celtor Chemical Works Superfund Site
Hide details for [<script>document.write("CENTRAL EUREKA MINE".link(document.links[document.links.length-1]))</script>]
04/01/98Work Completed in Residential Areas
of Former Mining Site
Hide details for [<script>document.write("Coalinga Asbestos Mine".link(document.links[document.links.length-1]))</script>]
03/01/97Atlas and Coalinga Mines Superfund Sites
11/01/97EPA Announces Intent to Remove Coalinga Asbestos Mine from Superfund List
10/01/99EPA Superfund Update
12/01/01Five-Year Reviews Completed
08/01/04U.S. EPA to Conduct Risk Assessment at Clear Creek Management Area
02/01/05U.S. EPA WILL COLLECT AIR SAMPLES BEFORE AND DURING RACING EVENT
12/01/06Five-Year Review Complete
10/01/07Atlas and Coalinga Asbestos Mines Superfund Site City of Coalinga Operable Unit
Hide details for [<script>document.write("Coast Wood Preserving".link(document.links[document.links.length-1]))</script>]
08/01/03Fact Sheet / ESD
Hide details for [<script>document.write("Concord Naval Weapons Station".link(document.links[document.links.length-1]))</script
04/12/09MOTCO Litigation Area Proposed Plan
10/07/09CNWS Inland SWMUs Proposed Plan
04/01/10Proposed Plan - Inland Area, Installation Restoration Site 22 Main Magazine Area
04/01/10Navy Invites Public Comment on Proposed Plan, Installation Restoration Site 22, Main Magazine Area, Inland Area
04/01/10Public Notice, Proposed Plan for Installation Restoration Site 22
04/15/11Proposed Plan for Sites 2, 9, and 11 (MOTCO)
08/16/11Proposed Plan Sites 32 and 33 MOTCO
01/01/12Navy Invites Public Comment on Proposed Plan for Inland Area, Former Naval Weapons Station, Seal Beach Detachment, Concord - Installation Restoration Site 27
10/19/12MOTCO Site 31 Soils Final Proposed Plan
Hide details for [<script>document.write("Cooper Drum Co.".link(document.links[document.links.length-1]))</script>]
02/01/02(1)EPA Adds Cooper Drum Site to Superfund List (English)
(2)EPA agrega Cooper Drum a la lista de Superfund (Spanish)
06/01/02(1)EPA Proposes a Plan to Address
Groundwater and Soil Contamination (English)
(2)La Agencia de Protección Ambiental de los Estados Unidos propone un plan para tratar la contaminación del agua subterránea y del suelo (Spanish)
04/21/09GROUNDWATER MONITORING WELL INSTALLATION / INSTALACIÓN DE POZOS DE MONITOREO DE LA AGUA SUBTERRÁNEA
08/18/11Cleanup Work Plans Completed Soil Cleanup Begins / Se Finalizan Planes de Trabajo de Limpieza Inicia Limpieza del Suelo
Hide details for [<script>document.write("CTS Printex Inc.".link(document.links[document.links.length-1]))</script>]
06/01/11EPA Seeks Public Comments on Proposed Plan to Amend 1991 Cleanup Plan
Hide details for [<script>document.write("Cyprus Tohono Mine".link(document.links[document.links.length-1]))</script>]
11/01/05U.S. EPA PROPOSES ALTERNATIVES FOR CLOSURE OF PONDS AT CT MINE SITE
11/01/13U.S. EPA Plans Community Interviews and Outreach as Groundwater Remedial Investigation Process Draws to a Close
Hide details for [<script>document.write("Del Amo Facility".link(document.links[document.links.length-1]))</script>]
09/01/971) EPA Announces Proposed Plan for Cleanup of Waste Pints at Del Amo Site
(PDF: 139 Kb, HTML: 44 Kb)

2) Table 2: Detailed Analysis of Alternatives (PDF: 97 Kb, HTML: 8 Kb)

3) Supplement to Proposed Plan for Cleanup of Del Amo Waste Pit Area
(PDF: 98 Kb, HTML: 13 Kb)
06/01/98EPA Proposes Groundwater Cleanup Plan
03/01/99Waste Pits Construction Begins In May
11/01/99EPA Wants Your Input On How We Treat The Waste Pits Soil Vapors Extracted During Cleanup (English & Spanish)
12/01/99Del Amo Site Update--Waste Pits Soil Vapor Extraction Treatment Options
11/01/02Chevron To Do Maintenance Work (English & Spanish)
05/01/03Resin Adsorption Pilot Project to Begin/Empezará el Proyecto de Adsorción de Resina (English/Spanish)
01/01/06U.S. EPA Completes First Five-Year Review of Del Amo Waste Pits
01/28/08Progress Update on the New System that is Removing Contamination at the Del Amo Waste Pits
04/04/08EPA and City of Los Angeles to Implement Environmental Review Pilot Program at Del Amo Superfund Site
07/01/08Community Meeting Notice
07/10/08Del Amo Superfund Site Community Meeting Notice / Aviso de Reunión Comunitaria del Sitio Del Amo del Superfondo
01/13/10Groundwater Cleanup Project Design - Open House 1_27
Diseño del Proyecto de Limpieza de las Aguas Subterráneas - Reunión Exhibición Pública 1_27
03/18/10Utility Locating Work - Starts March 22nd
06/10/10EPA Requests Comments on Proposed Soil and NAPL Cleanup Plan / La EPA solicita comentarios sobre el plan de limpieza NAPL y suelo propuesto
03/01/112nd 5-Year Review at Del Amo Waste Pits Completed
La 2da Revision de Cinco Años en los Pozos de Deshechos se ha Completado
02/12/13Groundwater Cleanup Construction Starts at Del Amo and Montrose Superfund Sites
02/01/14Construction of Groundwater System Halfway Complete
Hide details for [<script>document.write("Del Monte Corp (Oahu Plantation)".link(document.links[document.links.length-1]))</scr
09/01/95Del Monte Corporation (Oahu Plantation) Added to Superfund National Priorities List
(English/Ilocano)
04/01/97Cleanup Investigation To Begin
01/01/99Cleanup Investigation Completed
03/01/03U.S. EPA Proposed Final Remedy for Site
(English/Ilocano)
10/01/03Poamoho Section Proposed for Removal from Superfund List / Insayungkat Ti Poamoho Section Iti
Pannakaikkat Na Diay Superfund List (English and Ilokano)
04/01/05EPA SELECTS FINAL REMEDY - CONSTRUCTION UNDERWAY
08/01/05Public Comments Requested for Del Monte Cleanup Proposed Settlement
06/01/07Public Comments Requested for Proposed Settlement With James Campbell Company LLC
03/01/10The United States Environmental Protection Agency Begins First Five-Year Review of Cleanup at the Del Monte Corporation (Oahu Plantation) Superfund Site
10/19/10EPA Finds Del Monte Site Remedy Protective
Hide details for [<script>document.write("Del Norte Pesticide Storage".link(document.links[document.links.length-1]))</script>]
02/01/00EPA Proposes Plan to Select
Alternate Cleanup Remedy
07/26/02Deletion Federal Register
05/01/05U.S. EPA Reviews Cleanup at Site
09/27/09Technical Factsheet on: 1,2-DICHLOROPROPANE from http://www.epa.gov/safewater/hfacts.html ( page updated on July 27, 2009)
Hide details for [<script>document.write("DENOVA ENVIRONMENTAL, INC.".link(document.links[document.links.length-1]))</script>]
06/01/02Denova Environmental, Inc. Removal Site
Hide details for [<script>document.write("DOW CHEMICAL COMPANY".link(document.links[document.links.length-1]))</script>]
07/01/99Notification Of Final Permit Decision For Dow Chemical Company
Hide details for [<script>document.write("El Dorado Hills".link(document.links[document.links.length-1]))</script>]
04/01/05Asbestos Meetings for El Dorado Hills
11/01/05El Dorado Community Update
05/01/06Community Update
Hide details for [<script>document.write("ENVIROPUR WEST CORPORATION".link(document.links[document.links.length-1]))</script>]
06/01/97EPA Responds to Emergency at Abandoned Facility
Hide details for [<script>document.write("Fairchild Semiconductor Corp. (Mountain View Plant)".link(document.links[document.lin
05/01/86New Contamination Found in Mountain View's Deep Aquifer
11/01/88EPA Announces Proposed Plan to Clean Up MEW Superfund Sites
07/01/89EPA Announces Clean-Up Plan for MEW Study Area
11/01/92Middlefield-Ellis-Whisman (MEW) Superfund Study Area
05/01/96Cleanup Activities Underway Within MEW Study Area
11/01/99Construction Activities Completed - Redevelopment Continues
01/01/03EPA Evaluates Indoor Air Pathway
03/01/03EPA Hosts Community Advisory Group Informational Meeting (English and Spanish Versions)
04/01/03Air Sampling Begins (English and Spanish Versions)
05/01/03First Community Advisory Group Meeting, May 14, 2003 (in English and Spanish)
04/01/04EPA Conducting Five Year Review of Clean Up Remedy
02/01/07Middlefield-Ellis-Whisman (MEW) Superfund Study Area
02/01/07EPA Informational Open House (English and Spanish Versions)
07/09/09Updated - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09Updated - Extends Public Comment Period to Sept 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09EPA Proposed Plan Public Meeting Presentation slides handout (color and black & white versions)
08/20/09Updated - Extends Public Comment Period to Oct 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
09/18/09Updated: Extends Public Comment through Nov 7, 2009 - EPA's Proposed Plan for the Vapor Intrusion Pathway
Hide details for [<script>document.write("Fairchild Semiconductor Corp. (South San Jose Plant)".link(document.links[document.li
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Firestone Tire & Rubber Co. (Salinas Plant)".link(document.links[document.links.lengt
02/01/05U.S. EPA Proposes to Delete Site from Superfund List
Hide details for [<script>document.write("FRESNO DRUM".link(document.links[document.links.length-1]))</script>]
05/01/98EPA Continues Cleanup at Fresno Drum Site
Hide details for [<script>document.write("Fresno Municipal Sanitary Landfill".link(document.links[document.links.length-1]))</s
06/01/98EPA Enters Agreement with Fresno
06/01/99EPA and City of Fresno Start Construction of the Landfill Cap and Early Groundwater Cleanup Action
06/01/00Notice of Construction Start of Fresno Landfill System
08/01/01Groundwater Treatment System Construction Underway
03/01/05U.S. EPA begins Five-Year Review of Cleanup at Site
12/01/05EPA Completes Five-Year Review of Cleanup at Site.
