Maine Water Quality by City
Water quality reports for 195 cities in Maine.
| City | Population | Contaminants | Above Limit | PFAS | Violations |
|---|---|---|---|---|---|
| Portland | 135K | 0 | 0 | None | 58 active |
| Poland | 43K | 0 | 0 | None | 34 active |
| Kennebunk | 36K | 0 | 0 | None | 3 active |
| Bangor | 27K | 0 | 0 | None | 51 active |
| Lewiston | 24K | 0 | 0 | None | 4 active |
| Waterville | 22K | 4 | 1 | None | 16 active |
| Topsham | 18K | 1 | 0 | None | 1 active |
| Lisbon | 17K | 6 | 2 | None | 10 active |
| Kittery | 14K | 0 | 0 | None | 4 active |
| Sanford | 14K | 7 | 2 | None | 5 active |
| Augusta | 14K | 0 | 0 | None | 3 active |
| York | 14K | 0 | 0 | None | None |
| Bath | 9K | 0 | 0 | None | 8 active |
| Gardiner | 9K | 3 | 0 | None | 2 active |
| Brewer | 9K | 0 | 0 | None | 5 active |
| Boothbay | 8K | 0 | 0 | None | 3 active |
| Yarmouth | 8K | 5 | 1 | None | 4 active |
| Old Town | 8K | 0 | 0 | None | 3 active |
| Presque Isle | 6K | 0 | 0 | None | 8 active |
| Orono | 6K | 0 | 0 | None | 29 active |
| Belfast | 6K | 3 | 0 | None | 3 active |
| Richmond | 6K | 0 | 0 | None | 23 active |
| Houlton | 5K | 1 | 1 | None | 27 active |
| Hampden | 5K | 0 | 0 | None | None |
| Bar Harbor | 4K | 2 | 0 | None | 17 active |
| Farmington | 4K | 0 | 0 | None | 3 active |
| Rumford | 4K | 0 | 0 | None | None |
| Caribou | 4K | 0 | 0 | None | 19 active |
| Surry | 4K | 0 | 0 | None | 7 active |
| South Berwick | 4K | 0 | 0 | None | 3 active |
| Bridgton | 4K | 0 | 0 | None | 2 active |
| North Waterboro | 4K | 1 | 0 | None | None |
| Winterport | 3K | 0 | 0 | None | 26 active |
| Lincoln | 3K | 0 | 0 | None | 3 active |
| Livermore Falls | 3K | 0 | 0 | None | 2 active |
| South Paris | 3K | 0 | 0 | None | 8 active |
| Wilton | 3K | 0 | 0 | None | 1 active |
| Searsport | 3K | 0 | 0 | None | 1 active |
| Winthrop | 3K | 0 | 0 | None | 2 active |
| Madawaska | 3K | 0 | 0 | None | None |
| Southwest Harbor | 2K | 0 | 0 | None | 8 active |
| Saco | 2K | 0 | 0 | None | 4 active |
| Gray | 2K | 0 | 0 | None | 18 active |
| Mexico | 2K | 0 | 0 | None | 1 active |
| Dover-foxcroft | 2K | 0 | 0 | None | 15 active |
| Dexter | 2K | 0 | 0 | None | None |
| Hallowell | 2K | 0 | 0 | None | None |
| Van Buren | 2K | 0 | 0 | None | 2 active |
| Damariscotta | 2K | 0 | 0 | None | 1 active |
| East Millinocket | 2K | 0 | 0 | None | None |
| Eastport | 2K | 0 | 0 | None | 8 active |
| Fort Fairfield | 2K | 0 | 0 | None | None |
| Mechanic Falls | 2K | 0 | 0 | None | None |
| Norway | 2K | 0 | 0 | None | None |
| Wiscasset | 2K | 0 | 0 | None | 27 active |
| Newport | 2K | 0 | 0 | None | 8 active |
| North Berwick | 2K | 0 | 0 | None | None |
| Lubec | 2K | 0 | 0 | None | 5 active |
| Carrabassett Valley | 2K | 0 | 0 | None | 3 active |
| Milo | 2K | 0 | 0 | None | 4 active |
| Northeast Harbor | 2K | 0 | 0 | None | 3 active |
| Fort Kent | 2K | 0 | 0 | None | 6 active |
