PFAS Contamination in Wisconsin
80 contamination sites tracked
Wisconsin has 80 identified PFAS contamination sites tracked in our database, sourced from EPA monitoring data. PFAS "forever chemicals" have been detected in water supplies, soil, and industrial sites across the state. These per- and polyfluoroalkyl substances persist in the environment and pose potential health risks. Use the map to explore specific sites or contact a remediation professional for help.
Wisconsin PFAS affecting your Great Lakes community or paper industry facility? Connect with Great Lakes region specialists experienced with paper industry cleanup and freshwater resource protection.
Get a Free Assessment →Wisconsin faces widespread PFAS contamination from military installations and the state's paper industry legacy affecting Great Lakes watersheds. Truax Field Air National Guard Base in Madison has documented significant contamination affecting regional groundwater and threatening Lake Mendota and surrounding communities. Wisconsin's extensive paper industry has contributed contamination through historical sludge applications and manufacturing processes.
The state's location within the Great Lakes watershed creates particular responsibilities for protecting these critical freshwater resources from PFAS contamination. Several Wisconsin communities have been severely affected by contamination, including areas around military installations and former industrial sites. The state has implemented proactive monitoring and cleanup programs to address widespread contamination sources.
Key Facts
- Truax Field contamination affects Madison area and threatens Lake Mendota
- Paper industry legacy creates widespread contamination from sludge applications
- Great Lakes location creates critical freshwater resource protection responsibilities
State Regulations
Wisconsin Department of Natural Resources has established groundwater standards for PFAS compounds and requires comprehensive monitoring for public water systems. The state coordinates with other Great Lakes states on watershed protection measures and provides extensive support for affected communities.
Cities (76)
Sites (80)
LAC DU FLAMBEAU
LAC DU FLAMBEAU, WI · Public Water System · 1 contaminants
ONEIDA #1 OR SITE #1
ONEIDA, WI · Public Water System · 1 contaminants
PORTAGE WATERWORKS
PORTAGE, WI · Public Water System · 1 contaminants
STOUGHTON WATERWORKS
STOUGHTON, WI · Public Water System · 1 contaminants
MADISON WATER UTILITY
MADISON, WI · Public Water System · 2 contaminants
MCFARLAND WATERWORKS
MCFARLAND, WI · Public Water System · 1 contaminants
MONONA WATERWORKS
MONONA, WI · Public Water System · 5 contaminants
MT HOREB WATERWORKS
MOUNT HOREB, WI · Public Water System · 2 contaminants
VERONA WATERWORKS
VERONA, WI · Public Water System · 1 contaminants
MAYVILLE WATERWORKS
MAYVILLE, WI · Public Water System · 1 contaminants
PALMYRA WATERWORKS
PALMYRA, WI · Public Water System · 2 contaminants
BELOIT CITY OF
BELOIT, WI · Public Water System · 1 contaminants
REEDSBURG WATERWORKS
REEDSBURG, WI · Public Water System · 1 contaminants
CEDARBURG L & W COMMISSION
CEDARBURG, WI · Public Water System · 1 contaminants
GRAFTON WATERWORKS
GRAFTON, WI · Public Water System · 1 contaminants
SAUKVILLE WATERWORKS
SAUKVILLE, WI · Public Water System · 9 contaminants
UNION GROVE WATERWORKS
UNION GROVE, WI · Public Water System · 1 contaminants
WATERFORD WATERWORKS
WATERFORD, WI · Public Water System · 1 contaminants
YORKVILLE UTILITY DIST 1
UNION GROVE, WI · Public Water System · 1 contaminants
LAKE GENEVA UTILITY COMMISSION
Lake Geneva, WI · Public Water System · 3 contaminants
EAST TROY WATERWORKS
EAST TROY, WI · Public Water System · 1 contaminants
MT ZION CHRISTIAN CHURCH
LAKE GENEVA, WI · Public Water System · 1 contaminants
GERMANTOWN WATER UTILITY
GERMANTOWN, WI · Public Water System · 1 contaminants
HARTFORD WATERWORKS
HARTFORD, WI · Public Water System · 4 contaminants
JACKSON WATERWORKS
JACKSON, WI · Public Water System · 1 contaminants
KEWASKUM WATERWORKS
KEWASKUM, WI · Public Water System · 2 contaminants
SLINGER WATER UTILITY
Slinger, WI · Public Water System · 3 contaminants
WEST BEND WATERWORKS
WEST BEND, WI · Public Water System · 2 contaminants
HARTLAND WATERWORKS
HARTLAND, WI · Public Water System · 7 contaminants
PEWAUKEE CITY WATER AND SEWER UTILITY