Hide details for [<script>document.write("Frontier Fertilizer".link(document.links[document.links.length-1]))</script>]
09/01/97Update on Frontier Fertilizer Superfund Site
05/01/98Additional Groundwater Monitoring Wells to be Installed in Mace Ranch Park
10/01/99Extraction Wells And Additional Groundwater Monitoring Wells To Be Installed In Mace Ranch Park
04/01/00Extraction Well to be Installed at Mace Ranch Park
07/01/00New Location Proposed for Extraction Well in Mace Ranch Park
06/01/01Next Phase of Field Activities to Expand the
Groundwater Extraction and Treatment System
at the Frontier Fertilizer Superfund Site
12/01/02EPA Completes Planned Characterization
of Site Contamination
05/01/03Community Update: Construction Planned for Summer of 2003
08/01/03Update: Treatment System Expansion Work
to begin August 25, 2003
06/01/05Update on Groundwater Extraction, Treatment and Monitoring Activities
06/01/06Correction to June 2006 Proposed Plan Table of Preliminary Cleanup Levels for Soil and Groundwater
06/01/06EPA Proposes Groundwater and Soil Remedies and Requests Public Comment
07/01/06U.S. EPA EXTENDS COMMENT PERIOD FOR FRONTIER FERTILIZER PROPOSED PLAN
12/01/06EPA Selects Cleanup for Frontier Fertilizer Superfund Site
02/01/08EPA Requests Public Comments on Target Argeement
02/15/08EPA Requests Public Comments on Target Agreement
05/01/08Community Involvement Plan
04/10/09Update: EPA Will Sample Groundwater and Test Soil Gas
09/15/09Cleanup Action Update Bulletin, Number 2
10/23/09Open House and Community Meeting on Electrical Resistive Heating Treatment System Design, Start-Up and Operation
05/14/10Request Comment on Treated Groundwater Reuse Proposal
01/07/11Cleanup Update Bulletin, Number 3 - Heating System to Start and Community Meeting Announcement
10/05/11Cleanup Action Update Bulletin Number 4
02/26/13Cleanup Action Update Bulletin Number 5
Hide details for [<script>document.write("GEYSERS".link(document.links[document.links.length-1]))</script>]
06/01/97EPA to Seal Wells at the Geysers
Hide details for [<script>document.write("Gila River Indian Community Toxaphene Site".link(document.links[document.links.length
10/01/00Update on Cleanup of Pesticide Contamination
02/01/05Gila River Boundary Site
Hide details for [<script>document.write("GTE".link(document.links[document.links.length-1]))</script>]
11/01/98Report of Pesticides in Soil at the Town Square and Whisman Park Properties
01/01/99Correction Re: GTE Operations Inc. Progress Report #3
04/01/00GTE Operations Inc. Progress Report #2
05/01/00GTE Operations Inc. Progress Report #3, Test Results and Public Meeting
03/01/01GTE Operations Inc. Progress Report #4, Second Round Air Tests
04/01/03(1) GTE Cleanup Activities, Progress Report # 5 - California Station, Town Square, and Whisman Park (English)

(2) Actividades de Limpieza en GTE, Informe de Progreso #5 - California Station, Town Square, y Whisman Park (en español)
01/01/05GTE CLEANUP ACTIVITIES, PROGRESS REPORT #6
Hide details for [<script>document.write("Halaco".link(document.links[document.links.length-1]))</script>]
06/01/06Removal Action Planned to Address Immediate Environmental Concerns
02/01/07U.S. EPA Issues Integrated Assessment Report for the Halaco Engineering Company Site (La EPA de EE.UU. publica el Reporte de Evaluation Integrada para el Sitio Halaco Engineering Company)
03/01/07Halaco Engineering Company Removal Action, March 2007
06/01/07Elevated Levels of Radiation Found at Site - Public Must Not Enter the Site
01/16/09The Remedial Investigation: EPA laying the groundwork for cleanup (English) / Investigación de Remediación: La EPA pone la base para la limpieza (Spanish)
02/15/10Building Demolition to Start 2/15 - Major Testing Underway
Hide details for [<script>document.write("Hassayampa Landfill".link(document.links[document.links.length-1]))</script>]
12/01/01U.S. EPA Completes Cleanup Remedy Review
01/01/06U.S. EPA BEGINS HASSAYAMPA REMEDY REVIEW PROPOSES RESUMING SOIL VAPOR EXTRACTION ACTIVITY
01/01/10Public Comment Period of Significant Differences for Hassayampa Landfill
02/10/11Third Five-Year Review Underway
01/10/12Third Five Year Review Completed
Hide details for [<script>document.write("Hewlett-Packard (620-640 Page Mill Road)".link(document.links[document.links.length-1
08/12/11Site Update
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Hunters Point Naval Shipyard".link(document.links[document.links.length-1]))</script>
02/23/10FactSheet on Naturally Occurring Asbestos in Hunters Point
12/22/10EPA and CalEPA's Role in Hunters Point Superfund Cleanup and Transfer Fact Sheet
09/01/11Frequently Asked Questions About the Landfill, September 2011
09/01/11Summary of Proposed Plan for Parcel E-2, September 2011
09/01/11Parcel E-2 Navy Announces Proposed Plan, September 2011
02/01/13Summary of the Proposed Plan for Parcels E and UC-3, February 2013
Hide details for [<script>document.write("Indian Bend Wash Area".link(document.links[document.links.length-1]))</script>]
09/01/97EPA Announces Proposed Plan for Cleanup of Contaminated Groundwater at the IBW-South Site in Tempe
04/01/01EPA Proposes Plan to Address Groundwater Contamination at Site
12/01/01EPA Signs Record of Decision Amendment
for Final Cleanup Actions
05/01/05Groundwater Cleanup Continues -- EPA'S POSITION REGARDING AIR EMISSIONS CONTROLS
05/13/13Upper Aquifer Cleanup Success
Hide details for [<script>document.write("Industrial Waste Processing".link(document.links[document.links.length-1]))</script>]
02/01/98EPA To Begin Groundwater Investigation
Hide details for [<script>document.write("Intel Corp. (Mountain View Plant)".link(document.links[document.links.length-1]))</sc
05/01/86New Contamination Found in Mountain View's Deep Aquifer
11/01/88EPA Announces Proposed Plan to Clean Up MEW Superfund Sites
07/01/89EPA Announces Clean-Up Plan for MEW Study Area
05/01/91Raytheon and Intel Sign Agreement to Conduct Activities
11/01/92Middlefield-Ellis-Whisman (MEW) Superfund Study Area
05/01/96Cleanup Activities Underway Within MEW Study Area
11/01/99Construction Activities Completed - Redevelopment Continues
01/01/03EPA Evaluates Indoor Air Pathway
03/01/03EPA Hosts Community Advisory Group Informational Meeting (English and Spanish Versions)
04/01/03Air Sampling Begins (English and Spanish Versions)
05/01/03First Community Advisory Group Meeting, May 14, 2003 (in English and Spanish)
04/01/04EPA Conducting Five Year Review of Clean Up Remedy
02/01/07EPA Informational Open House (English and Spanish Versions)
07/09/09Updated - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09Updated - Extends Public Comment Period to Sept 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09EPA Proposed Plan Public Meeting Presentation slides handout (color and black & white versions)
08/20/09Updated - Extends Public Comment Period to Oct 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
09/18/09Updated: Extends Public Comment through Nov 7, 2009 - EPA's Proposed Plan for the Vapor Intrusion Pathway
Hide details for [<script>document.write("Intel Corp. (Santa Clara 3)".link(document.links[document.links.length-1]))</script>]
05/03/10EPA Seeks Public Comment on Proposed Plan to Change Groundwater Remedy
Hide details for [<script>document.write("Intersil, Inc.-Siemens Components".link(document.links[document.links.length-1]))</sc
05/08/12Site Update
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Iron King Mine And Humboldt Smelter ".link(document.links[document.links.length-1]))<
08/01/05U.S. EPA PLANS REMOVAL ASSESSMENT
01/01/06U.S. EPA Completes Removal Assessment
04/01/08Iron King Mine-Himboldt Smelter Proposed for Superfund List
08/01/08EPA Begins Site Investigation
01/30/09EPA Conducts Ambient Air Sampling
05/01/09Chaparral Gulch Show Elevated Arsenic
10/02/09Investigation Report Due This Winter
02/01/10Safe Gardening in Dewey-Humboldt
02/16/10Federal, State, and Local Environmental Resources
04/13/10EPA Completes Remedial Investigation - Additional Residential Sampling Offered
11/04/10Cleanup Documents Available for Review
04/12/11Residential Soil Sampling Completed Ahead of Upcoming Yard Cleanup
08/12/11Residential Yard Cleanup To Start this Fall
04/02/12EPA Completes Interim Cleanup
09/05/12Site Update
11/22/13Upcoming EPA Field Work and December 7 Meeting Announcement
Hide details for [<script>document.write("Iron Mountain Mine".link(document.links[document.links.length-1]))</script>]
10/01/00Proposed $862 Million Settlement to Pay for
Iron Mountain Mine Cleanup
08/01/03EPA Conducts Five Year Review of Cleanup
08/01/04Opportunity for Public Comment on Proposed Plan to Clean up Contaminated Sediments
03/01/05IMM PROJECT UPDATE: REMOVAL OF PYRITE MINING WASTES FROM MATHESON SITE.
