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 |
|---|---|---|---|---|
| Mission Conversation Service Alliance | Kevil, KY | 2,000 | 70 | - |
| Leavenworth Co RWD 9 | Tonganoxie, KS | 2,000 | 20 | - |
| Cowley Co RWD 5 | Burden, KS | 2,000 | 47 | - |
| Fayette Township Water Assn. | Clinton, IN | 2,000 | 169 | Clean |
| Dillsboro Water Works | Dillsboro, IN | 2,000 | 9 | - |
| Blue River Regional Water District | Milltown, IN | 2,000 | 45 | - |
| Salamonie Reservoir-Lost Brdg W Rec Area | Andrews, IN | 2,000 | 89 | - |
| Ruoff Music Center | Milton, IN | 2,000 | 64 | - |
| Waubonsee Community College | Sugar Grove, IL | 2,000 | 74 | - |
| Jbs Corporation | Beardstown, IL | 2,000 | 201 | - |
| Southeast Joliet SD | Joliet, IL | 2,000 | 338 | - |
| Roanoke | Roanoke, IL | 2,000 | 36 | - |
| Kirkland | Kirkland, IL | 2,000 | 26 | - |
| Riverside Water and Sewer District | Orofino, ID | 2,000 | 97 | - |
| Idpr Farragut State Park | Athol, ID | 2,000 | 4 | - |
| Poweshiek Water Association (Cr) | Tama, IA | 2,000 | 1 | - |
| Kokee State Park | Honolulu, HI | 2,000 | 83 | - |
| Kipahulu | Makawao, HI | 2,000 | 3 | - |
| Hcprd/William Owen Pass Park | Valrico, FL | 2,000 | 0 | - |
| Buttonwood Bay MHP | Southfield, FL | 2,000 | 154 | - |
| Lake Fairways Mobile Home Park | Longwood, FL | 2,000 | 22 | - |
| Hillsboro Beach, Town Of | Pompano Beach, FL | 2,000 | 67 | - |
| Delaware Correctional Center | Newark, DE | 2,000 | 18 | - |
| Crested Butte South | Crested Butte, CO | 2,000 | 276 | - |
| Marysville Raceway Park | Marysville, CA | 2,000 | 3 | - |
| Western Hills Water District/Diablo Gran | Patterson, CA | 2,000 | 87 | - |
| Gregori High School | Modesto, CA | 2,000 | 0 | - |
| Cal Trans - Desert Oasis | San Bernardino, CA | 2,000 | 12 | - |
| American River College | Sacramento, CA | 2,000 | 18 | - |
| Northstar Summit Deck & Grill | Truckee, CA | 2,000 | 16 | - |
| Eastside Water Association | Midway City, CA | 2,000 | 11 | - |
| Prunetree Shopping Center WS | Irvine, CA | 2,000 | 28 | - |
| U.S. Army Corps-Lake Mendo (Bushay Site) | Ukiah, CA | 2,000 | 2 | - |
| Mariposa Public Utility Dist | Mariposa, CA | 2,000 | 184 | - |
| Usfs-Crystal Lake B-13 Water | Arcadia, CA | 2,000 | 9 | - |
| Lee's Frontier | Victorville, CA | 2,000 | 0 | - |
| Pyramid Creek Trailhead | Hollister, CA | 2,000 | 19 | - |
| Marana Estes Elementary School | Marana, AZ | 2,000 | 139 | - |
| Adot McGuireville Rest Area | Mesa, AZ | 2,000 | 62 | - |
| Diamond Valley Water District | Humboldt, AZ | 2,000 | 120 | - |
| Adc - Tucker Unit Maint | Grady, AR | 2,000 | 41 | - |
| End of Trail II | Oakville, 10 | 2,000 | 12 | - |
| Rocky Boy's Rural Water | Box Elder, 08 | 2,000 | 130 | - |
| South Bloomfield Village PWS | South Bloomfield, OH | 1,999 | 215 | - |
| Trenton Water Department | Trenton, FL | 1,999 | 49 | Clean |
| Town of Sumrall | Sumrall, MS | 1,998 | 289 | - |
| City of Shelby | Shelby, MS | 1,998 | 638 | - |
| Wakarusa Water Works | Wakarusa, IN | 1,998 | 52 | - |
| Colquitt | Colquitt, GA | 1,998 | 100 | - |
| Crossville Water Board | Crossville, AL | 1,998 | 111 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).