Wednesday, April 22, 2009

Dry Cleaning Chemical Leaves Contamination in California's Valley

April 21, 2009 - Cities around the Valley are wrestling with a legacy of environmental contamination: a chemical used for decades by dry cleaners. Now suspected of causing cancer, the chemical has permeated underground water and soil. Cleanup is necessary, but expensive, and there's no easy way to pay for it.

Federal and state environmental agencies, alerted by high levels of the chemical in drinking water wells, dug six test wells last month near existing and former dry-cleaning businesses. The Environmental Protection Agency and California's Department of Toxic Substances Control were hunting for a plume of perchlorethylene -- called PCE -- used as dry-cleaning fluid since 1934 that started turning up in Valley water wells in the 1970s.

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