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

San Fernando Valley (All Areas)

Superfund Site

Technical Document

You will need Adobe Reader to view some of the files on this page. See EPA's PDF page to learn more.

Date Title / pdf File
02/01/99 1999 Groundwater Quality Monitoring Report

Report

1999 RI Monitoring Well Sampling
San Fernando Valley


Contents
Title Page Tilte.pdf(33 kb)
Contents.pdf(14 kb)
Acronyms.pdf(33 kb)
Section (Page)
1 Introduction (1-1)
1.1 Setting (1-1)
1.2 Background (1-1)
1.3 Report Organization (1-2)
Section1.pdf(14 kb)
2 Fourth Quarter 1999 Sampling Event (2-1)
2.1 Sampling Activities (2-1)
2.1.1 Fourth Quarter (2-1)
2.2 Analytical Results (2-2)
2.2.1 Fourth Quarter (2-2)
Section2.pdf(23 kb)
3 Summary of 1999 RI Sampling Program and Discussion of
Fourth Quarter 1999 Results (3-1)
3.1 Description of Activities (3-1)
3.2 Comparison of Water Levels (3-1)
3.3 Comparison of Analytical Results (3-2)
3.3.1 TCE Concentrations (3-3)
3.3.2 PCE Concentrations (3-3)
3.3.3 Nitrate (3-4)
3.3.4 Other VOCs (3-4)
3.3.5 Perchlorate (3-4)
3.3.6 Metals (3-4)
3.3.7 Other Analytical Parameters (3-5)
3.4 Concentration Contour Maps (3-5)
3.4.1 Interval Selection (3-5)
3.4.2 Estimated Areal Extent (3-6)
3.4.3 Upper Interval (3-6)
3.4.4 Lower Interval (3-8)
Section3.pdf(40 kb)
4 References (4-1) Section4.pdf(10 kb)
(Appendixes are not available for downloading)
Appendix A: RI Monitoring Well Completion Data
Appendix B: Rationale for Selection of Representative
Monitoring Well Data
Appendix C: RI Monitoring Well Submersible Pump
Installation Data
Appendix D: Fourth Quarter Results
Appendix E: Fourth Quarter Summary of Detected
Compounds
Appendix F: Fourth Quarter Quality Assurance Sample Data
Appendix G: TCE Contamination in Shallow Zone in 2000
Appendix H: PCE Contamination in Shallow Zone in 2000
Tables (Page)

1-1 Wells Sampled (1-3)
TABEL1-1.pdf(9 kb)
2-1 Groundwater Elevations (2-3)
2-2 Final Field Measurements (2-5)
TABLE2-1.pdf(11 kb)
TABLE2-2.pdf(14 kb)
2-3 Standards for Selected Organic Compounds, Metals, and
Inorganic Compounds (2-8)
TABEL2-3.pdf(12 kb)
2-4 Analytical Methods and Detection Limits for Groundwater
Sample Parameters (2-11)
TABEL2-4.pdf(9 kb)
2-5 Summary of TCE, PCE, and Nitrate (2-12) TABLE2-5.pdf(14 kb)
2-6 Summary of Metals Exceeding MCLs (2-14) TABLE2-6.pdf(10 kb)
3-1 Summary of TCE Values (3-10) TABLE3-1.pdf(14 kb)
3-2 Maximum and Minuimum Detected TCE Values (3-13) TABLE3-2.pdf(17 kb)
3-3 Summary of PCE Values (3-15) TABLE3-3.pdf(14 kb)
3-4 Maximum and Minimum Detected PCE Values
(3-18)
TABLE3-4.pdf(17 kb)
3-5 Summary of Nitrate Values (3-20)TABLE3-5.pdf(14 kb)
3-6 Maximum and Minimum Detected Nitrate (as NO3)
Values (3-23)
TABLE3-6.pdf(17 kb)
3-7 Summary of VOCs Exceeding MCLs (3-25)TABLE3-7.pdf(11 kb)
3-8 General Water Chemistry (3-26) TABLE3-8.pdf(13 kb)
Figures (Page)

1-1 Site Location Map (1-4)
Fig1-1.pdf(79 kb)
1-2 Location Map of RI Wells (1-5) Fig1-2.pdf(293 kb)
3-1 Hydrographs of RI Monitoring Wells (3-28) Fig3-1.pdf(1035 kb)
3-2 Historical Chemical Concentration of TCE for RI
Monitoring Wells (3-37)
Fig3-2.pdf(964 kb)
3-3 Historical Chemical Concentration of PCE for RI
Monitoring Wells (3-46)
Fig3-3.pdf(1030 kb)
3-4 Historical Chemical Concentration of Nitrate for RI
Monitoring Wells (3-55)
Fig3-4.pdf(275 kb)
3-5 Location of Wells used for Preparing Plume Maps
(3-56)
Fig3-5.pdf (275 kb)
3-6 TCE Contamination in Shallow Zone in 1999 (3-57) Fig3-6.pdf(433 kb)
3-7 PCE Contamination in Shallow Zone in 1999 (3-58) Fig3-7.pdf(430 kb)
3-8 NO3 Contamination in Shallow Zone in 1999 (3-59) Fig3-8.pdf(399 kb)
3-9 TCE Contamination in Deeper Zone in 1999 (3-60) Fig3-9.pdf(413 kb)
3-10 PCE Contamination in Deeper Zone in 1999
(3-61)
Fig3-10.pdf(412 kb)
3-11 N03 Contamination in Deeper Zone in 1999 (3-62) Fig3-11.pdf(396 kb)


Top of Page

Jump to main content.