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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

MOUNTAIN GREEN MUTUAL WATER COMPANY SALT LAKE CITY, UT · ~3,500 served 100 BEAVER CITY WATER SYSTEM BEAVER, UT · ~3,500 served 100 DENMARK TOWN OF (SC0510002) DENMARK, SC · ~3,500 served 100 MIDCOUNTY WATER DIST 2 (SC2020004) WINNSBORO, SC · ~3,500 served 65 STATE CORRECTIONAL INST CAMP HILL, PA · ~3,500 served 91 TRI-CITY JW&SA MYRTLE CREEK, OR · ~3,500 served 100 CONSOLIDATED RWD #3 CREEK CO SAPULPA, OK · ~3,500 served 100 USMC LEJEUNE--RIFLE RANGE CAMP LEJEUNE, NC · ~3,500 served 100 BROOKHAVEN NATIONAL LABORATORY UPTON, NY · ~3,500 served 100 MOUNT MORRIS VILLAGE MOUNT MORRIS, NY · ~3,500 served 100 SKANEATELES WDS SKANEATELES, NY · ~3,500 served 100 PEMBERTON TOWNSHIP WATER - LAKE VALLEY PEMBERTON, NJ · ~3,500 served 100 TOWN OF MINDEN MINDEN, NV · ~3,500 served 100 HARDIN CITY OF HARDIN, MT · ~3,500 served 100 FRANKLIN COUNTY PWSD 1 WASHINGTON, MO · ~3,500 served 100 BONNE TERRE PRISON BONNE TERRE, MO · ~3,500 served 100 FARMINGTON CORRECTIONAL CENTER FARMINGTON, MO · ~3,500 served 100 SUGAR CREEK PWS SUGAR CREEK, MO · ~3,500 served 100 Lakeland Municipal Water Lakeland, MN · ~3,500 served 100 MCI SHIRLEY MILFORD, MA · ~3,500 served 94 EASTERN CORRECTIONAL INSTITUTE MILLERSVILLE, MD · ~3,500 served 100 LAKE ARROWHEAD COMMUNITY INC NORTH WATERBORO, ME · ~3,500 served 100 SOUTHWEST REG WATER DISTRICT (RED OAK) CLARINDA, IA · ~3,500 served 100 POSEY TOWNSHIP WATER CORP. HARDINSBURG, IN · ~3,500 served 100

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