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.

System Name Location Population Violations PFAS
Norge Water and Sewer Co., Inc Chickasha, OK 890 82 -
Hopewell-Loudon School Bascom, OH 890 0 -
Edmeston Water District Edmeston, NY 890 125 -
Union Pacific Bailey Yards Omaha, NE 890 78 -
All Seasons WD-System I Bottineau, ND 890 2 -
Cottages of Boone Rye, NC 890 40 -
Seligman PWS Selligman, MO 890 41 -
Puxico PWS Puxico, MO 890 24 -
Mayfield Elementary School Covington, LA 890 7 -
Pomona, City Of Pomona, KS 890 9 -
Hamburg Water Supply Hamburg, IA 890 150 -
Palm Lake Estates South Riviera Beach, FL 890 70 -
Joel Barlow Regional High School Easton, CT 890 139 -
Arapahoe Basin Ski Area Midway Lodge Dillon, CO 890 0 -
Gcnra Lees Ferry Page, AZ 890 138 -
Haileyville Haileyville, OK 889 304 -
Lamoure City Of Lamoure, ND 889 3 -
Wilkinson Co Correctional Cent Woodville, MS 889 351 -
Sunday River Brewing Company Newry, ME 889 31 -
Juan Luis Hospital VI 888 13 -
City of Sterling City Sterling City, TX 888 1 -
Cresson Crossroads MUD 2 Dallas, TX 888 245 -
Study Butte Terlingua Water System Terlingua, TX 888 99 -
Wright Field Child Development Center Wright Patterson Afb, OH 888 0 -
NJ American Water - Sunbury Delran, NJ 888 125 -
Rushville, City Of Rushville, NE 888 60 -
Bingham Farms Waterford, MI 888 10 -
US Nps Jordan Pond Hse (18) Trenton, ME 888 13 -
Cloverhill 3 - Consecutive to Md0100015 Frederick, MD 888 39 -
Drakesboro Water Department Drakesboro, KY 888 105 -
Switz City Water Works Bloomington, IN 888 76 -
Walker Cantonment Area Yuma, AZ 888 295 -
Montreal Waterworks Montreal, WI 887 766 -
Conway, Town Of Conway, NC 887 55 -
Hot Springs, Town Of Hot Springs, NC 887 305 -
Morris Water Association Mize, MS 887 548 -
Isle of Wight Savannah, GA 887 137 -
Nonnewaug High School Woodbury, CT 887 52 -
Hillsview Homes Modesto, CA 887 25 -
Dorris, City Of Dorris, CA 887 13 -
Mill Creek Academy Grand Rapids, WI 886 2 -
Enderlin City Of Enderlin, ND 886 11 -
Henderson Henderson, MN 886 47 -
English Water Works English, IN 886 42 -
Wyanet Wyanet, IL 886 120 -
Upson Co.-Lincoln Park WS Thomaston, GA 886 49 -
Lee State Prison Leesburg, GA 886 39 -
Holiday Gardens Util Inc New Port Richey, FL 886 75 -
West Logan Water Co Logan, WV 885 564 -
Dammeron Valley Water Works LLC Dammeron Valley, UT 885 155 -

Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).