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
Valley Water Co. La Canada Flintridge, CA 10,070 4 Clean
Lagrange Utilities Commission Lagrange, KY 10,067 10 Clean
Ware Water Dept Ware, MA 10,066 165 Detected
Ogdensburg City Ogdensburg, NY 10,064 13 Clean
Auburn Auburn, GA 10,060 49 Clean
Earnhart Hill Water District PWS Circleville, OH 10,057 33 Clean
Salado WSC Salado, TX 10,056 18 Detected
Jesup Water System Jesup, GA 10,055 8 Clean
Puddledock Road Prince George, VA 10,054 24 Clean
Lebanon Water Dept Lebanon, NH 10,050 10 Clean
Clermont, City of (2 Wps) Clermont, FL 10,048 51 Clean
Algood Water System Algood, TN 10,042 29 Clean
Detroit Lakes Detroit Lakes, MN 10,038 4 Clean
Arthur-Shawanee Utility District New Tazewell, TN 10,037 32 Clean
Lwwsd - South Shore Water System Bellingham, WA 10,028 107 Clean
City of Silsbee Silsbee, TX 10,026 14 Clean
Sparta Waterworks Sparta, WI 10,025 24 Clean
O'Connor Utility District Sparta, TN 10,025 34 Clean
Assateague National Park North Beach Leesport, MD 10,020 0 -
Harrisonville PWS Harrisonville, MO 10,019 86 Clean
State Fair of VA Ruther Glen, VA 10,015 8 -
Cedar Hills Town Water System Saratoga Springs, UT 10,015 75 Clean
Anza Valley Business Mountain Center, CA 10,014 11 -
Daleville, the Wwsb of the City Of Daleville, AL 10,014 118 Clean
Camden Water Dept Camden, TN 10,013 50 Detected
Hurlburt Field Water System Hurlburt Field, FL 10,006 32 Clean
South Cheyenne Water & Sewer District Cheyenne, WY 10,000 14 Clean
Fort McCoy North Post Fort McCoy, WI 10,000 262 Clean
Vernal City Water System Vernal, UT 10,000 59 Clean
City of Lock Haven Water Dept Lock Haven, PA 10,000 121 Clean
Burnt Hills-Ballston Lk WD Burnt Hills, NY 10,000 64 Clean
Surf City Water Dept Surf City, NJ 10,000 118 Clean
Jefferson County PWSD 10 Imperial, MO 10,000 8 Clean
Arden Hills Arden Hills, MN 10,000 44 Detected
Rockport Water Dept Rockport, MA 10,000 27 Clean
Pike-Gibson Water, Inc. Oakland City, IN 10,000 55 Detected
Osf St Francis Hospital Peoria, IL 10,000 20 -
Advocate Christ Medical Center Libertyville, IL 10,000 56 Clean
Leyden Twsp Water District Franklin Park, IL 10,000 49 Clean
North Table Mountain WSD Golden, CO 10,000 10 Clean
Valley WD Wheat Ridge, CO 10,000 0 -
Trumann Waterworks Trumann, AR 10,000 16 Clean
Cne - New London Turnpike Entry Point Warwick, RI 9,999 83 Clean
Block Island Water Company Block Island, RI 9,999 378 Clean
Waialua-Haleiwa Honolulu, HI 9,996 0 Clean
Booneville Water Dept. Booneville, MS 9,995 714 Clean
Summerville Summerville, GA 9,993 31 -
Austins Colony Austin, TX 9,987 9 Detected
Forrest City Waterworks Forrest City, AR 9,986 17 Clean
Adamsville Water System Adamsville, TN 9,985 32 Clean
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