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
City of Modesto - Salida Modesto, CA 14,537 25 Clean
Wvaw - Weston Weston, WV 14,534 3 Clean
Traverse City Traverse City, MI 14,532 8 Clean
Las Vegas (City Of) Las Vegas, NM 14,530 423 Clean
East Bridgewater Water Dept East Bridgewater, MA 14,526 101 Detected
Tuckaleechee Utility District Townsend, TN 14,522 62 Clean
City of Natchez Natchez, MS 14,520 110 Clean
Hickory Hills Hickory Hills, IL 14,505 13 Clean
Calcasieu Parish Ww Dist 9 Carlyss Sulphur, LA 14,502 56 Clean
Quimper Port Townsend, WA 14,500 676 Detected
Swt Main System Allentown, PA 14,500 536 Detected
Olean City Olean, NY 14,500 8 Clean
Ellettsville Water Works Ellettsville, IN 14,500 53 Clean
Lindenhurst Lindenhurst, IL 14,500 89 Clean
North Washington Street WSD Denver, CO 14,500 6 -
Vidalia Vidalia, GA 14,496 50 Clean
Cornelius, City Of Cornelius, OR 14,490 42 Clean
Edgecombe Water & Sewer District Tarboro, NC 14,485 168 Detected
Kittery Water District Kittery, ME 14,478 44 Clean
Fairhaven Water Dept Fairhaven, MA 14,470 21 Clean
Ontario, City Of Ontario, OR 14,465 150 Clean
Tahlequah PWA Tahlequah, OK 14,458 90 Detected
City of Hernando Hernando, MS 14,457 109 Clean
Brigantine Water Department Brigantine, NJ 14,450 145 Detected
North Mankato North Mankato, MN 14,448 22 Clean
City of Abbeville Water System Abbeville, LA 14,445 51 Detected
Jasper Jasper, GA 14,435 18 Detected
South Daytona, City Of South Daytona, FL 14,435 17 Detected
Rogers Rogers, MN 14,430 4 Detected
Harrison W Dept Harrison, NJ 14,425 47 Detected
City of Jacksonville Jacksonville, TX 14,420 93 Detected
Quail Valley Utility District Missouri City, TX 14,409 11 Clean
Bladen Co Wtr Dist-West Bladen Elizabethtown, NC 14,408 245 Clean
NJ American Water - Penns Grove Delran, NJ 14,406 43 Detected
Silver City Water System Silver City, NM 14,400 34 Clean
City of Deridder Water System Deridder, LA 14,400 22 Clean
Tuscumbia Water Works Tuscumbia, AL 14,400 61 Detected
Bedford Water Dept. Bedford, MA 14,394 137 Clean
Greendale Waterworks Greendale, WI 14,393 19 Clean
Covington Covington, GA 14,391 5 Detected
Hanna Flats Campground San Bernardino, CA 14,380 0 -
Beacon City Beacon, NY 14,370 18 Clean
Chuckey Utility District Greeneville, TN 14,369 54 Detected
Pickens County Water Authority Carrollton, AL 14,364 133 Clean
Forest Park Forest Park, IL 14,340 40 Clean
Covington Water Dept Covington, TN 14,334 19 Clean
Norwalk Water Supply Norwalk, IA 14,334 55 Clean
Sanford Water District Sanford, ME 14,328 45 Detected
Cromwell Fire District Water Department Cromwell, CT 14,316 232 Detected
New Caney MUD New Caney, TX 14,307 54 Clean
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