02/29/08U.S. EPA Conducting Five-Year Review of Site
06/23/09EPA Accelerating Cleanup Efforts at Iron Mountain Mine Site Supporting Local Economy with Recovery Act Funds
09/15/09EPA Will Be Dredging Sediments in Spring Creek Arm of Keswick Reservoir
03/17/10EPA Will Be Dredging Sediments in Spring Creek Arm of Keswick Reservoir
Hide details for [<script>document.write("Jasco Chemical Corp.".link(document.links[document.links.length-1]))</script>]
07/01/88EPA Proposes Addition of JASCO to Superfund National Priorities List
01/01/91Report of JASCO Groundwater Contamination Under EPA Review
06/01/92La EPA propone un Plan de Limpieza para la Tierra Contaminada y para las Aguas Subterraneas en JASCO (Spanish)
06/01/92EPA Proposes Cleanup Plan for Contaminated Soil and Groundwater at JASCO (English)
06/01/96Se Anuncia el Inicio del Proyecto de Limpieza de Tierras en La Planta de JASCO de Mountain View (Spanish)
01/01/03EPA Evaluates Indoor Air Pathway
Hide details for [<script>document.write("Jervis B. Webb Co".link(document.links[document.links.length-1]))</script>]
10/06/11Seam Master Industries and Jervis B. Webb Co. Sites Proposed for Superfund List / Sitios Seam Master Industries y Jervis B. Webb S.a. Propuestos para la Lista de Superfund
Hide details for [<script>document.write("J. H. Baxter & Co.".link(document.links[document.links.length-1]))</script>]
09/01/97EPA Proposes Modification to Groundwater and Soils Remedy
03/01/99EPA Announces Construction Activity For Groundwater And Soils Remedy
03/01/00EPA Continues Construction Activity for Groundwater and Soils Remedy
09/14/01Preliminary Close Out Report
06/01/05EPA Announces Completion of Construction at Site
04/01/06EPA Announces Completion of Construction Activities and Closure of Area B
Hide details for [<script>document.write("Klau Buena Vista Mine".link(document.links[document.links.length-1]))</script>]
08/01/06Klau/Buena Vista Mines in San Luis Obispo County listed as Superfund site
01/01/07Information on Community Advisory Groups (CAG)
05/01/07EPA Completes Emergency Removal
10/01/07Phase 1 Remedial Investigation to Begin
06/19/08Removal Action to Improve Collection of Mine Drainage
07/31/09Update on Activities
09/07/10Upcoming Activities On and Near Mine Site
05/03/11Update on Site Activities
11/01/11Update on Site Activities
11/28/12Update on Site Activities
02/01/14Site Investigation Proceed - Treatment Options for Some Areas Presented
Hide details for [<script>document.write("Koppers Co., Inc. (Oroville Plant)".link(document.links[document.links.length-1]))</s
03/01/99EPA Proposes Groundwater Remedy Modification Plan
09/01/01Koppers Superfund Site Update
08/01/02EPA Starts Review of Cleanup at the Koppers Superfund Site and Koppers Site Map
08/01/03EPA Requests Your Comments on Consent Decree Amendment
01/14/08Koppers Co. Inc. Five-Year Review Fact Sheet
03/24/09Koppers Co., Inc. Superfund Site Third Five-year Review Fact Sheet
Hide details for [<script>document.write("K&L PLATING - 89TH AVE".link(document.links[document.links.length-1]))</script>]
11/01/97EPA Conducting a Removal Action in
East Oakland
Hide details for [<script>document.write("K&L PLATING - PERMAIN".link(document.links[document.links.length-1]))</script>]
10/01/97EPA Conducting Removal Action in East Oakland
Hide details for [<script>document.write("Lava Cap Mine".link(document.links[document.links.length-1]))</script>]
10/01/97U.S. EPA To Conduct Removal Action
09/01/00Studies Indicate Arsenic is Primary
Concern at Lava Cap Mine Superfund Site
11/01/01EPA Studies Cleanup Options,
Seeks Public Input
11/01/02Arsenic in Well Water: What You Should Know
02/01/04U.S. EPA Proposes Cleanup Plan for Mine Area Operable Unit
11/01/04U.S. EPA Signs Records of Decision for Mine Area Remedy
05/01/06EPA Begins Major Cleanup at Lava Cap Mine
07/25/08EPA Requests Comments on Proposed Groundwater/Drinking Water Cleanup Plan
11/04/10The United States Environmental Protection Agency Begins First Five-Year Review of Cleanup at the Lava Cap Mine Superfund Site
06/08/11Open House Invitation
06/13/12EPA Begins Water Pipeline Project
Hide details for [<script>document.write("LAWRENCE  BERKELEY LABORATORY".link(document.links[document.links.length-1]))</script
08/01/98Superfund Reevaluation of Lawrence Berkeley National Laboratories
Hide details for [<script>document.write("Lehr Old Campus Landfill (USDOE)".link(document.links[document.links.length-1]))</scr
10/26/11Community Update
Hide details for [<script>document.write("Leviathan Mine".link(document.links[document.links.length-1]))</script>]
11/01/99EPA Proposes Leviathan Mine for Superfund List
05/01/00Community Meeting Notice
05/01/00Community Meeting Agenda
11/01/01Update on Cleanup Activities
04/01/04Proposal for Year Round Treatment System
06/01/05YEAR-ROUND TREATMENT SYSTEM CHOSEN FOR ACID MINE DRAINAGE
11/01/07Update On Site Activities
02/01/10HQ Fact Sheet: Leviathan Mine Superfund Site - RE-Powering America's Land: Evaluating the Feasibility of Siting Renewable Energy Production on Potenially Contaminated Land
Hide details for [<script>document.write("Liquid Gold Oil Corp.".link(document.links[document.links.length-1]))</script>]
10/26/10Liquid Gold 2010Third Five-Year Review
Hide details for [<script>document.write("Lorentz Barrel & Drum Co.".link(document.links[document.links.length-1]))</script>]
06/01/98EPA Announces Final Phase of Cleanup
02/01/06U.S. EPA Completes Second Five-Year Review of Site
Hide details for [<script>document.write("McClellan Air Force Base (Groundwater Contamination)".link(document.links[document.li
09/17/08EPA Prepares for Cleanup of Parcel C-6
10/20/08Proposed Plan for Soil Cleanup
08/07/09Remedy Selected for Parcel C-6
10/01/102010 Privatized Cleanup Update at the Former McClellan AFB
04/01/11Proposed Plan for Initial Parcel #3 at the Former McClellan Air Force Base
04/22/11Proposed Cleanup Plan and Public Meeting for McClellan IP #3 (English & Spanish)
10/05/11Former McClellan AFB Cleanup Success, 2011 Privatized Cleanup Update
11/07/12Former McClellan AFB Cleanup Success - 2012 Privatized Cleanup Update
12/19/13Proposed Plan For Finding of Suitability for Early Transfer (FOSET) # 2—Action Sites at the Former McClellan Air Force Base
12/19/13Proposed Cleanup Plan and Public Meeting for the McClellan FOSET # 2 Action Sites
Hide details for [<script>document.write("McColl".link(document.links[document.links.length-1]))</script>]
10/01/95EPA Selects Contingency Remedy of Closure
06/01/96U.S. EPA Announces a Record of Decision for Groundwater at the McColl Superfund Site
10/01/97Community Update
07/01/98EPA Announces Intention to Delete the McColl Site from the National Priorities List
06/01/02U.S. EPA Announces Five-Year Milestone for the McColl Superfund Site Cleanup
12/01/05EPA Updates Groundwater Strategy at McColl
06/12/08FIVE-YEAR REVIEW COMPLETE
11/07/12Notice of Five-Year review
Hide details for [<script>document.write("McCormick & Baxter Creosoting Co.".link(document.links[document.links.length-1]))</sc
09/01/98EPA Announces Proposed Cleanup Plan for McCormick & Baxter Superfund Site
07/01/99EPA Signs Record Of Decision & Begins Remedy Design For Cleanup Plan (English & Spanish)
05/01/001) EPA Continues Remedial Design for Soil, Groundwater and Sediment Contamination

2) La EPA sigue planificando la corrección de la contaminación del suelo, el agua subterránea y los sedimentos
10/01/021) EPA begins cleanup action for sediment contamination;

2) La EPA comienza la limpieza de la contaminacion del sedimento
08/01/03Technical Assistance Grant Available / Asistencia Técnica Disponible (in English y en espanol)
