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Search by utility name or EPA PWSID, or filter by state. Every system links to its safety score, PFAS readings, and violation history.

49,279+ community water systems

VEGUITA JAYUYA, PR · ~90 served 100 LA CUESTA COAMO, PR · ~90 served 100 TURNERVILLE WATER AND SEWER DISTRICT GROVER, WY · ~90 served 100 RIVER MEADOWS JACKSON, WY · ~90 served 100 S AND J WILD RIVER MHP Hayward, WI · ~90 served 100 KOUNTRY AIRE EST MHP I COLFAX, WI · ~90 served 100 EDGEWOOD MOBILE HOME PARK LA CROSSE, WI · ~90 served 100 SUBURBAN HEIGHTS MHP PARDEEVILLE, WI · ~90 served 100 TOWN HALL APTS ELKHORN, WI · ~90 served 100 QUIET COUNTRY COMMUNITY ASSN TWO RIVERS, WI · ~90 served 100 OAK PARK COMMUNITY DICKEYVILLE, WI · ~90 served 100 RIVERVIEW PARK COLFAX, WI · ~90 served 100 COUNTRY AIRE APARTMENTS 2 DELAFIELD, WI · ~90 served 100 LINDEN LANE APTS 117 SAUKVILLE, WI · ~90 served 100 WINNEBAGO AREA SANITARY DISTRICT OSHKOSH, WI · ~90 served 100 CAPRON MHP WALWORTH, WI · ~90 served 100 OHIO COUNTY PSD NO 5 TRIADELPHIA, WV · ~90 served 100 HARDY COUNTY PSD MARVIN CHAPEL OLD FIELDS, WV · ~90 served 100 GOLDEN MEADOW Tacoma, WA · ~90 served 100 YAKIMA GOLDING FARMS 1 Toppenish, WA · ~90 served 100 PATTONS RETREAT WATER ASSN Oak Harbor, WA · ~90 served 100 PEDERSON PLACE 604 Lacey, WA · ~90 served 100 PILCHUCK RIVIERA #1 Arlington, WA · ~90 served 100 PINE FOREST WATER SYSTEM Tonasket, WA · ~90 served 100

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