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Continued: The pollution that lies beneath

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  • Last update: September 15, 2007 - 5:06 PM

Pollutants: VOCs

Description: Degreasers and solvents from roundhouse and former chemical distribution center created this pollution plume.

Fridley ordnance plant plumes

Location: Fridley

Pollutant: TCE

Description: Two stable chemical plumes at a Navy munitions plant on the Mississippi River no longer threaten the Minneapolis water supply.

Blaine groundwater plume

Location: Blaine

Pollutant: DCA

Description: Industrial chemical from an unknown source affects groundwater beneath 1½ square miles. City treats water from affected wells.

East Bethel Landfill plume

Location: East Bethel

Pollutants: VOCs, other chemicals

Description: Groundwater near closed landfill is constantly extracted so the small pollution plume won't grow.

Army ammunition plant plume

Location: Arden Hills, New Brighton, Columbia Heights, Fridley, Mounds View, St. Anthony, Minneapolis

Pollutant: TCE

Description: Two suburbs must filter water from this 8-square-mile plume containing solvents from a former munitions plant in Arden Hills (1941-1975).

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