02/01/06U.S. EPA Issues Changes to Sediment Cleanup Plan
05/05/09Cleanup Action for Soil Contamination Begins May 2009 / La Limpieza de Tierra Contaminada Comienza en Mayo 2009
Hide details for [<script>document.write("McFarland Study Area".link(document.links[document.links.length-1]))</script>]
08/01/96

1) Environmental Investigation


2) La Investigación Ambiental
01/01/97Drinking Water Sampling Activities/
Toma de Muestras del Agua Potable
07/01/97Phase I Drinking Water Well Sampling to Begin (English & Spanish)
11/01/97What You Should Know About EPA’s
Tap Water Sampling in Selected Homes



Información sobre la toma de muestras de
agua de la EPA en hogares seleccionados
12/01/97
Phase II Drinking Water Field
Sampling Plan Available


Disponibilidad del Plan de Toma de Muestras de
Campo del Agua Potable de la Etapa II
12/01/97Phase I Drinking Water Source Sampling
Results/ Resultados de la Etapa I del proceso de toma de muestras del agua potable
06/01/98EPA Begins Second Phase of McFarland’s
Drinking Water Investigation/
La EPA inicia la segunda etapa de la
investigación del agua potable de McFarland
10/01/98Soil Sampling Activities/ Activades de toma de muestras del suelo
01/01/99Soil Sampling Activities/ Actividades de toma de muestras de suelos
05/01/001) McFarland Update - Phase II Drinking Water Investigation Sampling Results 2) Actualización de la investigación del agua potable en McFarland - resultados de la segunda fase
07/01/001) Phase 1 Soil Investigation Sampling Results
2) Resultados de la toma de muestras de la Fase 1 de la investigación del suelo
10/01/00Phase 2 Soil Investigation to Begin / Comienza La Segunda Fase de la Investigación del Suelo
03/01/01Phase 2 Soil Investigation Sampling Results - Soil and Air Investigation Update / Resultados de la toma de muestras de la Fase 2 de la investigación del suelo - Información actualizada sobre la investigación del suelo y el aire
12/01/01EPA Continues Outdoor Air Sampling / EPA Continua El Muestreo Del Aire Exterior
07/01/04McFarland Outdoor Air Investigation
Investigación del Aire de McFarland
10/01/041) Results of Air Sampling
2) Resultados del Muestreo del Aire
04/13/10Summary Report for McFarland Environmental Investigations Now Available / Ya Está Disponible el Resumen del Informe sobre las Investigaciones Ambientales de McFarland
Hide details for [<script>document.write("MCNAMARA & PEEPE SAWMILL SITE".link(document.links[document.links.length-1]))</script
09/01/00EPA to Conduct Sampling
Hide details for [<script>document.write("MGM Brakes".link(document.links[document.links.length-1]))</script>]
01/01/04Five-Year Review Finds MGM Remedy Protective
06/12/08The United States Environmental Protection Agency Begins Second Five-Year Review of Cleanup
01/17/13Proof of Publication - U.S. EPA Begins Third Review of Cleanup
Hide details for [<script>document.write("Middlefield-Ellis-Whisman (MEW) Study Area".link(document.links[document.links.length
05/01/86New Contamination Found in Mountain View's Deep Aquifer
11/01/88EPA Announces Proposed Plan to Clean Up MEW Superfund Sites
07/01/89EPA Announces Clean-Up Plan for MEW Study Area
05/01/91Raytheon and Intel Sign Agreement to Conduct Activities
11/01/92Middlefield-Ellis-Whisman (MEW) Superfund Study Area
05/01/96Cleanup Activities Underway Within MEW Study Area
11/01/99Construction Activities Completed - Redevelopment Continues
01/01/03EPA Evaluates Indoor Air Pathway
03/01/03EPA Hosts Community Advisory Group Informational Meeting (English and Spanish Versions)
04/01/03Air Sampling Begins (English and Spanish Versions)
05/01/03First Community Advisory Group Meeting, May 14, 2003 (in English and Spanish)
04/01/04EPA Conducting Five Year Review of Clean Up Remedy
02/01/07EPA Informational Open House (English and Spanish Versions)
07/09/09Updated - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09Updated - Extends Public Comment Period to Sept 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09EPA Proposed Plan Public Meeting Presentation slides handout (color and black & white versions)
08/20/09Updated - Extends Public Comment Period to Oct 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
09/18/09Updated: Extends Public Comment through Nov 7, 2009 - EPA's Proposed Plan for the Vapor Intrusion Pathway
09/01/12EPA Update - Residential Vapor Intrusion Study Area - Sept 2012
11/01/12Groundwater Sampling Notice
12/26/12EPA Residential Groundwater and Vapor Intrusion Update #1 (English and Spanish)
02/01/13EPA Update – Groundwater Sampling Results – Notice to Wescoat Village Residents
03/04/13EPA Residential Groundwater and Vapor Intrusion Update #2
Hide details for [<script>document.write("Modesto Ground Water Contamination".link(document.links[document.links.length-1]))</s
07/01/97EPA Proposes Plan for Groundwater Cleanup Project in Modesto, California
02/01/00Modesto Superfund Site--EPA Announces Start of Construction for Cleanup of Groundwater Contamination
Hide details for [<script>document.write("Monolithic Memories".link(document.links[document.links.length-1]))</script>]
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Montrose Chemical Corp".link(document.links[document.links.length-1]))</script>]
04/01/99EPA Announces Decision for Groundwater Cleanup (English & Spanish)
11/01/99(1) Soil & Produce Results For 30-Block Area (English) (2) Soil & Produce Results For 30-Block Area (Spanish)
07/01/02Kenwood Avenue Cleanup is Complete (English & Spanish)
01/01/06U.S. EPA Completes First Five-Year Review of Del Amo Waste Pits
11/01/06Update on EPA's Soil Sampling Activities, Historical Stormwater Pathway-South
05/01/07EPA to Oversee Additional Soil Sampling at ECI Property
02/12/13Groundwater Cleanup Construction Starts at Del Amo and Montrose Superfund Sites
02/28/13Groundwater Cleanup Project at the Montrose and Del Amo Superfund Site in Los Angeles County, CA
06/19/13Groundwater Clean Up: A pipeline to be installed along 210th Street, Javelin Street and New Hampshire Avenue in July and August, 2013
02/01/14Construction of Groundwater System Halfway Complete
Hide details for [<script>document.write("Motorola, Inc. (52nd Street Plant)".link(document.links[document.links.length-1]))</s
11/01/99Construction Of Groundwater Treatment System Planned (English & Spanish)
02/01/00Construction Plans for Motorola (52nd Street) Superfund Site Cleanup (English/Spanish)
02/01/00Planes de construcción para la depuración del sitio Superfund de Motorola en 52nd Street
01/01/01Environmental Bulletin (English & Spanish)
02/01/01Environmental Bulletin( English/Spanish)
09/01/01Comments Requested on Groundwater Study(43k)
10/01/01EPA to Install Monitoring Wells in the Operable Unit Three Study Area.(English/Spanish)
10/01/01EPA to Install Monitoring Wells in the Operable Unit Three Study Area
01/01/02Environmental Bulletin
Bolletín Ambiente (English/Spanish)
09/01/021) This is to update you on the U.S. Environmental Protection Agency’s
groundwater investigation activities in the Operable Unit Three Study Area and to request your input on the next phase of this work. (English/Spanish).
2) Proposed Monitoring Well Locations Map.
03/01/03Environmental Bulletin
Boletín Medio Ambeiental (English/Spanish)
03/01/04Clean Up is Working at Operable Unit 2
02/01/05EPA and ADEQ Identify More Potentially Responsible Parties and Initiate Facility Investigations (English & Spanish)
08/01/05Meeting Notice
12/01/05Meeting Notice
04/01/06Public Comment for 5-Year Review
07/06/06Meeting Notice
05/01/07May 2007 Site Update
11/01/08November 2008 Site Update (in English y en español)
07/09/09Community Event - July 22, 2009.
