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Pacific Southwest, Region 9: Superfund

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

Aerojet General Corp.

Superfund Site

Technical Document

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Date Title / pdf File
05/21/02 Aerojet biological treatment cost estimate submittal

[Aerojet letterhead]
21 May 2002

Mr. Charles Berrey

Mr. Alexander MacDonald

Mr. Ed Cargile

U.S. EPA, SFD-7-2

California Regional Water

State of California

75 Hawthorne Street
San Francisco, CA 94105-3901

Quality Control Board,
Central Valley Region

Department of Toxic Substances Control

3443 Routier Road
Sacramento, CA 95827-3003

8800 Cal Center Drive, Suite 350
Sacramento, CA 95827-3200

Dear Mr. Berrey, Mr. MacDonald, and Mr. Cargile:
In response to an EPA request for cost data related to the GET E/F perchlorate treatment system, Aerojet provides the following information. The data presented in the following table for operation and maintenance (O&M) are based on actual cost information for FY 2001. The construction cost data was derived from actual construction cost information from FY 1997 to FY 2000, with the majority of the costs occurring during FY 1998. The construction information does not include any construction and O&M allowance for groundwater extraction and conveyance systems, UV treatment or air stripping systems, or effluent conveyance and discharge.
Aerojet-General Corporation Developed Biological Treatment of Perchlorate
Influent perchlorate concentration2500 ug/l (average)
Effluent perchlorate concentrationBelow reporting limit of 4 ug/l (EPA Method 314.0)
Primary technologyAnoxic fluidized bed reactor
Carbon sourceDenatured ethyl alcohol
VendorEnvirogen, Inc.
Treatment system capacity3,600 gallons per minute
Disposition of treated waterSurface water discharge
Construction Cost (FY 1998 $)$5.5 Million
O&M cost (FY2001 $)Approx. $200 per million gallons of water treated
Period of operationDecember 1998 to present
If you have questions regarding this submittal please contact Craig Fegan at 355-5814.

Scott Goulart
Program Coordinator

cc: CA Fegan, Aerojet

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