PEWAUKEE, WI · Public Water System · 11 contaminants
OCONOMOWOC WATERWORKS
Oconomowoc, WI · Public Water System · 2 contaminants
SUSSEX VILLAGE HALL & WATER UTILITY
Sussex, WI · Public Water System · 1 contaminants
TOWN OF BROOKFIELD SAN DIST 4
BROOKFIELD, WI · Public Water System · 1 contaminants
BROOKFIELD WATER UTILITY
Brookfield, WI · Public Water System · 5 contaminants
NEW BERLIN WEST MIDDLE HIGH SCHOOL
NEW BERLIN, WI · Public Water System · 1 contaminants
MUSKEGO WATER UTILITY
MUSKEGO, WI · Public Water System · 1 contaminants
SUAMICO WATERWORKS
SUAMICO, WI · Public Water System · 1 contaminants
LEDGEVIEW TN SANITARY DIST 2
DE PERE, WI · Public Water System · 1 contaminants
HARRISON UTILITIES - FKA WAVERLY SD
MENASHA, WI · Public Water System · 1 contaminants
HILBERT WATERWORKS
HILBERT, WI · Public Water System · 1 contaminants
FOREST JUNCTION PUB UTIL
FOREST JUNCTION, WI · Public Water System · 1 contaminants
STURGEON BAY WATERWORKS
STURGEON BAY, WI · Public Water System · 2 contaminants
NORTH FOND DU LAC WATERWORKS
NORTH FOND DU LAC, WI · Public Water System · 1 contaminants
FOND DU LAC WATERWORKS
FOND DU LAC, WI · Public Water System · 1 contaminants
PESHTIGO WATERWORKS
PESHTIGO, WI · Public Water System · 1 contaminants
OCONTO WATERWORKS
OCONTO, WI · Public Water System · 1 contaminants
DARBOY SANITARY DIST 1
APPLETON, WI · Public Water System · 1 contaminants
APPLETON WATERWORKS
APPLETON, WI · Public Water System · 1 contaminants
KAUKAUNA UTILITIES
KAUKAUNA, WI · Public Water System · 1 contaminants
LITTLE CHUTE WATERWORKS
LITTLE CHUTE, WI · Public Water System · 1 contaminants
KIMBERLY WATERWORKS
KIMBERLY, WI · Public Water System · 1 contaminants
COMBINED LOCKS WATERWORKS
COMBINED LOCKS, WI · Public Water System · 1 contaminants
ST EDWARD SCH & CH
APPLETON, WI · Public Water System · 1 contaminants
SHAWANO LK SAN DIST 1
SHAWANO, WI · Public Water System · 1 contaminants
SHEBOYGAN TN WATERWORKS
SHEBOYGAN, WI · Public Water System · 5 contaminants
NEW LONDON WATERWORKS
NEW LONDON, WI · Public Water System · 1 contaminants
WAUPACA WATERWORKS
WAUPACA, WI · Public Water System · 3 contaminants
RICE LAKE WATERWORKS
RICE LAKE, WI · Public Water System · 1 contaminants
CHIPPEWA FALLS WATERWORKS
CHIPPEWA FALLS, WI · Public Water System · 1 contaminants
PRAIRIE DU CHIEN WATERWORKS
PRAIRIE DU CHIEN, WI · Public Water System · 2 contaminants
EAU CLAIRE WATERWORKS
EAU CLAIRE, WI · Public Water System · 2 contaminants
BLACK RIVER FALLS WATERWORKS
Black River Falls, WI · Public Water System · 1 contaminants
HOLMEN WATERWORKS
Holmen, WI · Public Water System · 1 contaminants
LA CROSSE WATERWORKS
LA CROSSE, WI · Public Water System · 7 contaminants
ONALASKA WATERWORKS
Onalaska, WI · Public Water System · 1 contaminants
TOMAH WATERWORKS
TOMAH, WI · Public Water System · 3 contaminants
ELLSWORTH WATERWORKS
ELLSWORTH, WI · Public Water System · 1 contaminants
PRESCOTT WATERWORKS
Prescott, WI · Public Water System · 6 contaminants
HUDSON WATERWORKS
HUDSON, WI · Public Water System · 2 contaminants
NEW RICHMOND WATERWORKS
NEW RICHMOND, WI · Public Water System · 1 contaminants
TOMAHAWK WATERWORKS
Tomahawk, WI · Public Water System · 5 contaminants
WAUSAU WATERWORKS
WAUSAU, WI · Public Water System · 1 contaminants
SCHOFIELD WATERWORKS
SCHOFIELD, WI · Public Water System · 6 contaminants
WESTON MUNICIPAL UTILITIES
WESTON, WI · Public Water System · 8 contaminants
RIB MOUNTAIN WATER UTILITY
WAUSAU, WI · Public Water System · 7 contaminants
RHINELANDER WATER & WASTEWATER
RHINELANDER, WI · Public Water System · 4 contaminants
PLOVER WATERWORKS
PLOVER, WI · Public Water System · 1 contaminants
MARSHFIELD UTILITIES
MARSHFIELD, WI · Public Water System · 7 contaminants
CONCOR TOOL AND MACHINE INC
HAYWARD, WI · Public Water System · 4 contaminants
MEDFORD WATERWORKS
MEDFORD, WI · Public Water System · 3 contaminants
Nearby States
Frequently Asked Questions
How many PFAS contamination sites are in Wisconsin?
Wisconsin has 80 PFAS contamination sites tracked in our database, sourced from EPA data.
How do I find PFAS sites near me in Wisconsin?
Use our interactive map to search for PFAS contamination sites near any address in Wisconsin. You can also browse by city below.
How can I get help with PFAS contamination in Wisconsin?
Click "Get Help" to connect with certified PFAS remediation contractors in Wisconsin. We offer free assessments.