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 |
|---|---|---|---|---|
| South Dallas Water Authority | Sardis, AL | 3,504 | 19 | Clean |
| Mt Gilead Village PWS | Mt Gilead, OH | 3,503 | 202 | Clean |
| Winlock City Of | Winlock, WA | 3,502 | 237 | - |
| Selbyville Water Department | Selbyville, DE | 3,502 | 26 | - |
| Harris County MUD 257 | Houston, TX | 3,501 | 12 | Detected |
| Harris County Wcid 132 | Houston, TX | 3,501 | 4 | Detected |
| Myrtle Creek, City Of | Myrtle Creek, OR | 3,501 | 197 | Clean |
| Csp-Fort Ross State Park | Mendocino, CA | 3,501 | 17 | - |
| Fbi Center Clarksburg | Clarksburg, WV | 3,500 | 6 | Clean |
| Philippi City Of | Philippi, WV | 3,500 | 159 | - |
| Stanley Waterworks | Stanley, WI | 3,500 | 106 | Clean |
| Thomas Bridge Water Corp | Marion, VA | 3,500 | 28 | Clean |
| Mountain Green Mutual Water Company | Salt Lake City, UT | 3,500 | 4 | - |
| Beaver City Water System | Beaver, UT | 3,500 | 48 | - |
| Midcounty Water Dist 2 (Sc2020004) | Winnsboro, SC | 3,500 | 4 | Detected |
| Denmark Town of (Sc0510002) | Denmark, SC | 3,500 | 41 | Clean |
| State Correctional Inst | Camp Hill, PA | 3,500 | 220 | Detected |
| Eagle Lake Community Assoc | Gouldsboro, PA | 3,500 | 1,090 | Detected |
| Radisson Valley Forge Hotel | King of Prussia, PA | 3,500 | 685 | Detected |
| Tri-City Jw&sa | Myrtle Creek, OR | 3,500 | 151 | Clean |
| Consolidated RWD #3 Creek Co | Sapulpa, OK | 3,500 | 145 | Clean |
| Honda Dma East Liberty WTP | Marysville, OH | 3,500 | 256 | Clean |
| Brookhaven National Laboratory | Upton, NY | 3,500 | 3 | Detected |
| Skaneateles Wds | Skaneateles, NY | 3,500 | 64 | Clean |
| Mount Morris Village | Mount Morris, NY | 3,500 | 257 | Clean |
| Town of Minden | Minden, NV | 3,500 | 47 | Clean |
| Pemberton Township Water - Lake Valley | Pemberton, NJ | 3,500 | 259 | Clean |
| Sharp's Outfitters LLC | Sparks, NE | 3,500 | 0 | - |
| Sharps Outfitters LLC - Seasonal | Sparks, NE | 3,500 | 0 | - |
| Usmc Lejeune--Rifle Range | Camp Lejeune, NC | 3,500 | 32 | - |
| Ridge Run | Columbia Falls, MT | 3,500 | 15 | - |
| Hardin City Of | Hardin, MT | 3,500 | 63 | Clean |
| Franklin County PWSD 1 | Washington, MO | 3,500 | 51 | Clean |
| Farmington Correctional Center | Farmington, MO | 3,500 | 390 | Clean |
| Bonne Terre Prison | Bonne Terre, MO | 3,500 | 32 | Clean |
| Sugar Creek PWS | Sugar Creek, MO | 3,500 | 10 | - |
| Eagle Brook Church | Lino Lakes, MN | 3,500 | 0 | - |
| Lakeland Municipal Water | Lakeland, MN | 3,500 | 3 | Detected |
| Bittersweet Ski Resort Inc | Otsego, MI | 3,500 | 7 | - |
| Lake Arrowhead Community Inc | North Waterboro, ME | 3,500 | 47 | Clean |
| Eastern Correctional Institute | Millersville, MD | 3,500 | 11 | Clean |
| Elkton West | Newark, MD | 3,500 | 47 | Clean |
| McI Shirley | Milford, MA | 3,500 | 172 | Detected |
| Posey Township Water Corp. | Hardinsburg, IN | 3,500 | 80 | Clean |
| Gibson City | Gibson City, IL | 3,500 | 19 | Clean |
| Southwest Reg Water District (Red Oak) | Clarinda, IA | 3,500 | 40 | - |
| Eglin West/Housing | Eglin Afb, FL | 3,500 | 18 | Clean |
| Blountstown, City Of | Blountstown, FL | 3,500 | 46 | Clean |
| Mt. Shasta Ski Park | Mt. Shasta, CA | 3,500 | 2 | - |
| Caltrans-Lakehead Srra | Redding, CA | 3,500 | 10 | - |