March 21, 2009 - There is a decades-old groundwater plume of volatile organic chemicals that is more than a quarter-mile wide and could stretch as far as a half-mile south of the former Northrop Grumman weapons plant in Calverton, the News-Review has learned. Traces of the toxic compounds have already been found in the Peconic River, and local authorities and community members are concerned that much greater concentrations of chemicals could foul the river within a few years -- if the U.S. Navy doesn't act swiftly to clean it.
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