San Gabriel Basin Demonstration Project Act

[AI summary unavailable — showing source text] San Gabriel Basin Demonstration Project Act - Amends the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 to direct the Administrator of the Environmental Protection Agency to enter into cooperative agreements or contracts with the San Gabriel Basin Water Quality Authority to provide water treatment to remove volatile organic compounds from the groundwater in the San Gabriel Basin. Requires the Authority to provide treatment for water withdrawn from the Basin by qualified public water systems unless otherwise provided by the Metropolitan Water District of Southern California. Prohibits water treatment under such agreements unless specified conditions are met, including that: (1) at least 65 percent of notified potentially responsible parties (PRPs) have entered into cost-sharing contracts that provide for payment of at least 50 percent of costs incurred by the Administrator; and (2) contracts with participating parties provide for environmental site assessments and for removal and remedial action with respect to hazardous substances in the soil above the water table on the property. Sets forth cost-sharing requirements. Sets the maximum obligation of a …