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
Spanaway Water Company Spanaway, WA 31,908 15 Detected
Maguayo Dorado, PR 31,880 583 Detected
City of Brandon Brandon, MS 31,852 688 Clean
Schuylkill Co Mun Auth Pottsville, PA 31,850 241 Clean
Marco Island Utilities (City Of) Marco Island, FL 31,830 52 Detected
Waukee Water Supply Waukee, IA 31,823 67 Clean
Camas Municipal Water Sewer System Camas, WA 31,794 714 Detected
Kings Island PWS Kings Island, OH 31,753 104 Detected
West Bend Waterworks West Bend, WI 31,752 291 Detected
Destin Water Users, Inc. Destin, FL 31,752 16 Clean
North City Water District Shoreline, WA 31,744 4 Clean
Pbcwud - Lake Region WTP - System 11 West Palm Beach, FL 31,734 71 Clean
IL American-Pekin Godfrey, IL 31,731 5 Detected
Painesville City PWS Mentor, OH 31,728 5 Clean
Henderson Water Utility/North Henderson, KY 31,705 74 Clean
Smiths Water and Sewer Authority Smiths Station, AL 31,695 27 Detected
Banning, City Of Banning, CA 31,680 23 Detected
Galesburg Galesburg, IL 31,620 9 Detected
Perry Perry, GA 31,608 50 Clean
Pender County Utilities Burgaw, NC 31,600 144 Detected
Cornell University Ithaca, NY 31,581 31 Clean
Bowling Green City Bowling Green, OH 31,578 50 Detected
City of Southlake Southlake, TX 31,576 11 Detected
Zachary Water System Zachary, LA 31,569 39 Clean
North Tonawanda City North Tonawanda, NY 31,568 0 Clean
Davie County Water System Mocksville, NC 31,543 118 Clean
Horizon Regional MUD Horizon City, TX 31,542 22 Clean
Mundelein Mundelein, IL 31,500 77 Clean
City of Burlingame Burlingame, CA 31,451 9 Clean
WA of Great Neck North Great Neck, NY 31,400 13 Clean
Venice Water Dept City Of Venice, FL 31,358 29 Clean
Tewksbury Water Department Tewksbury, MA 31,342 30 Detected
La Verne, City WD La Verne, CA 31,334 10 Clean
Oconee County Watkinsville, GA 31,323 19 Detected
Barberton City Norton, OH 31,298 209 Clean
City of Palestine Palestine, TX 31,272 76 Detected
City of Temple Terrace Utility Temple Terrace, FL 31,250 45 Detected
Paragould Municipal Utilities Paragould, AR 31,188 23 Clean
Bardstown Municipal Water Dept Bardstown, KY 31,185 403 Clean
City of Paso Robles Water Division Paso Robles, CA 31,176 9 Detected
Butts County/Jackson/Jenkinsburg WS Jackson, GA 31,171 26 Detected
Aspen City Of Aspen, CO 31,100 215 Clean
Chambersburg Boro Water Sys Chambersburg, PA 31,048 170 Clean
City of Santa Paula Santa Paula, CA 31,018 4 Clean
Fort Jackson (Sc4010501) Fort Jackson, SC 31,000 44 Detected
Bethlehem WD No 1 Delmar, NY 31,000 53 Clean
Dewey Beach Water Department Frankford, DE 31,000 4 Detected
Arapahoe Cnty Wwwa Centennial, CO 31,000 521 Detected
City of Martinez Martinez, CA 30,997 3 Clean
Tullahoma Utilities Authority Tullahoma, TN 30,958 2 Detected
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