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
Bodega Bay Public Utility District Bodega Bay, CA 1,069 7 -
Whitetail Crossing Casino Black River Falls, 05 1,069 4 -
Hanover Courthouse Hanover, VA 1,068 0 -
Conroe Resort Cypress, TX 1,068 106 -
Montebello Utility New Waverly, TX 1,068 4 -
Keewatin Keewatin, MN 1,068 9 -
Goreville Goreville, IL 1,068 32 -
Elkville Elkville, IL 1,068 33 -
Morrisonville Morrisonville, IL 1,068 9 -
Edinburg Edinburg, IL 1,068 79 -
Ctwc - Shoreline Region-Point O Woods Clinton, CT 1,068 113 -
Altoona Water & Sewer Board Altoona, AL 1,068 8 -
Dcnr Frances Slocum State Park Wyoming, PA 1,067 28 -
Canadice Wd1 Hemlock, NY 1,067 0 -
Rich Square, Town Of Rich Square, NC 1,067 115 -
Lewisburg -Ingrams Mill North Olive Branch, MS 1,067 179 -
Taylors Falls Taylors Falls, MN 1,067 37 -
Vergennes J&h Family Store Wyoming, MI 1,067 0 -
Forest Lakes MWC Felton, CA 1,067 38 -
Thomasboro Thomasboro, IL 1,066 40 -
Lavalette Psd-Route 52 North District Lavalette, WV 1,065 19 -
Robert William Park Water Association Inc Milwaukee, WI 1,065 56 -
Sussex Central Schools Stony Creek, VA 1,065 6 -
Rim Rock Ranch Austin, TX 1,065 12 -
Dowelltown-Liberty W.S. South Carthage, TN 1,065 210 -
Eagle, Village Of Eagle, NE 1,065 40 -
Waldoboro Water Dept Poland, ME 1,065 28 -
Washington, City Of Washington, KS 1,065 6 -
Highway 37 North Pwd Marion, IL 1,065 34 -
North English Water Department North English, IA 1,065 99 -
National American Corp. LP-Lake Minden Nicolaus, CA 1,065 7 -
Cal Am Water Company - Toro Pacific Grove, CA 1,065 31 -
Enfield Enfield, IL 1,064 75 -
Prairie Path Water Company-Harbor Ridge McHenry, IL 1,064 14 -
Bocilla Utilities, Inc. Englewood, FL 1,064 15 -
Hustisford Waterworks Hustisford, WI 1,063 132 -
Lagrange Middle School Lagrangeville, NY 1,063 85 -
Labette Co RWD 8 Altamont, KS 1,063 40 -
Frankfort Psd Wiley Ford Fort Ashby, WV 1,062 1,108 Clean
Rock Hill WSC Beckville, TX 1,062 38 -
Baker Road MUD Houston, TX 1,062 0 -
Harris County MUD 136 Houston, TX 1,062 8 -
Aransas Bay Utilities Des Peres, TX 1,062 45 -
Copiah County Industrial Park Gallman, MS 1,062 36 -
Greenwood Co RWD 2 Eureka, KS 1,062 82 -
Clear Lake Waterworks Clear Lake, WI 1,061 76 -
Elysian Heights Leesburg, VA 1,061 0 -
Hydro PWA Hydro, OK 1,060 200 Clean
East Peak Lodge Stateline, NV 1,060 55 -
San Rafael Water & Sanitation District San Rafael, NM 1,060 456 -

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