Topock Compressor Station and Groundwater Remediation Project, Waste Discharge for Pacific Gas & Electric Company, Board Order No. R7-2004-0080
Summary
SCH Number
2004118166
Public Agency
Regional Water Quality Control Board, Region 7 (Colorado River Basin), Palm Desert
Document Title
Topock Compressor Station and Groundwater Remediation Project, Waste Discharge for Pacific Gas & Electric Company, Board Order No. R7-2004-0080
Document Type
NOE - Notice of Exemption
Received
Posted
11/5/2004
Document Description
Pacific Gas and Electric Company proposes operation of a groundwater remediation facility for implementation of Interim Measures No. 3 to address hydraulic control of groundwater contaminated with hexavalent chromium and prevent contaminated groundwater from entering the Colorado River. The design flow for the treatment facility is 135 gpm, with a maximum capacity of 150 gpm. The Board order will allow PG&E to dispose of the treatment groundwater by reusing all or part of the treated groundwater as make up water to the cooling tower at the compressor station and allow direct disposal of reverse osmosis concentrate to the lined ponds.
Contact Information
Name
Jose Cortez
Agency Name
Regional Water Quality Control Board, Region 7 (Colorado River B
Contact Types
Lead/Public Agency
Phone
Location
Cities
Needles
Counties
San Bernardino
Notice of Exemption
Exempt Status
Emergency Project
Type, Section or Code
Sections 21080(b)(4), 15269(b)(c
Reasons for Exemption
An emergency condition exists because of the flow of groundwater to the Colorado river has not been contained. It is necessary and desirable to have in place alternative disposal options to accommodate increased extraction and treatment rates resulting in the need for increased disposal capacity that may be required to contain the contaminated groundwater flow to the river.
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