09/01/09Community meeting announcement
09/01/09OU3 Administrative Order of Consent Press release
09/01/09Boron Fact Sheet
10/21/09Open House - New System to Cleanup Fuel Realeases in Soil Groundwater ( (in English y en español)
11/23/09United States Environmental Protection Agency Signs Agreement with Honeywell International Inc. and Arizona Public Service Company
01/04/10Open house announcement Feb. 11, 2010
04/28/10Motorola 52nd St. Superfund Site Important Announcements
05/26/10Motorola 52nd St. Brief Overview/background
09/09/10CIG Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario
11/26/10Community Meeting - Soil Gas Sampling Work Plan
01/07/11CIG Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
05/19/11Community Meeting - Open House / Reunión Pública y Jornada de puertas abiertas
06/10/11CIG Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
10/25/11Community Informational Group Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
12/02/11Five-Year Review Completed / La Revisión de cada Cinco Años está Completada
01/10/12Community Informational Group Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
01/23/12Community Meeting - Open House / Reunión Pública y Jornada de puertas abiertas
04/03/12Community Informational Group Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
04/23/12Update on Vapor Intrusion to Indoor Air Investigation at the Motorola 52nd Street Superfund Site (English/Spanish/Somali)
06/27/12ADEQ/EPA Notice Upcoming Environmental Work at the Semiray Facility / Aviso de ADEQ/EPAPróximo Trabajo Medioambiental en las Instalaciones Semiray
08/01/12Community Informational Group Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
10/03/12Community Informational Group Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
01/08/13Community Informational Group Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
01/18/13Community Informational Group Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
04/24/13April 24th - Motorola CAG Meeting Invitation - Agenda
01/29/14Winter 2014 Soil Gas Sampling and Investigation Activities - English
01/29/14Winter 2014 Soil Gas Sampling and Investigation Activities - Spanish
03/19/14Community Informational Group Meeting Announcement / Aviso de reunión del Grupo Informativo Comunitario (CIG)
Hide details for [<script>document.write("National Semiconductor Corp.".link(document.links[document.links.length-1]))</script>
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Naval Air Station Moffett Field".link(document.links[document.links.length-1]))</scri
04/01/01Moffett Community Housing Groundwater Update - April 2001
02/01/02Moffett Community Housing Groundwater Update No. 2 - February 2002
08/01/02Moffett Community Housing Groundwater Update No. 3 - August 2002
08/01/03Moffett Community Housing Update No. 4 - August 2003
11/01/03Moffett Community Housing Air Update No. 5 - November 2003
01/01/04Moffett Community Housing Air Sampling Results - Update No. 6- January 2004
05/01/04Moffett Community Housing May Air Sampling - Update No. 7 - May 2004
11/01/04Moffett Community Housing Air Sampling Results - Update No. 8 - Nov 2004
06/09/05Moffett Community Housing Groundwater Update No. 9 - June 2005
07/09/09Updated - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09Updated - Extends Public Comment Period to Sept 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09EPA Proposed Plan Public Meeting Presentation slides handout (color and black & white versions)
08/20/09Updated - Extends Public Comment Period to Oct 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
09/18/09Updated: Extends Public Comment through Nov 7, 2009 - EPA's Proposed Plan for the Vapor Intrusion Pathway
02/01/13EPA Update: Groundwater Sampling Results - Notice to Wescoat Village Residents
Hide details for [<script>document.write("Naval Computer And Telecommunications Area Master Station Eastern Pacific Oahu".link(
04/10/09EPA REQUESTS FEDERAL FACILITY AGREEMENT PUBLIC COMMENTS
Hide details for [<script>document.write("NE Churchrock Quivira Mines".link(document.links[document.links.length-1]))</script>]
09/01/10Upcoming Road Work on Red Water Pond Road - Fall 2010
12/01/10Red Water Pond Road Sealing Completed
04/22/11Mine Waste Cleanup
Hide details for [<script>document.write("New Idria Mercury Mine".link(document.links[document.links.length-1]))</script>]
03/01/11New Idria Mercury Mine Proposed for Superfund List
10/26/11EPA Finalizes Site on the NPL - Begins Interim Cleanup Actions
Hide details for [<script>document.write("Newmark Groundwater Contamination".link(document.links[document.links.length-1]))</sc
05/01/96La EPA los inicia obras de limpieza en el sitio
de Newmark en San Bernardino
08/01/97Groundwater Well Construction and Sampling Program Continues
03/01/98New River Update
10/01/98U.S. EPA Completes Construction of Treatment Facilities for Newmark Groundwater Contamination
02/01/00Newmark Groundwater Contamination Superfund Project--Construction Underway at Muscoy Operable Unit
05/01/00Notice of Community Meeting to Discuss EPA Well Construction Project
Una reunión para debatir sobre el proyecto de la construcción de pozos por la EPA
07/01/00Community Meeting on San Bernardino's Expansion of the 19th Street Facility / Reunion de la comunidad sobre la expansion de la planta del tratamiento de agua en calle 19
10/01/00EPA Well Project Construction to Start / EPA inicia el proyecto de construir pozos
11/01/01EPA Well Project Construction Update (English & Spanish)
04/01/04EPA Well Project Progress Update(497k)
03/01/05U.S. EPA COMPLETES CONSTRUCTION OF MUSCOY TREATMENT FACILITY.
Hide details for [<script>document.write("Nineteenth Avenue Landfill".link(document.links[document.links.length-1]))</script>]
08/01/06U.S. EPA Announces Intent to Remove 19th Avenue Landfill from Superfund List
01/15/10Start of the 5-Year Review
12/22/10Third Five-Year Review Completed
Hide details for [<script>document.write("North Indian Bend Wash Superfund Site".link(document.links[document.links.length-1]))
05/01/05Groundwater Cleanup Continues -- EPA'S POSITION REGARDING AIR EMISSIONS CONTROLS
02/29/08Update on Incidents at Miller Road Treatment Facility
05/01/08Second Update on Incidents at Miller Road Treatment Facility
04/24/09Update on Site Activities
12/07/10Miller Road Treatment Facility Update
01/28/11Community Involvement Group (CIG) meeting
11/08/11You are invited to attend the next Community Involvement Group (CIG) meeting
05/13/13Upper Aquifer Cleanup Success
Hide details for [<script>document.write("Northeast ChurchRock Mine".link(document.links[document.links.length-1]))</script>]
07/01/06Site Sampling Fact Sheet
05/01/07Press Release
02/28/08Gamma Goat: The Dangers of Uranium
06/08/09US EPA Announces Public Release of Engineering Evaluation and Cost Analysis (EE/CA) and Announcement of 30 – Day Public Comment Period and Public Meetings
04/22/11Mine Waste Cleanup Work – Community Update
09/01/11Northeast Church Rock Mine Site Cleanup - Community Update
05/01/12Community Update
Hide details for [<script>document.write("Omega Chemical Corporation".link(document.links[document.links.length-1]))</script>]
12/01/00Public Input Requested
07/01/01Consent Decree Signed--Work Begins at Omega Chemical Superfund Site (in English y en Español)
04/01/02Progress at the Omega Chemical Superfund Site (in English y en Español)
09/01/03Omega Chemical Superfund Site Update
11/01/04EPA Evaluates Indoor Air at Omega Chemical Site
08/01/05Proposed Plan for Interim Groundwater Action
01/01/07Omega Chemical Superfund Site Update
02/29/08Update on Site Activities
06/02/08Proposed Plan for Soil Cleanup
02/20/09EPA Selects Cleanup Plan for Soils at Omega Site
09/15/09EPA Issues Draft Remedial Investigation Report for Downgradient Plume at Omega Site
08/11/10Omega OU-2 Proposed Plan for the Groundwater Contamination, Comment Period from August 23-Sept. 21, 2010
08/30/10EPA Extends Public Comment Period on Proposal for Groundwater Cleanup at Omega Chemical Corporation Superfund Site, Operable Unit 2 August 23 - September 21, 2010
10/19/10EPA Extends Public Comment Period on Proposal for Groundwater Cleanup at Omega Chemical Corporation Superfund Site to November 22, 2010
11/17/11U.S. EPA "What You Should Know About Vapor Intrusion"
11/30/11EPA Selects Remedy for Groundwater Contamination at Operable Unit 2
03/14/13Vapor Intrusion: Answers to Frequently Asked Health Questions Fact Sheet
03/14/13Tetrachloroethene (also known as perchloroethylene, PERC or tetrachloroethene) Information Fact Sheet
03/21/13Public Outreach to Select Homeowners in Whittier, CA
