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
Gardner Gardner, IL 1,361 322 -
City of Alvord Alvord, TX 1,360 133 -
City of Farwell Farwell, TX 1,360 74 -
College Acres Public W/D (Sc0220002) Aiken, SC 1,360 24 -
Philipsburg Town Of Philipsburg, MT 1,360 239 -
Clara City Clara City, MN 1,360 29 -
Town of Sharpsburg Williamsport, MD 1,360 28 -
Hilltop MHP Bloomington, IL 1,360 92 -
Hawaiian Shores Pahoa, HI 1,360 1 -
Coulee Dam Water Dept Coulee Dam, WA 1,359 7 -
Deerwood Subdivision Austin, TX 1,359 14 -
Geneva Water Department Geneva, IN 1,359 119 -
Granville Granville, IL 1,359 392 -
Pelican Point By Cascadia LLC Yakima, WA 1,357 140 -
Town of Renova Renova, MS 1,357 575 Clean
New Haven Municipal Water Works Hodgenville, KY 1,357 136 -
Lone Tree Muni Water System Muscatine, IA 1,357 46 -
Fort Thompson Water System Fort Thompson, 08 1,357 224 -
Hhsc Lufkin State Supported Living Cent Lufkin, TX 1,356 78 -
Jeffersonville Village PWS Jeffersonville, OH 1,356 204 -
Biltmore Forest, Town Of Asheville, NC 1,356 36 -
Magnolia-Monterey Subdivision Des Peres, LA 1,356 39 -
Diversion Water River Highlands Prairieville, LA 1,356 22 -
City of Plains Plains, TX 1,355 849 -
Toshiba International Corp Houston, TX 1,355 33 -
Port Isabel Detention Center Los Fresnos, TX 1,355 45 -
Estancia Water System Estancia, NM 1,355 167 -
Texas County PWSD 2 Houston, MO 1,355 60 -
Bonneville High School Idaho Falls, ID 1,354 9 -
Whatcom County Water Dist #2 Bellingham, WA 1,353 3 -
Lakeside Wcid 2-A Austin, TX 1,353 0 -
City of Knollwood Knollwood, TX 1,353 115 -
City of Rosebud Rosebud, TX 1,353 238 -
Town of Pollock Water System Pollock, LA 1,353 29 -
Ascension Parish Water Works District 2 Baton Rouge, LA 1,353 81 -
Broxton Broxton, GA 1,353 107 -
Cadott Waterworks Cadott, WI 1,352 24 -
Arlington County - Willston Area Arlington, VA 1,352 44 -
El Jobean Water Association El Jobean, FL 1,351 14 -
Big Bend Psd Talcott, WV 1,350 68 -
WI DOT Rest Area 82 Northbound Madison, WI 1,350 39 -
Southern Door Sch Dist Pulaski, WI 1,350 8 -
Winthrop Town Of Winthrop, WA 1,350 27 -
Johnson Village Water Dept Johnson, VT 1,350 140 -
Eden Waterworks System Eden, UT 1,350 187 -
Wright City WSC 1 Arp, TX 1,350 329 -
Rawa North Heidelberg Reading, PA 1,350 531 -
Lebanon High School Lebanon, OR 1,350 15 -
Port of Morrow Boardman, OR 1,350 204 -
Brewster Heights Brewster, NY 1,350 28 -

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