August 30, 2007 - The best way to choke off underground contamination in a neighborhood near downtown Billings is probably to dig out the polluted soil that has long served as its source, a federal official said Wednesday.
Kerry Guy, leader of Environmental Protection Agency team investigating the Billings PCE site, said he's going to recommend that an estimated 1,500 cubic yards of polluted soil near Seventh Street West and Central Avenue be excavated, possibly by next spring.
That step should eliminate much of the pollution that has formed a groundwater plume more than seven blocks long and several blocks wide, starting from Seventh and Central and moving northeast to Division Street.
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