Hide details for [<script>document.write("Operating Industries, Inc. Landfill".link(document.links[document.links.length-1]))</
03/04/11Fourth Five-Year Review Completed and Other Site Information
12/01/13All Systems in Place for Long-Term Operation & Maintenance of OIl Site -
North Parcel Development / Metro Line Options Move Forward
Hide details for [<script>document.write("Ordot Landfill".link(document.links[document.links.length-1]))</script>]
10/01/02Second Five-Year Review Complete (English/Tagalog/Chamorro)
Hide details for [<script>document.write("ORLAND DRY CLEANERS".link(document.links[document.links.length-1]))</script>]
11/01/98U.S. EPA Plans Well Sampling For Fall 1998
Hide details for [<script>document.write("Pacific Coast Pipeline".link(document.links[document.links.length-1]))</script>]
11/01/89EPA Signs Agreement with Texaco to Continue Investigation of Contamination at Former Refinery (English and Spanish)
07/01/90Texaco Begins Field Investigation Work at Former Texaco Refinery (English and Spanish)
12/01/90Texaco Installs Additional Wells Off Site (English &Spanish)
02/01/92EPA Announces Proposed Plan for Cleanup at Pacific Coast Pipeline Superfund Site (English and Spanish)
11/03/10EPA to Propose Final Cleanup Plan December 2010 / EPA Presentará el Último Plan de Limpieza diciembre 2010
05/31/11Pacific Coast Pipeline Superfund Site Proposed Plan / Plan de Limpieza para el Stio Superfund Pacific Coast Pipeline
06/16/11Public Meeting Powerpoint Presentation / Presentación Powerpoint de la Reunión Pública
04/11/12Cleanup Action Update / Actualización sobre el plan de limpieza
02/20/13Site Update (English and Spanish) Card
01/23/14Site Soil Cleaned Up Fact Sheet, January 2014 (English and Spanish Versions)
Hide details for [<script>document.write("Palos Verdes Shelf".link(document.links[document.links.length-1]))</script>]
10/01/97Update on EPA's Investigation of Contaminated Sediments
03/01/00Palos Verdes Shelf Proposed Plan
10/01/02EPA Issues Report on Pilot Capping Project
05/01/05Site Update
04/01/08Remedial Investigation Report Completed; Feasibility Study Underway
06/01/08Overview
06/05/09EPA Announces Proposed Plan
04/20/10EPA Signs Interim Record of Decision - Remedial Work Begins
Hide details for [<script>document.write("Pemaco".link(document.links[document.links.length-1]))</script>]
03/01/98Cleanup Continues / Limpiadora de Pemaco Continua
02/01/99Soil Cleanup Effective
08/01/01Fact Sheet Announcing Community Meeting (English/Spanish)
09/01/01Presentation of Pemaco Field Investigation at Community Meeting
03/01/04Pemaco Proposed Plan (English and Spanish)
07/01/05Planning, Design and Community Input
01/01/06Pemaco Superfund Site Update
06/01/07Hoja de Información - Preguntas y Respuestas Comunes sobre el
Parque Riverfront de Maywood y el Sitio Superfund Pemaco
06/01/07Pemaco Superfund Site - Community Meeting Notice
06/07/07Pemaco Superfund Site Update
Actualización, Sitio Superfund Pemaco
06/29/07Question and Answer Fact Sheet - Maywood Riverfront Park and the Pemaco Superfund Site
07/01/07Pemaco Superfund Site Community Meeting Notice
Sitio Superfondo Pemaco Anuncio de Reunión Comunitaria
08/01/07Pemaco Superfund Site Community Meeting Notice - English / Spanish
09/01/07Pemaco Superfund Site Community Meeting Notice (English & Spanish )
11/07/07Pemaco Superfund Site Community Meeting Notice
01/18/08Pemaco Superfund Site Community Meeting Notice (English & Spanish)
03/27/08Pemaco Superfund Site Community Meeting Notice (English and/y Espanol)
08/25/08Pemaco Superfund Site Community Meeting Notice / Aviso de Reunión Comunitaria del Sitio Pemaco del Superfondo (English and Spanish)
02/11/09Pemaco Site Community Meeting Notice / Aviso de Reunión Comunitaria del Sitio Pemaco del (English and Spanish)
04/21/10Public Notice - EPA Initiates Five-Year Review of Cleanup at the Pemaco Superfund Site / Aviso Público - EPA Inicia la Revisión de Cinco Años de Limpieza en el Sitio Superfund Pemaco
01/10/11Pemaco Public Meeting Flyer, January 25, 2011
03/08/12Pemaco Superfund Open House Invitation (English & Spanish)
Hide details for [<script>document.write("PERCHLORATE".link(document.links[document.links.length-1]))</script>]
03/01/02Perchlorate Update
Hide details for [<script>document.write("Phoenix-Goodyear Airport Area".link(document.links[document.links.length-1]))</script
01/01/99Update on Cleanup Activities (English & Spanish)
01/01/99Significant Environmental Cleanup Proceeds at Phoenix Goodyear Airport (English & Spanish)
05/01/01Update on PGA North Activities (English & Spanish)
12/01/01Contamination Detected in Deep Monitoring Well To North - Drinking Water Not Affected (English & Spanish)
08/01/02New Groundwater Cleanup Activities Underway (English & Spanish)
12/01/02Special Winter Edition Update, December-January Activities Underway (English/Spanish)
08/01/03New Investigative Activities Underway

Comenzarán Nuevas Actividades Investigativas
10/01/04Site Progress
Avances En El Sitio
09/01/05FIVE-YEAR REVIEW COMPLETE
06/01/06SITE PROGRESS AT PGA-NORTH
10/01/06Five-Year Review Complete
04/01/07TWO NEW EXTRACTION WELLS TO BE INSTALLED DURING SUMMER/FALL 2007
04/21/09Public Meeting Agenda - May 7, 2009 ( In English and Spanish Version)
02/12/10Update on Cleanup Activities for the North and South Areas of the Site /
Actualización sobre las Actividades de Limpieza en las Áreas Norte y Sur del Sitio
10/15/12PGA Superfund Community Event
01/01/13Update Factsheet: Progress Continues on Cleanup Activities
01/21/14EPA Seeks Comments on Proposed Additions to Site Cleanup Plan - Public Comment Period: 01/23/14 to 02/24/14 (English and Spanish Versions)
Hide details for [<script>document.write("PIONEER MILL COMPANY".link(document.links[document.links.length-1]))</script>]
02/01/03EPA to Perform Assessment at Pioneer Mill
Hide details for [<script>document.write("POLAR STAR MINE".link(document.links[document.links.length-1]))</script>]
04/01/00U.S. EPA Removal Action Field Work to Start in May
Hide details for [<script>document.write("PUNA GEOTHERMAL VENT".link(document.links[document.links.length-1]))</script>]
07/01/96EPA to Hold Community Meetings
On Puna Emergency Response Plans
03/01/98EPA Shares Report on Community
Involvement
08/01/00Report on Puna Emergency Response Plans Finalized
Hide details for [<script>document.write("Purity Oil Sales, Inc.".link(document.links[document.links.length-1]))</script>]
04/01/05Purity Oil Sales Superfund Site - Proposed Plan
07/01/10Purity Oil Sales Soil Vapor Extraction Start-Up
08/20/12Purity Oil Sales Inc. Superfund Site Proposed Plan: "Revised Plan for Cleanup Proposed" /
El Plan Propuesto para el Sitio Superfund Purity Oil Sales Inc.: "Revisión del Plan de la Propuesta de Limpieza"
Hide details for [<script>document.write("Ralph Gray Trucking Co.".link(document.links[document.links.length-1]))</script>]
04/01/00EPA to Collect Samples from Flood Control Channel Access Road
08/01/00Neighborhood Groundwater is Clean
08/01/04U.S. EPA Proposes to Delist Site from Superfund List
Hide details for [<script>document.write("Raytheon Corp.".link(document.links[document.links.length-1]))</script>]
05/01/86New Contamination Found in Mountain View's Deep Aquifer
11/01/88EPA Announces Proposed Plan to Clean Up MEW Superfund Sites
07/01/89EPA Announces Clean-Up Plan for MEW Study Area
05/01/91Raytheon and Intel Sign Agreement to Conduct Activities
11/01/92Middlefield-Ellis-Whisman (MEW) Superfund Study Area
05/01/96Cleanup Activities Underway Within MEW Study Area
11/01/99Construction Activities Completed - Redevelopment Continues
01/01/03EPA Evaluates Indoor Air Pathway
03/01/03EPA Hosts Community Advisory Group Informational Meeting (English and Spanish Versions)
04/01/03Air Sampling Begins (English and Spanish Versions)
05/01/03First Community Advisory Group Meeting, May 14, 2003 (in English and Spanish)
04/01/04EPA Conducting Five Year Review of Clean Up Remedy
02/01/07Middlefield-Ellis-Whisman (MEW) Superfund Study Area
02/01/07EPA Informational Open House (English and Spanish Versions)
07/09/09Updated - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09Updated - Extends Public Comment Period to Sept 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
07/23/09EPA Proposed Plan Public Meeting Presentation slides handout (color and black & white versions)
08/20/09Updated - Extends Public Comment Period to Oct 8, 2009 - EPA Announces Proposed Plan for the Vapor Intrusion Pathway (English and Spanish)
09/18/09Updated: Extends Public Comment through Nov 7, 2009 - EPA's Proposed Plan for the Vapor Intrusion Pathway
