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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

WINDSOR WINDSOR, IL · ~1,200 served 100 STILLMAN VALLEY STILLMAN VALLEY, IL · ~1,200 served 100 AQUA ILLINOIS-SKYLINE (NORTHERN) KANKAKEE, IL · ~1,200 served 100 ST ANNE ST ANNE, IL · ~1,200 served 100 NAUVOO NAUVOO, IL · ~1,200 served 100 HOMER HOMER, IL · ~1,200 served 100 MARTINSVILLE MARTINSVILLE, IL · ~1,200 served 100 LAHARPE LA HARPE, IL · ~1,200 served 100 HANSEN CITY OF HANSEN, ID · ~1,200 served 100 HALEAKALA NATIONAL PARK MAKAWAO, HI · ~1,200 served 100 PACIFIC MISSILE RANGE FACILITY JBPPH, HI · ~1,200 served 100 MARALAGO CAY MHP TAMPA, FL · ~1,200 served 100 PORT OF THE ISLANDS NAPLES, FL · ~1,200 served 100 BAHIA OAKS (CONSEC.) OCALA, FL · ~1,200 served 100 SADDLEBAG LAKE RESORT LAKE WALES, FL · ~1,200 served 100 BLADES, TOWN OF BLADES, DE · ~1,200 served 100 PINEWOOD ACRES DOVER, DE · ~1,200 served 100 DENVER CASCADE MHP WHEAT RIDGE, CO · ~1,200 served 100 MINTURN TOWN OF MINTURN, CO · ~1,200 served 100 EDGEMONT RANCH MD DURANGO, CO · ~1,200 served 100 VINEYARD AVE ESTATES MWC OXNARD, CA · ~1,200 served 85 GERBER LAS FLORES CSD GERBER, CA · ~1,200 served 100 SLOCSA #10A - CAYUCOS SAN LUIS OBISPO, CA · ~1,200 served 100 USMC/MTN WARFARE TRNG CTR - BRIDGEPORT BRIDGEPORT, CA · ~1,200 served 100

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