| Sabattus | 2K | 0 | 0 | None | 88 active |
| Sangerville | 2K | 0 | 0 | None | 3 active |
| Mars Hill | 2K | 0 | 0 | None | 3 active |
| Dixfield | 1K | 0 | 0 | None | 7 active |
| Machias | 1K | 0 | 0 | None | 2 active |
| Rangeley | 1K | 0 | 0 | None | 5 active |
| Jackman | 1K | 0 | 0 | None | 3 active |
| Norridgewock | 1K | 0 | 0 | None | 6 active |
| Howland | 1K | 0 | 0 | None | 5 active |
| Pittsfield | 1K | 0 | 0 | None | 3 active |
| Castine | 983 | 0 | 0 | None | 13 active |
| Jay | 975 | 0 | 0 | None | 7 active |
| Kingfield | 950 | 0 | 0 | None | 17 active |
| Limestone | 875 | 0 | 0 | None | 2 active |
| Harrison | 863 | 0 | 0 | None | 2 active |
| Lebanon | 800 | 0 | 0 | None | 13 active |
| Alfred | 783 | 0 | 0 | None | 18 active |
| Gorham | 763 | 0 | 0 | None | 14 active |
| Cornish | 753 | 0 | 0 | None | 6 active |
| North Haven | 740 | 0 | 0 | None | 2 active |
| Bowdoinham | 738 | 0 | 0 | None | None |
| Ashland | 713 | 0 | 0 | None | 3 active |
| Winter Harbor | 700 | 0 | 0 | None | 9 active |
| Washburn | 688 | 0 | 0 | None | 3 active |
| Brownville | 663 | 0 | 0 | None | 11 active |
| Phillips | 650 | 0 | 0 | None | None |
| Limerick | 625 | 0 | 0 | None | 8 active |
| Eagle Lake | 585 | 0 | 0 | None | 1 active |
| West Paris | 540 | 0 | 0 | None | 3 active |
| Princeton | 535 | 0 | 0 | None | 23 active |
| Strong | 500 | 0 | 0 | None | 2 active |
| Island Falls | 475 | 0 | 0 | None | 4 active |
| Stratton | 475 | 0 | 0 | None | 1 active |
| Solon | 475 | 0 | 0 | None | None |
| Biddeford | 470 | 0 | 0 | None | None |
| Charleston | 468 | 0 | 0 | None | 7 active |
| Franklin | 443 | 4 | 0 | None | 4 active |
| Buckfield | 425 | 0 | 0 | None | 4 active |
| Milbridge | 405 | 0 | 0 | None | None |
| Danforth | 373 | 0 | 0 | None | 6 active |
| Canaan | 350 | 0 | 0 | None | 1 active |
| Patten | 338 | 0 | 0 | None | 4 active |
| Port Clyde | 330 | 0 | 0 | None | 1 active |
| Bingham | 313 | 0 | 0 | None | 8 active |
| Sullivan | 308 | 0 | 0 | None | 3 active |
| Lamoine | 305 | 0 | 0 | None | 2 active |
| Harrington | 303 | 0 | 0 | None | 2 active |
| Leeds | 298 | 0 | 0 | None | 7 active |
| Monson | 298 | 0 | 0 | None | 7 active |
| Grand Isle | 278 | 0 | 0 | None | None |
| Andover | 265 | 0 | 0 | None | 2 active |
| Canton | 243 | 0 | 0 | None | 10 active |
| Farmington Falls | 225 | 0 | 0 | None | 3 active |
| Shapleigh | 210 | 0 | 0 | None | 1 active |
| Brunswick | 200 | 0 | 0 | None | 3 active |
| Palmyra | 193 | 0 | 0 | None | 1 active |
| Addison | 168 | 0 | 0 | None | 16 active |
| Freeport | 150 | 0 | 0 | None | None |
| Plymouth | 150 | 0 | 0 | None | 4 active |
| Frenchville | 143 | 0 | 0 | None | 1 active |
| Morrill | 143 | 0 | 0 | None | 8 active |
| Hermon | 140 | 0 | 0 | None | 20 active |
| Turner | 140 | 0 | 0 | None | 11 active |
| East Poland | 140 | 0 | 0 | None | 4 active |
| New Gloucester | 130 | 0 | 0 | None | None |
| Embden | 130 | 0 | 0 | None | 1 active |
