Public Water Systems
1,864 active public water systems in ME, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Wassamki Springs Campground-Gorham | Gorham, ME | 650 | 16 | - |
| Mt Blue Standard Water District | Phillips, ME | 650 | 95 | - |
| Msad 06 Buxton Center Elementary School | Buxton, ME | 650 | 1 | - |
| Acres of Wildlife #2 | Steep Falls, ME | 635 | 38 | - |
| Limerick Water District | Limerick, ME | 625 | 86 | - |
| Mdoc State Park-Sebago Lake-Naples | Augusta, ME | 625 | 38 | - |
| Lobster Pound Restaurant | Bangor, ME | 618 | 60 | - |
| Aos 91 Mt Desert Island High School | Mount Desert, ME | 615 | 64 | - |
| Rsu 64 Central Middle & High School | Corinth, ME | 615 | 68 | - |
| Knifes Edge Brewing | Millinocket, ME | 604 | 42 | - |
| The Highland Grille | Turner, ME | 600 | 113 | - |
| Camp Manitou #1 | Oakland, ME | 600 | 39 | - |
| Fort Knox | Bucksport, ME | 592 | 40 | - |
| Monmouth Water Association | Winthrop, ME | 588 | 6 | - |
| Eagle Lake Water & Sewer District | Eagle Lake, ME | 585 | 328 | - |
| Timberland Acres Campground | Trenton, ME | 565 | 149 | - |
| Pine Tree Mobile Estates | Farmington Hills, ME | 560 | 75 | - |
| Sun Ng Beaver Brook RV LLC-Campground | North Monmouth, ME | 550 | 24 | - |
| Northport Village Corp Water Dept | Wiscasset, ME | 550 | 91 | - |
| Rsu 64 Central Community Elementary | Corinth, ME | 550 | 37 | - |
| Hermon High School | Hermon, ME | 550 | 117 | - |
| West Paris Water District | West Paris, ME | 540 | 102 | - |
| Indian Township Tribal Water System | Princeton, ME | 535 | 431 | - |
| Salmon Falls Resort & Golf Club LLC | Hollis Center, ME | 534 | 14 | - |
| Rsu 35 Marshwood Middle School | Eliot, ME | 530 | 37 | - |
| Camp Somerset for Girls | Smithfield, ME | 530 | 26 | - |
| Glenburn Elem School | Bangor, ME | 528 | 24 | - |
| Pittston Farm | Rockwood, ME | 526 | 402 | - |
| Yankeeland RV Resort | Chicago, ME | 525 | 25 | - |
| Narrows Too Campground | Raymond, ME | 525 | 6 | - |
| The Rack LLC | Carrabassett Valley, ME | 506 | 433 | - |
| Hadleys Point Campground | Bar Harbor, ME | 505 | 86 | - |
| Rsu 05 Durham Community School | Freeport, ME | 504 | 27 | - |
| Msad 60 Noble Middle School | North Berwick, ME | 500 | 19 | - |
| Camp Cedar | Casco, ME | 500 | 20 | - |
| Camp Mataponi | Naples, ME | 500 | 23 | - |
| Terry & Maxines | Turner, ME | 500 | 81 | - |
| Dummers Beach Campground | Weld, ME | 500 | 44 | - |
| Salmon Falls River Camping Resort | Lebanon, ME | 500 | 82 | - |
| North Jay Water District | Jay, ME | 500 | 69 | - |
| Strong Water District | Strong, ME | 500 | 20 | - |
| US Nps Sieur de Monts (2) | Bar Harbor, ME | 500 | 8 | - |
| US Nps Cadillac Mtn (8) | Bar Harbor, ME | 500 | 14 | - |
| Mt Desert Narrows Campground | Raymond, ME | 499 | 4 | - |
| Camp Manitou #2 | Oakland, ME | 491 | 14 | - |
| Washington Academy #2 | East Machias, ME | 488 | 31 | - |
| Camp William Hinds-Main | Raymond, ME | 487 | 45 | - |
| Washington Academy #1 | East Machias, ME | 487 | 62 | - |
| Portland Water District/Steep Falls | Portland, ME | 480 | 0 | - |
| Aos 92 Vassalboro Community School | Winslow, ME | 479 | 81 | - |