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
Peekskill City Peekskill, NY 24,272 153 Clean
Palmyra-Macedon-Walworth CSA Palmyra, NY 24,267 12 Clean
City of San Benito San Benito, TX 24,250 75 Detected
Glassboro Water Department Glassboro, NJ 24,244 205 Detected
Lisle Lisle, IL 24,233 23 Clean
Lake Meridian Water District Kent, WA 24,231 9 Clean
Little Egg Harbor Twp Mu Little Egg Harbor, NJ 24,215 55 Clean
Melrose Park Melrose Park, IL 24,206 132 Clean
Plattsburgh City Plattsburgh, NY 24,173 154 Detected
Montgomery County MUD 47 The Woodlands, TX 24,171 34 Clean
Westmont Westmont, IL 24,161 37 Clean
Passaic Valley WC Lodi WD Clifton, NJ 24,136 38 Detected
Vermilion Waterworks District 1 Maurice, LA 24,132 71 Clean
Currituck County Water System Maple, NC 24,130 37 Clean
Fort Walton Beach, City Of Ft. Walton Beach, FL 24,113 17 Clean
Southern Pines, Town Of Pinebluff, NC 24,102 133 Clean
Tate-Monroe Water Association PWS New Richmond, OH 24,092 71 Detected
Maywood Maywood, IL 24,090 104 Clean
Sylacauga Utilities Board Sylacauga, AL 24,087 166 Clean
Walpole Water Dept Walpole, MA 24,070 67 Detected
Johnston Municipal Water Supply Johnston, IA 24,064 21 Clean
Columbus, City Of Columbus, NE 24,028 43 Clean
Putnam P S D Tornado, WV 24,020 16 Clean
Emporia, City Of Emporia, KS 24,009 41 Clean
Champlin Champlin, MN 24,007 6 Clean
Rock Springs, City Of Rock Springs, WY 24,000 5 Clean
Oxford City PWS Somerville, OH 24,000 21 Detected
Kingston (City) Water District Kingston, NY 24,000 61 Detected
New Mexico State University Las Cruces, NM 24,000 241 Clean
Mgm National Harbor MD 24,000 2 Detected
Oak Bluffs Water District Oak Bluffs, MA 24,000 167 Detected
Beauregard Water Works Dist #3 Longville, LA 24,000 48 Clean
Frankfort Frankfort, IL 24,000 91 Clean
Monroe Monroe, GA 23,997 55 Detected
Norton Shores Norton Shores, MI 23,994 9 Clean
Romulus Romulus, MI 23,989 20 Clean
Mountain Peak Sud Midlothian, TX 23,988 90 Detected
Highland Water Works Highland, IN 23,984 23 Clean
Manchester Twp Water Utility - Eastern Manchester, NJ 23,980 83 Detected
Desert Oasis Surprise, AZ 23,963 54 Clean
City of Anna Anna, TX 23,960 70 Detected
San Fernando-City, Water Dept. San Fernando, CA 23,946 2 Clean
Watertown Waterworks Watertown, WI 23,945 35 Clean
Gardner, City Of Gardner, KS 23,942 70 Detected
Freeport Freeport, IL 23,930 3 Detected
Etowah Dawsonville, GA 23,922 37 Clean
Munster Water Company Munster, IN 23,894 35 Clean
City of Saginaw Saginaw, TX 23,890 23 Detected
Middleton Waterworks Middleton, WI 23,868 121 Clean
Menomonee Falls Ww - Surface Water Menomonee Falls, WI 23,867 87 Clean
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