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
Breezy Hill W/D (Sc0220006) Graniteville, SC 17,822 20 Detected
Versailles Water System Versailles, KY 17,822 517 Detected
Licking Regional Water District Baltimore, OH 17,818 138 Clean
Shippensburg Boro Water Auth Shippensburg, PA 17,800 418 Clean
Orange Beach Water, Sewer and F.p.a. Orange Beach, AL 17,796 200 Clean
Webster Water Department Webster, MA 17,776 171 Detected
City Center Hotels Las Vegas, NV 17,739 0 Clean
Crowley Water System (Lawco) Baton Rouge, LA 17,733 4 Clean
Ashwaubenon Waterworks Ashwaubenon, WI 17,730 117 Clean
Kempner WSC Kempner, TX 17,721 148 Detected
Henry County Water District #2 Campbellsburg, KY 17,716 374 Clean
Rosamond Csd Rosamond, CA 17,711 23 Clean
Ramsey Ramsey, MN 17,705 4 Detected
Middletown Water Department Middletown, DE 17,700 26 Clean
Payson Town Of Payson, AZ 17,682 1,716 Detected
Greenfield Water Department Greenfield, MA 17,645 98 Clean
Tri Sud Mount Pleasant, TX 17,641 20 Detected
Hudson Waterworks Hudson, WI 17,635 16 Detected
Sparta Twp Water Utility - Lake Mohawk Sparta, NJ 17,625 765 Detected
Gulf Breeze Regional Water System Gulf Breeze, FL 17,596 11 Clean
Wayne Wayne, MI 17,593 14 Clean
Okaloosa County Bluewater Bay-Raintree Fort Walton Beach, FL 17,592 4 Clean
East Fork Sud Wylie, TX 17,589 4 Detected
Marshall County Rural Water District #2 Madill, OK 17,587 206 Clean
Pell City, City Of Pell City, AL 17,586 62 Detected
Shelton City Of Shelton, WA 17,575 108 Clean
Kirksville PWS Kirksville, MO 17,566 114 Detected
King County Water District #125 Seattle, WA 17,546 7 Clean
St Tam Parish - Briarwood Terrace Covington, LA 17,536 48 Clean
Santaquin City Santaquin, UT 17,532 158 Clean
City of Tomball Tomball, TX 17,532 8 Clean
East Alabama Water & Fire Pro District Valley, AL 17,532 2 Detected
South Ogden City Water System Ogden, UT 17,500 48 Clean
Lemont Lemont, IL 17,500 139 Clean
Dublin Dublin, GA 17,500 16 Clean
Vail Water Company Vail, AZ 17,500 173 Clean
Kaukauna Utilities Kaukauna, WI 17,493 56 Clean
Belmont, City Of Belmont, NC 17,477 38 Detected
Cayce City of (3210003) West Columbia, SC 17,460 28 Detected
Harrison Waterworks Harrison, AR 17,455 22 Clean
Western MWD - Murrieta Division Riverside, CA 17,453 14 Detected
City of Uvalde Uvalde, TX 17,450 123 Clean
Henderson County Water District Henderson, KY 17,447 47 Clean
Jasper Municipal Water Utility Jasper, IN 17,440 143 Detected
Green River Valley Water District Horse Cave, KY 17,431 75 Clean
West Anderson W/D (0420006) Anderson, SC 17,430 14 Detected
Radford, City Of Radford, VA 17,420 48 Clean
New Philadelphia City PWS New Philadelphia, OH 17,410 24 Clean
City of South Houston South Houston, TX 17,397 28 Detected
Bakman Water Company Fresno, CA 17,393 14 Clean
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