PlainWater

Public Water Systems

143,076 active public water systems, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.

Population Violations Health Violations Name
System Name Location Population Violations PFAS
Shore Stop #236 Canterbury Salisbury, DE 600 7 -
Cape Windsor Community Association Inc Selbyville, DE 600 32 -
Cedar Village LLC Rehoboth Beach, DE 600 22 -
Watertown Water & Sewer - Westgate Oakville, CT 600 58 -
Ski Sundown, Inc. New Hartford, CT 600 13 -
East Haddam Elementary School Moodus, CT 600 17 -
Elk Creek Elem School Lakewood, CO 600 37 -
Otis Town Of Otis, CO 600 1,054 -
Teller County WSD Woodland Park, CO 600 308 -
Glass House Camarillo Cultivation, LLC Camarillo, CA 600 12 -
Rancho Sespe Workers Imp Assoc Ventura, CA 600 16 -
Caltrans-Grass Lake Rest Stop Redding, CA 600 1 -
Mesa Dunes Mobile Home Estates Arroyo Grande, CA 600 15 -
San Joaquin River Club Inc Tracy, CA 600 13 Clean
Rodeway Inn Stockton, CA 600 7 -
San Francisco Regional Water System Burlingame, CA 600 16 Clean
Stagecoach Trails RV Resort Julian, CA 600 33 -
Snowcrest Heights Imp Assoc Mount Baldy, CA 600 6 -
St Maria Goretti Parish (Sws) Elk Grove, CA 600 1 -
Grand Island Mansion Walnut Grove, CA 600 4 -
Lake Hemet MWD-Camp Ground Hemet, CA 600 2 -
Carver Tract Mutual Water Comp Indio, CA 600 29 -
Feather River Community College 570 Golden Eagle Ave, CA 600 8 -
French Camp Campground Bishop, CA 600 2 -
Cedarville County Water Dist. Cedarville, CA 600 5 -
Ingomar Packing Los Banos, CA 600 17 -
Preserve at Millerton Lake Water System Pismo Beach, CA 600 0 -
Sierra Highland Csd Bishop, CA 600 10 -
Country Life Mh & RV Park El Centro, CA 600 36 -
Excelsior Middle School Byron, CA 600 8 -
Pleasant Valley Baptist Church Chico, CA 600 53 -
Main Street Market #640 The Woodlands, AZ 600 105 -
Immaculate Conception Church Cottonwood, AZ 600 19 -
Appaloosa Water Company Chino Valley, AZ 600 94 -
Sun Valley Farms Unit VI San Tan Valley, AZ 600 268 -
Wintersburg General Store Tonopah, AZ 600 36 -
Reliance Jrc Goodyear Phoenix, AZ 600 184 -
Camp Geronimo Phoenix, AZ 600 146 -
Young Life Lost Canyon Campground Williams, AZ 600 33 -
Nat Ctr for Toxicological Res Jefferson, AR 600 8 -
Arsenal Water System White Hall, AR 600 2 -
Johnson Township Water Assoc Strong, AR 600 106 -
Devalls Bluff Waterworks Devalls Bluff, AR 600 72 -
Pilgrims Pride Corporation Enterprise, AL 600 18 -
International Paper, Prattville Mill Prattville, AL 600 64 -
Pboc Water Truck #34-017 Anchorage, AK 600 10 -
Buckland Water System Buckland, AK 600 1,188 -
Nsbu - Wainwright Anchorage, AK 600 417 -
Pioneer Wells Fairbanks, AK 600 110 -
Alaska General Seafoods Naknek - Cannery Kenmore, AK 600 37 -
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Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).