| Thomaston | 130 | 0 | 0 | None | 26 active |
| Easton | 123 | 0 | 0 | None | 2 active |
| Fryeburg | 123 | 0 | 0 | None | 6 active |
| Blue Hill | 120 | 0 | 0 | None | 7 active |
| Bucksport | 110 | 0 | 0 | None | None |
| Hollis Center | 103 | 0 | 0 | None | 4 active |
| Hancock | 103 | 0 | 0 | None | 6 active |
| St. Francis | 100 | 0 | 0 | None | 7 active |
| Carmel | 100 | 0 | 0 | None | 6 active |
| Stockton Springs | 98 | 0 | 0 | None | 11 active |
| Kenduskeag | 90 | 0 | 0 | None | 1 active |
| Woodland | 90 | 0 | 0 | None | None |
| Belmont | 90 | 0 | 0 | None | 3 active |
| Oquossoc | 88 | 0 | 0 | None | None |
| Hartford | 88 | 0 | 0 | None | 2 active |
| Friendship | 85 | 0 | 0 | None | None |
| Benton | 83 | 0 | 0 | None | 6 active |
| Camden | 83 | 0 | 0 | None | 7 active |
| Casco | 80 | 0 | 0 | None | None |
| Corinna | 80 | 0 | 0 | None | None |
| Durham | 75 | 0 | 0 | None | 4 active |
| Swanville | 75 | 0 | 0 | None | 42 active |
| Wells | 73 | 0 | 0 | None | 7 active |
| Hinckley | 72 | 0 | 0 | None | 1 active |
| Waldoboro | 70 | 0 | 0 | None | None |
| Auburn | 68 | 0 | 0 | None | 11 active |
| Burnham | 68 | 0 | 0 | None | 4 active |
| Greene | 65 | 0 | 0 | None | 5 active |
| Scarborough | 65 | 0 | 0 | None | 8 active |
| Machiasport | 63 | 0 | 0 | None | 6 active |
| Holden | 63 | 0 | 0 | None | 6 active |
| Naples | 63 | 0 | 0 | None | 3 active |
| Farmingdale | 60 | 0 | 0 | None | 4 active |
| Stetson | 60 | 0 | 0 | None | 16 active |
| Stonington | 60 | 0 | 0 | None | None |
| Arundel | 57 | 0 | 0 | None | None |
| Pittston | 55 | 0 | 0 | None | 3 active |
| Readfield | 55 | 0 | 0 | None | None |
| Owls Head | 55 | 0 | 0 | None | 5 active |
| Ellsworth | 55 | 0 | 0 | None | 21 active |
| No Waterboro | 52 | 0 | 0 | None | 4 active |
| Columbia Falls | 50 | 0 | 0 | None | 12 active |
| Union | 50 | 0 | 0 | None | 3 active |
| Westbrook | 46 | 0 | 0 | None | 6 active |
| Clinton | 45 | 0 | 0 | None | None |
| Cumberland | 45 | 0 | 0 | None | 4 active |
| China | 45 | 0 | 0 | None | None |
| Rockport | 45 | 0 | 0 | None | 3 active |
| Anson | 45 | 0 | 0 | None | 11 active |
| Caswell | 45 | 0 | 0 | None | 4 active |
| South Thomaston | 43 | 0 | 0 | None | None |
| Dennysville | 43 | 0 | 0 | None | 3 active |
| Wales | 40 | 0 | 0 | None | 1 active |
| Standish | 40 | 0 | 0 | None | 3 active |
| Penobscot | 38 | 0 | 0 | None | None |
| Cutler | 35 | 0 | 0 | None | None |
| Skowhegan | 33 | 0 | 0 | None | 6 active |
| Hodgdon | 32 | 0 | 0 | None | None |
| St. Agatha | 30 | 0 | 0 | None | 13 active |
| Orrs Island | 30 | 0 | 0 | None | 4 active |
| Stoneham | 25 | 0 | 0 | None | None |
| Exeter | 25 | 0 | 0 | None | None |
| Oxford | N/A | 0 | 0 | None | None |
| Ontario, Canada Noc 1c0 | N/A | 0 | 0 | None | None |
| Guelph, Ontario Canada N1h 6h9 | N/A | 0 | 0 | None | None |
| Gard, France | N/A | 0 | 0 | None | None |
| Poland Spring | N/A | 0 | 0 | None | None |