Hide details for [<script>document.write("Rockets, Fireworks, and Flares".link(document.links[document.links.length-1]))</scrip
03/25/09Installation of Groundwater Monitoring Wells / Instalación de Pozos de Monitoreo de la Agua Subterránea
07/13/09Installation of Groundwater Monitoring Wells (4th Location) / Instalación de Pozos de Monitoreo de la Agua Subterránea (4ta Ubicación)
12/02/09EPA - BF Goodrich Superfund Site Introduction Powerpoint - English & Spanish
01/01/10B.F. Goodrich Superfund Site Proposed Plan (English)
01/01/10B. F. Goodrich Superfund Site Proposed Plan (Español / Spanish)
10/25/11Installation of Groundwater Monitoring Well / Instalación de Pozos de Monitoreo de la Agua Subterránea
05/01/13Well Drilling Notice / Anuncio de Perforacion de Pozo
06/01/13Agreements End Nine Years of Litigation – Cleanup Work Proceeding
Hide details for [<script>document.write("ROMIC FACILITY".link(document.links[document.links.length-1]))</script>]
06/01/06EPA RESPONSE TO CHEMICAL RELEASE AT ROMIC FACILITY
Hide details for [<script>document.write("SAIPAN PCBs".link(document.links[document.links.length-1]))</script>]
10/01/00Tanapag Village PCBs Cleanup Update
08/01/03Clean up of contaminated soil complete
02/01/05EPA to Re-sample Land Crabs in Tanapag
Hide details for [<script>document.write("San Fernando Valley (All Areas)".link(document.links[document.links.length-1]))</scri
03/01/88EPA and DWP Begin Investigating Groundwater Contamination in the San Fernando Valley
07/01/90Groundwater Cleanup Studies Continue in the San Fernando Valley Basin
05/01/93EPA Announces Results of Basinwide Groundwater Remedial Investigation
08/01/93Status Update Fact Sheet
04/01/97EPA Reduces San Fernando Valley Cleanup Costs by $49 Million
09/01/97U.S. EPA Efforts Minimize Impacts on the Valley's Economy
10/01/98Superfund Law and Real Estate Transactions
11/01/99EPA Announces Well Sampling Event
06/01/03Site Update



Revised Site Update (Web Version)
07/09/09North Hollywood Operable Unit Proposed Plan for Enhanced Groundwater Remedy
12/10/09San Fernando Valley Superfund Sites Update, and EPA Selects Second Interim Remedy for the North Hollywood Operable Unit
07/05/11EPA Seeks Your Input – Participate in Community Interviews
05/07/12EPA to Install Ground Water Monitoring Wells in the Glendale/Burbank Area
La EPA instalará pozos de monitoreo en el área de Glendale/Burbank
05/01/13North Hollywood OU Proposed Plan to Amend Record of Decision, San Fernando Valley Area 1, May 2013
Hide details for [<script>document.write("San Fernando Valley (area 1 North Hollywood And Burbank)".link(document.links[documen
09/01/87EPA Will Fund Construction of a Treatment System to Clean Contaminated Groundwater in the North Hollywood/Burbank Area
06/01/88Agencies Announce Completion of North Hollywood Groundwater Treatment Facility
10/01/88EPA, DWP, and the City of Burbank Announce Clean-Up Plan for Burbank Area
08/01/89EPA Announces Cleanup Plan for Burbank Area
07/01/90Changes Proposed in the Burbank Groundwater Cleanup Plan
09/01/91U.S. EPA, Lockheed Corporation, Weber Aircraft and City of Burbank Sign Agreement to Conduct Cleanup Activities
07/09/09North Hollywood: Proposed Plan for Enhanced Groundwater Remedy
08/05/09EPA Extends Public Comment Period on Proposed Plan for Groundwater Remedy at North Hollywood OU of San Fernando Valley Area 1 Superfund Site
12/10/09San Fernando Valley Superfund Sites Update, and EPA Selects Second Interim Remedy for the North Hollywood Operable Unit
05/01/13North Hollywood OU Proposed Plan to Amend Record of Decision, San Fernando Valley Area 1, May 2013
Hide details for [<script>document.write("San Fernando Valley (area 2 Glendale)".link(document.links[document.links.length-1]))
07/01/92EPA Proposes Cleanup Plan for Glendale Area
09/01/92EPA Proposes Plan for Second Cleanup Project in Glendale Area
06/01/93EPA Signs Cleanup Remedy for Glendale North and South Operable Units
08/01/98Construction of Glendale Groundwater Treatment Plant Under Way
05/01/00Notice of Public Hearing on the Use of Water from the Glendale Water Treatment Plant, page 1 and page 2
12/10/09San Fernando Valley Superfund Sites Update, and EPA Selects Second Interim Remedy for the North Hollywood Operable Unit
05/01/11Opportunity to Comment on the Proposed Prospective Purchaser Agreement for the Former Excello Plating Facility - May 2011
04/02/12EPA to Install Ground Water Monitoring Wells in the Glendale/Burbank Area
La EPA instalará pozos de monitoreo en el área de Glendale/Burbank
Hide details for [<script>document.write("San Fernando Valley (area 3 Verdugo)".link(document.links[document.links.length-1]))<
10/01/03San Fernando Valley - Verdugo Study Area 3 - Proposed Plan
03/28/04Public Notice - EPA Signs ROD For No RA
12/10/09San Fernando Valley Superfund Sites Update, and EPA Selects Second Interim Remedy for the North Hollywood Operable Unit
Hide details for [<script>document.write("San Fernando Valley (area 4 Pollock)".link(document.links[document.links.length-1]))<
12/10/09San Fernando Valley Superfund Sites Update, and EPA Selects Second Interim Remedy for the North Hollywood Operable Unit
Hide details for [<script>document.write("San Gabriel Valley Area 3".link(document.links[document.links.length-1]))</script>]
09/01/02EPA to begin field work to investigate
groundwater quality in Alhambra (English/Spanish/Vietnamese/Chinese)
05/01/03EPA to Install Groundwater Monitoring Well in the City of San Gabriel (English/Spanish/Chinese/Viatnamese)
05/01/04EPA Ground Water Testing Underway
05/01/04Community Involvement Plan for the San Gabriel Valley, Area 3, Superfund Site
11/01/04EPA to Install Additional Groundwater Monitoring Wells in the San Gabriel Valley
07/01/05Informational Workshop Invitation Factsheet
04/08/10U.S. EPA Completes Remedial Investigation for San Gabriel Valley Area 3 Superfund Site (English, Spanish, Chinese, Vietnamese)
12/20/11Progress Report on San Gabriel Valley Ground Water Cleanup
Hide details for [<script>document.write("San Gabriel Valley (all Areas)".link(document.links[document.links.length-1]))</scrip
04/01/98San Gabriel Valley Superfund Sites
Operable Unit Update
06/01/99Region 9 Perchlorate Update
07/01/99San Gabriel Valley Superfund Sites Update
05/01/02San Gabriel Valley Superfund Sites Update
06/01/06Update on Groundwater Cleanup in the San Gabriel Valley
12/20/11Progress Report on San Gabriel Valley Ground Water Cleanup
01/01/14Progress Report on San Gabriel Valley Ground Water Cleanup
Hide details for [<script>document.write("San Gabriel Valley (area 1) El Monte, South El Monte, Whittier Narrows".link(document
10/01/98Proposed Plan to Address Groundwater Contamination at El Monte Operable Unit of the San Gabriel Valley, Area 1, Superfund Site
10/01/98EPA Proposes Plan to Address Groundwater Contamination in the Whittier Narrows Operable Unit (155 Kbytes)
02/01/00Groundwater Well Installation and Sampling Program / Programa de Instalación y Monitoreo de Agua Subterránea
05/01/02U.S. EPA Completes Whittier Narrows Groundwater Treatment System
11/01/05The U.S. Environmental Protection Agency (EPA) Announces Changes To The Cleanup Plan For The San Gabriel Valley Superfund Site (Area 1) South El Monte Operable Unit
12/22/10EPA to Begin Fieldwork to Install Groundwater Cleanup System in the El Monte Area (English, Spanish, Chinese, Vietnamese)
02/16/11Installation of Groundwater Monitoring Wells (English, Spanish, Chinese, Vietnamese)
03/22/11Installation of Groundwater Monitoring Wells (Chinese & Vietnamese)
04/07/11Installation of Groundwater Monitoring Wells (English, Spanish, Chinese, Vietnamese)
08/12/11Soil Gas Sampling on El Monte and South El Monte Streets
12/20/11Progress Report on San Gabriel Valley Ground Water Cleanup
04/23/12Soil Gas Sampling in El Monte, Rosemead, and South El Monte
04/23/12Groundwater Sampling in El Monte, South El Monte and Rosemead
11/30/12Installation of Groundwater Monitoring Wells - South El Monte, El Monte & Rosemead 2012-2013 (also in Spanish, Chinese & Vietnamese)
09/01/13Indoor air sampling in the South El Monte area
Hide details for [<script>document.write("San Gabriel Valley (area 2) Baldwin Park".link(document.links[document.links.length-1
05/01/99EPA Updates Cleanup Plan for the Azusa-Baldwin Park Area
10/01/02Azusa / Baldwin Park Cleanup Underway,
Construction Starts on Joint Cleanup and Water Supply Project
08/01/07Azusa/Baldwin Park Groundwater Cleanup Update
12/20/11Progress Report on San Gabriel Valley Ground Water Cleanup
01/15/13EPA Completes “Five-Year Review” of Azusa/Baldwin Park Groundwater Cleanup
01/01/14Progress Report on San Gabriel Valley Groundwater Cleanup
