Cleanest Lakes in Beltrami County, Minnesota
Fullers Lake: East Basin in Beltrami County leads the rankings with a water quality grade of A and 49.2 ft of clarity. Below are the top 50 cleanest monitored lakes in Beltrami County, Minnesota, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Fullers Lake: East Basin | Beltrami | A | 49.2 ft | 9.5 µg/L | - |
| 2 | Round Lake | Beltrami | A | 59.1 ft | 7 µg/L | - |
| 3 | Long Lake | Beltrami | A | 20 ft | 7 µg/L | - |
| 4 | Long Lake | Beltrami | A | 45.9 ft | 8 µg/L | - |
| 5 | Emerald Lake | Beltrami | A | 31.2 ft | 12 µg/L | - |
| 6 | Shell Lake | Beltrami | A | 42.7 ft | 11 µg/L | - |
| 7 | Andrusia Lake | Beltrami | A | 15.5 ft | 14 µg/L | - |
| 8 | Green Lake | Beltrami | A | 60.7 ft | 7 µg/L | - |
| 9 | Green Lake | Beltrami | A | 39.4 ft | 10 µg/L | - |
| 10 | Island Lake | Beltrami | A | 52.5 ft | 10 µg/L | - |
| 11 | Sandy Lake | Beltrami | A | 52.5 ft | 8 µg/L | - |
| 12 | Heart Lake | Beltrami | A | 47.6 ft | 10 µg/L | - |
| 13 | North Twin Lake | Beltrami | A | 17.4 ft | 7 µg/L | - |
| 14 | Little Bass Lake | Beltrami | A | 16 ft | 10 µg/L | - |
| 15 | No-Name Lake | Beltrami | A | 42.7 ft | 11 µg/L | - |
| 16 | Shemahgun Lake | Beltrami | A | 49.2 ft | 10 µg/L | - |
| 17 | Kinney Lake | Beltrami | A | 49.2 ft | 8 µg/L | - |
| 18 | Swenson Lake | Beltrami | A | 20.8 ft | 8 µg/L | - |
| 19 | Squaw Smith Lake | Beltrami | A | 65.6 ft | 10 µg/L | - |
| 20 | Fullers Lake: West Basin | Beltrami | A | 42.7 ft | 12.5 µg/L | - |
| 21 | Dickens Lake | Beltrami | A | 36.1 ft | 15 µg/L | - |
| 22 | Chain: Middle Lake | Beltrami | A | 36.9 ft | 14 µg/L | - |
| 23 | South Twin Lake | Beltrami | A | 16.4 ft | 8.5 µg/L | - |
| 24 | Big Thunder Lake | Beltrami | A | 37.7 ft | 13 µg/L | - |
| 25 | Bass Lake: Southeast Basin | Beltrami | A | 29.5 ft | 12.5 µg/L | - |
| 26 | Chain: South Lake | Beltrami | A | 36.1 ft | 14 µg/L | - |
| 27 | Little Thunder Lake | Beltrami | A | 49.2 ft | 12 µg/L | - |
| 28 | Bass Lake: Northwest Basin | Beltrami | A | 36.1 ft | 12 µg/L | - |
| 29 | Buzzle Lake | Beltrami | A | 17.1 ft | 8.5 µg/L | - |
| 30 | Long Lake | Beltrami | A | 10 ft | 17 µg/L | - |
| 31 | Deer Lake | Beltrami | A | 11 ft | 16 µg/L | - |
| 32 | Grace Lake | Beltrami | A | 15.5 ft | 21.5 µg/L | - |
| 33 | Moose Lake | Beltrami | A | 14.1 ft | 11 µg/L | - |
| 34 | Bemidji Lake | Beltrami | A | 12.5 ft | 16.5 µg/L | - |
| 35 | Balm Lake | Beltrami | A | 11 ft | 16.5 µg/L | - |
| 36 | Stump Lake | Beltrami | A | 12.5 ft | 19.5 µg/L | - |
| 37 | Three Island Lake | Beltrami | A | 12 ft | 17 µg/L | - |
| 38 | Beltrami Lake | Beltrami | A | 11 ft | 15 µg/L | - |
| 39 | Fox Lake | Beltrami | A | 11.2 ft | 14 µg/L | - |
| 40 | Big Bass Lake | Beltrami | A | 10.8 ft | 14 µg/L | - |
| 41 | Movil Lake | Beltrami | A | 14 ft | 12 µg/L | - |
| 42 | Grant Lake | Beltrami | A | 10.7 ft | 11.5 µg/L | - |
| 43 | Johnson Lake | Beltrami | A | 24.6 ft | 24 µg/L | - |
| 44 | Lindgren Lake | Beltrami | A | 13.5 ft | 14 µg/L | - |
| 45 | Kitchi Lake | Beltrami | A | 10.5 ft | 19.5 µg/L | - |
| 46 | Little Big Lake | Beltrami | B | 9.3 ft | 13.5 µg/L | 2.8 µg/L |
| 47 | Big Lake | Beltrami | B | 9.5 ft | 15 µg/L | - |
| 48 | Turtle Lake | Beltrami | B | 9.5 ft | 14 µg/L | - |
| 49 | Silver Lake | Beltrami | B | 12.7 ft | - | 6.1 µg/L |
| 50 | Wolf Lake | Beltrami | B | 9 ft | 19 µg/L | - |