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 |
|---|---|---|---|---|
| Heritage Valley Sewickley | Sewickley, PA | 750 | 0 | - |
| Hidden Valley Resort LP | Hidden Valley, PA | 750 | 196 | - |
| The Fence | Watsontown, PA | 750 | 84 | - |
| W E Schlegel Inc | Thompsontown, PA | 750 | 116 | - |
| Warriors Mark Gen Auth | Warriors Mark, PA | 750 | 617 | - |
| Snake Spring Township MA | Everett, PA | 750 | 62 | - |
| Kernsville Elementary School | Orefield, PA | 750 | 31 | - |
| Cacoosing Meadows Rec Area | Sinking Spring, PA | 750 | 20 | - |
| Lackawanna Trail High School | Factoryville, PA | 750 | 410 | - |
| Penn DOT Rest Area #62 | Dunmore, PA | 750 | 7 | - |
| Penn DOT Rest Area #61 | Dunmore, PA | 750 | 7 | - |
| Pocono Vacation Park | Stroudsburg, PA | 750 | 181 | - |
| Camp Out Mt Nebo | East Stroudsburg, PA | 750 | 108 | - |
| Lake Lehman High School | Lehman, PA | 750 | 374 | - |
| Hulmeville Municipal Authority | Hulmeville, PA | 750 | 98 | - |
| Richland Meadows MHP | Quakertown, PA | 750 | 238 | - |
| Coe Cottage Grove | Eugene, OR | 750 | 27 | - |
| Otic Beaver Marsh Ra-South | Salem, OR | 750 | 32 | - |
| Otic Hd Beaver Marsh Ra-North | Salem, OR | 750 | 29 | - |
| OR Youth Authority - Maclaren | Woodburn, OR | 750 | 165 | - |
| Le Ann Water | Ramona, OK | 750 | 211 | - |
| Delaware Co Rwsg&swm District 11 | Twin Oaks, OK | 750 | 69 | - |
| Ottawa Co RWD #5 | Wyandotte, OK | 750 | 422 | - |
| Okmulgee Co. RWD #5 (Bryant) | Henryetta, OK | 750 | 57 | - |
| Canadian Co RWD # 1 | Calumet, OK | 750 | 1,069 | - |
| Aqua Ohio - Seneca | Mentor, OH | 750 | 45 | - |
| Brookside Dairy & Convenience Store | Van Wert, OH | 750 | 4 | - |
| Joseph Badger Local School PWS | Kinsman, OH | 750 | 129 | - |
| Yohe Plaza | Canton, OH | 750 | 20 | - |
| Clays Park Resort - Camping Resort | North Lawrence, OH | 750 | 67 | - |
| Southeast Elementary School PWS | Ravenna, OH | 750 | 138 | - |
| Portage County Wr - Cjag | Ravenna, OH | 750 | 0 | - |
| Westfall Elementary School PWS | Williamsport, OH | 750 | 86 | - |
| Quaker City | Quaker City, OH | 750 | 63 | - |
| Claridon Mini-Mart | Burton, OH | 750 | 27 | - |
| Enchanted Acres MHP | Lockbourne, OH | 750 | 53 | - |
| Sims and Murry Marathon PWS | Springfield, OH | 750 | 9 | - |
| Heart of Ohio Antique PWS | Springfield, OH | 750 | 13 | - |
| Chestertown Water District | Chestertown, NY | 750 | 56 | - |
| Forest Park #1 | Beacon, NY | 750 | 147 | - |
| Camp Rav Tov-Napanoch | Brooklyn, NY | 750 | 89 | - |
| Machne Yakov Yosef | Brooklyn, NY | 750 | 73 | - |
| Round Lake Village (Cpwa) | Round Lake, NY | 750 | 121 | - |
| Ramah Day Camp | Nyack, NY | 750 | 0 | - |
| Orleans Town WD 1 (Lafargeville) | Lafargeville, NY | 750 | 12 | - |
| Watertown Town WD 3 & 4 & 5 | Watertown, NY | 750 | 27 | - |
| Four Corners Water Company | Hopewell Jctn, NY | 750 | 155 | - |
| Squire Green Water Corporation | Wallkill, NY | 750 | 12 | - |
| Lyon Mountain Water Dist | NY | 750 | 435 | - |
| Ranchos de Taos Mdwca | Ranchos de Taos, NM | 750 | 175 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).