Hide details for [<script>document.write("San Gabriel Valley (area 4) City Of Industry, Puente Valley".link(document.links[docu
01/01/98San Gabriel Valley Superfund Site, Area 4 - Puente Valley Operable Unit Proposed Plan
02/01/06EPA to Oversee Field Work to Install Groundwater Cleanup System in the Puente Valley Area
07/01/09EPA to Install Pipeline & Treatment System for Groundwater Cleanup Program / EPA instalará tubería y un sistema de tratamiento para el programa de la limpieza de la agua subterránea
12/20/11Progress Report on San Gabriel Valley Ground Water Cleanup
10/02/12EPA to Install Groundwater Monitoring Wells and Conduct Additional Site Investigation i the La Puente Area / La EPA instalará pozos de monitoreo de agua subetrránea y llevará a cabo investigaciones addicionales
Hide details for [<script>document.write("SANDERS AVIATION".link(document.links[document.links.length-1]))</script>]
02/01/97EPA Completes Cleanup of Sanders Site
Hide details for [<script>document.write("SANTA MONICA MtBE".link(document.links[document.links.length-1]))</script>]
07/01/98Santa Monica MtBE Project
Hide details for [<script>document.write("Santa Susana Field Laboratory (SSFL)".link(document.links[document.links.length-1]))<
11/25/08U.S. EPA to hold Community Meeting on Radiological Background Study
05/12/09DOE and EPA Sign Funding Agreement on Radiological Study
06/26/09EPA Meeting on SSFL Radiological Studies
04/21/10EPA Meeting on SSFL Radiological Studies
11/12/10SSFL Area IV Radiological Study Begins
02/01/11News Update February 2011
07/22/11SSFL Radiological Background Study Report Available for Public Review and Comment
05/08/12EPA Radiation Investigation Update
11/29/12EPA Radiological Characterization Study Results
Hide details for [<script>document.write("Selma Treating Co.".link(document.links[document.links.length-1]))</script>]
04/01/97EPA Proposes Change In Groundwater Cleanup Method At Selma Pressure Treating Superfund Site
07/01/03Selma Pressure Treatment Superfund Site
Hide details for [<script>document.write("Sharpe Army Depot".link(document.links[document.links.length-1]))</script>]
07/26/11Proposed Plan to Enhance Groundwater Remedy
Hide details for [<script>document.write("Sola Optical Usa, Inc.".link(document.links[document.links.length-1]))</script>]
04/01/06U.S. EPA Reviews Cleanup of Site
01/01/07EPA Proposes Amending the Clean-up Plan for Contaminated Groundwater
02/01/11EPA Reviews Cleanup of Sola Optical Site / EPA Revisa Limpieza del Sitio Sola Optical
Hide details for [<script>document.write("South Bay Asbestos Area".link(document.links[document.links.length-1]))</script>]
12/01/05Five-Year Review Completed
07/01/07EPA WILL CONDUCT ADDITIONAL ASBESTOS SAMPLING
09/08/10EPA Completes Additional Asbestos Sampling and Evaluation of Results / EPA Finaliza Muestreo Adicional de Asbestos y Evaluación de Resultados
01/11/11Five-Year Review Completed / Se Finaliza Revisión de Cinco Años
Hide details for [<script>document.write("South Indian Bend Wash Area".link(document.links[document.links.length-1]))</script>]
02/01/02EPA Issues Decision for Seven Subsites
02/01/04EPA Proposes Revision to Existing Groundwater Strategy for Western Plume
07/27/10Announcing Start of Five-Year Review
05/13/13Upper Aquifer Cleanup Success
Hide details for [<script>document.write("Southern Avenue Industrial Area".link(document.links[document.links.length-1]))</scri
10/06/11Seam Master Industries and Jervis B. Webb Co. Sites Proposed for Superfund List / Sitios Seam Master Industries y Jervis B. Webb S.a. Propuestos para la Lista de Superfund
Hide details for [<script>document.write("Southern California Edison Co. (Visalia Poleyard)".link(document.links[document.links
05/01/98New Technology to Speed Clean Up and
Reduce Costs
04/20/10EPA Begins the Second Five-Year Review of Southern California Edison (SCE), Visalia Pole Yard Superfund Site, Visalia, California
Hide details for [<script>document.write("Spectra-Physics, Inc.".link(document.links[document.links.length-1]))</script>]
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Stringfellow".link(document.links[document.links.length-1]))</script>]
05/01/01U.S. EPA Begins Community Interviews / EPA da comienzo a las entrevistas de la comunidad
11/01/01U.S. EPA Issues Stringfellow Five-Year Review Results
04/01/04Stringfellow Superfund Site Perchlorate Update
10/01/06Stringfellow Superfund Site Perchlorate RI/FS Update
03/31/11FOURTH FIVE-YEAR REVIEW BEGINS
Hide details for [<script>document.write("Sulphur Bank Mercury Mine".link(document.links[document.links.length-1]))</script>]
10/01/99Interim Construction Work Begins At Sulphur Bank Mercury Mine Superfund Site
11/01/00EPA is Closing Geothermal Wells near the Herman Pit
11/01/00Notice of Open House to talk about the Sulphur Bank Mercury Mine Superfund Site
06/01/06Frequently Asked Questions (FAQ)
Elem Indian Colony Mine Waste Removal Action
02/01/07Cleanup Progress Update
Elem Indian Colony Mine Waste Removal Action
01/28/08Sulphur Bank Mine Road Removal Action
12/01/08Sulphur Bank Mercury Mine Community Involvement Plan
12/01/12EPA to Begin Construction of Test Covers in Clear Lake
Hide details for [<script>document.write("Synertek, Inc. (Building 1)".link(document.links[document.links.length-1]))</script>]
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Syntrum Corporation".link(document.links[document.links.length-1]))</script>]
04/01/98Syntrum Corporation Removal Site
Hide details for [<script>document.write("Tanapag".link(document.links[document.links.length-1]))</script>]
09/01/05EPA SAMPLING RESULTS SHOW LAND CRABS SAFE TO EAT
04/01/06EPA AND DEQ TO REMOVE OLD FUEL TANKS
Hide details for [<script>document.write("Teledyne Semiconductor".link(document.links[document.links.length-1]))</script>]
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("TRW Microwave, Inc. (Building 825)".link(document.links[document.links.length-1]))</s
12/01/13South Bay Groundwater Sites - Vapor Intrusion Evaluations (Dec. 2013 Update)
Hide details for [<script>document.write("Tuba City Open Dump".link(document.links[document.links.length-1]))</script>]
02/01/12USEPA Starts New Phase of Work
06/21/12USEPA Starts New Phase of Work - June Update
Hide details for [<script>document.write("Tucson International Airport Area".link(document.links[document.links.length-1]))</sc
04/01/98EPA Begins New Phase of Groundwater Investigations (English & Spanish)
07/01/98EPA Begins Second Phase of Groundwater
Investigations (English and Spanish)
02/01/00Tucson International Airport Area Superfund Site--Community Involvement During Remedial Design (in English and Spanish)
12/01/00Open House and Public Comment
Period for Preliminary Design
03/01/01EPA Extends Public Comment Period on the
Proposed Preliminary Design (English & Spanish)
06/01/02EPA Proposes Plan to Address Groundwater Contamination at West-Cap and West Plume B Project Areas (English & Spanish)
09/23/08Tucson International Airport Area Superfund Site Update
03/29/10TIAA Site Update (English and Spanish)
01/20/111,4 Dioxane update for private well owners
10/18/11Proposed Plan for Area B
01/31/12Site Updates / Actualizaciones de Sitio
11/28/12US EPA Begins Five-Year Review of Tucson International Airport Area Superfund Site (English and Spanish)
Hide details for [<script>document.write("T.H. Agriculture & Nutrition Company".link(document.links[document.links.length-1]))<
07/01/06U. S. EPA PROPOSES TO DELETE SITE FROM SUPERFUND LIST
Hide details for [<script>document.write("United Heckathorn Co.".link(document.links[document.links.length-1]))</script>]
06/01/02Review of United Heckathorn Superfund Site Finds Additional Cleanup Necessary
02/01/04Reinvestigation of Water Ways Completed
12/01/06Five-Year Review Complete
03/08/12The U.S. Environmental Protection Agency (EPA) invites you to a community meeting to hear EPA’s Action Plan for investigation and cleanup activities at the United Heckathorn Superfund Site and opportunities for community involvement. (Spanish and Laotian)
06/21/12EPA Invites the Community to a United Heckathorn Technical Workshop / EPA invita a la comunidad al Taller Técnico sobre United Heckathorn
(English/Spanish/Laotian)
10/25/12EPA Invites the Community to a United Heckathorn Technical Assistance Meeting / EPA Invita a Comunidad a Reunión sobre Asistencia Técnica del Sitio United Heckathorn
(English/Spanish/Laotian)
Hide details for [<script>document.write("VALETERIA DRY CLEANERS".link(document.links[document.links.length-1]))</script>]
05/01/02Valeteria Dry Cleaners Removal Site


Top of Page

Jump to main content.