Clean Water Action Alliance of Minnesota

PFCs contaminate the drinking water of eight communities, the Mississippi River and various lakes in St. Paul and Minneapolis

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Community Water Affected Contamination Source Chemical Remediation
Brainerd Mississippi River Industrial park automotive business PFOS Keystone Automotive now filters wastewater pumped into river
Cottage Grove Municipal well & private wells Woodbury/Cottage Grove border disposal site PFBA & PFOA Bottled water or activated carbon filtration system for some residents
Cottage Grove Chemolite Plant Groundwater 3M Chemolite Plant PFOA, PFOS, Other PFCs System of wells collect groundwater for treatment and filtration
St. Paul Park City wells Woodbury/Cottage Grove border disposal site PFBA

None

Oakdale City water system Abresch Dump PFOA, PFOS, PFBA & other PFCs 3M built treatment facility for two city wells
Lake Elmo

300 private wells

148 exceed MDH guidelines

Washington County Landfill PFOS & PFOA

Some private wells connected to municipal system

Other wells provided filtration system

Newport City wells Woodbury/Cottage Grove border disposal site PFBA None
Hastings City wells Woodbury/Cottage Grove border disposal site PFBA None
South St. Paul City wells Woodbury/Cottage Grove border disposal site PFBA None
Woodbury Municipal well & private wells Washington County Landfill & Abresch Dump PFBA None
Minneapolis Chain of Lakes:
Calhoun, Harriet, Brownie, Cedar & Lake of the Isles
Unknown PFOS None
Minnesota Mississippi River 3M Chemolite Plant, Cottage Grove & Pig's Eye Dump PFOS None
Contamination Levels
Chemical Water Affected Community Amount
PFBA Private wells Cottage Grove
Woodbury
South St. Paul
Hastings
St Paul Park
up to 5.8 ppb
City water systems Same as above up to 2.3 ppb
Oakdale (#5 and #9 wells) up to 1.8 ppb
Hastings 0.2 - 0.3 ppb
South St. Paul  
PFOA Municipal wells Oakdale (#5 and #9 wells) up to 0.9 ppb
Private wells Cottage Grove above .5 ppb
Groundwater Cottage Grove up to 619 ppb
PFOS Municipal Wells Oakdale (#5 and #9 wells) up to 1.2 ppb
Chain of Lakes Minneapolis 181-373 ppb in fish
Mississippi River pools 2,3 30-709 ppb in fish
pool 4 28-152 ppb in fish
pools 5, 5a 34-99 ppb in fish

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This contamination didn't occur as the result of some accidental spill or explosion. These toxic chemicals were manufactured for decades, put into a wide variety of consumer products and disposed of in landfills and dumps.

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