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
Lower Valley Water District Clint, TX 59,049 118 Detected
Hendersonville U.d. Hendersonville, TN 59,034 79 Clean
Aqua PA Bensalem Bryn Mawr, PA 59,001 49 Detected
Casper, City Of Casper, WY 59,000 3 Clean
Carson City Public Works Carson City, NV 59,000 298 Clean
Anderson Water Department Anderson, IN 58,942 126 Detected
Orland Park Orland Park, IL 58,862 20 Clean
Cleveland County Water Shelby, NC 58,755 213 Clean
Cumming Cumming, GA 58,661 3 Detected
Bradenton City Of Bradenton, FL 58,584 18 Detected
Aqua Ohio - Struthers Struthers, OH 58,551 123 Detected
JBLM Lewis Joint Base Lewis-McChord, WA 58,497 9 Detected
Paw Ceasetown Scranton, PA 58,467 10 Clean
Meriden Water Division Meriden, CT 58,441 119 Detected
Oak Lawn Oak Lawn, IL 58,362 39 Clean
Pocatello City Of Pocatello, ID 58,231 961 Clean
Fajardo Ceiba Fajardo, PR 58,011 490 Clean
Saratoga Springs City Saratoga Springs, UT 58,000 403 Clean
Jericho WD Syosset, NY 58,000 373 Detected
Ft. Pierce Utilities Authority Fort Pierce, FL 58,000 23 Detected
City of Desoto Desoto, TX 57,999 87 Detected
Albany, City Of Albany, OR 57,997 77 Clean
Eastside Utility District Chattanooga, TN 57,939 16 Detected
Hanover Suburban Water System Hanover, VA 57,931 2 Clean
Dearborn Heights Dearborn Heights, MI 57,774 40 Clean
Jcsa - Central System Williamsburg, VA 57,726 27 Clean
Goose Creek Golf Club Mira Loma, CA 57,628 24 -
Weymouth Water Department Weymouth, MA 57,613 50 Detected
Grand Forks Regional WTP Grand Forks, ND 57,339 21 Detected
Englewood City Of Englewood, CO 57,332 58 Detected
Veolia Water New York, Inc. RD-2 West Nyack, NY 57,301 8 Detected
Berwyn Berwyn, IL 57,250 70 Clean
Royal Oak, City Of Royal Oak, MI 57,236 13 Clean
Titusville, City Of Titusville, FL 57,218 55 Detected
Franklin Township Dept of Public Works Somerset, NJ 57,150 228 Detected
Bartlett Water System Bartlett, TN 57,129 14 Clean
University of Utah Sandy, UT 57,080 48 Clean
Town of Prescott Valley Dewey, AZ 57,048 396 Clean
Lebanon Water Auth Lebanon, PA 57,000 78 Clean
Monroe Water System Monroe, LA 57,000 67 Detected
Farmington Hills, City Of Farmington Hills, MI 56,823 0 Clean
Suburban Water Systems-la Mirada Covina, CA 56,793 0 Detected
Novi, City Of Novi, MI 56,780 0 Clean
City of Fountain Valley Fountain Valley, CA 56,747 8 Detected
Tinley Park Tinley Park, IL 56,703 42 Clean
Kearns Improvement District Kearns, UT 56,700 196 Clean
Catoosa Util. Dist. Authority Ringgold, GA 56,670 10 Detected
Anniston Alabama, the Wwsb of the City O Anniston, AL 56,646 2 Clean
Silver Lake Water & Sewer District Bothell, WA 56,582 17 Clean
Gswc-San Dimas San Dimas, CA 56,538 5 Detected
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