Cleanest Lakes in Rainy River District County, Ontario
Crystal Lake in Rainy River District County leads the rankings with a water quality grade of A and 17.4 ft of clarity. Below are the 50 cleanest monitored lakes in Rainy River District County, Ontario, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Crystal Lake | Rainy River District | A | 17.4 ft | 8.2 µg/L | - |
| 2 | Eva Lake | Rainy River District | A | 26.6 ft | 5.2 µg/L | - |
| 3 | Squeers Lake | Rainy River District | A | 16.4 ft | 9 µg/L | - |
| 4 | Argo Lake | Rainy River District | A | 15.9 ft | 6.5 µg/L | - |
| 5 | Beaverhouse Lake | Rainy River District | A | 21.1 ft | 4.7 µg/L | - |
| 6 | Burt Lake | Rainy River District | A | 21.2 ft | 3.6 µg/L | - |
| 7 | Clearwater West Lake | Rainy River District | A | 26.9 ft | 4.7 µg/L | - |
| 8 | Jean Lake | Rainy River District | A | 16.2 ft | 6.4 µg/L | - |
| 9 | Louisa Lake | Rainy River District | A | 22 ft | 6 µg/L | - |
| 10 | Sarah Lake | Rainy River District | A | 15.3 ft | 4.9 µg/L | - |
| 11 | Sheridan Lake | Rainy River District | A | 15.4 ft | 7.3 µg/L | - |
| 12 | Burditt Lake | Rainy River District | A | 14.8 ft | 7.9 µg/L | - |
| 13 | Crooked Pine Lake | Rainy River District | A | 11.5 ft | 8.2 µg/L | - |
| 14 | Lerome Lake | Rainy River District | A | 13.9 ft | 10.5 µg/L | - |
| 15 | Mccaulay Lake | Rainy River District | A | 11.5 ft | 7.1 µg/L | - |
| 16 | Abbess Lake | Rainy River District | A | 11.5 ft | 7.5 µg/L | - |
| 17 | Bad Vermilion Lake | Rainy River District | A | 12.8 ft | 9.4 µg/L | - |
| 18 | Blackstone Lake | Rainy River District | A | 12.5 ft | 5.6 µg/L | - |
| 19 | Calm Lake | Rainy River District | A | 11.8 ft | 9.6 µg/L | - |
| 20 | Cirrus Lake | Rainy River District | A | 14.1 ft | 5.3 µg/L | - |
| 21 | Crowrock Lake | Rainy River District | A | 14.1 ft | 4.6 µg/L | - |
| 22 | Dovetail Lake | Rainy River District | A | 10.8 ft | 9.4 µg/L | - |
| 23 | Finlayson Lake | Rainy River District | A | 10.5 ft | 10.7 µg/L | - |
| 24 | Kahshahpi Lake | Rainy River District | A | 14.1 ft | 4.9 µg/L | - |
| 25 | Lower Marmion Lake | Rainy River District | A | 12.8 ft | 11.2 µg/L | - |
| 26 | Mcewen Lake | Rainy River District | A | 11.2 ft | 6.9 µg/L | - |
| 27 | Pettit Lake | Rainy River District | A | 13.8 ft | 7.6 µg/L | - |
| 28 | Pickerel Lake | Rainy River District | A | 13.8 ft | 5.7 µg/L | - |
| 29 | Pickerel Lake | Rainy River District | A | 12.5 ft | 4.8 µg/L | - |
| 30 | Poohbah Lake | Rainy River District | A | 13.1 ft | 12 µg/L | - |
| 31 | This Man Lake | Rainy River District | A | 12.5 ft | 7 µg/L | - |
| 32 | Thompson Lake | Rainy River District | A | 12.5 ft | 8.9 µg/L | - |
| 33 | Turtle Lake | Rainy River District | A | 13.5 ft | 4.8 µg/L | - |
| 34 | Namakan Lake | Rainy River District | B | 7.9 ft | 9.5 µg/L | - |
| 35 | Plateau Lake | Rainy River District | B | 7.7 ft | 9.5 µg/L | - |
| 36 | Rainy Lake | Rainy River District | B | 9.2 ft | 13.9 µg/L | - |
| 37 | Abbess Lake | Rainy River District | B | 9.2 ft | 9 µg/L | - |
| 38 | Bethune Lake | Rainy River District | B | 8.2 ft | 6.7 µg/L | - |
| 39 | Conmee Lake | Rainy River District | B | 8.4 ft | 8.6 µg/L | - |
| 40 | Lilac Lake | Rainy River District | B | 9.7 ft | 11.6 µg/L | - |
| 41 | Little Kishkutena Lake | Rainy River District | B | 8.2 ft | 13.6 µg/L | - |
| 42 | Mcaree Lake | Rainy River District | B | 7.1 ft | 16 µg/L | - |
| 43 | Olifaunt Lake | Rainy River District | B | 9.8 ft | 9.2 µg/L | - |
| 44 | Other Man Lake | Rainy River District | B | 9.8 ft | 15 µg/L | - |
| 45 | Otukamamoan Lake | Rainy River District | B | 9.5 ft | 9.3 µg/L | - |
| 46 | Perch Lake | Rainy River District | B | 6.9 ft | 12 µg/L | - |
| 47 | Sandbeach Lake | Rainy River District | B | 7.7 ft | 5.1 µg/L | - |
| 48 | Steep Rock Lake | Rainy River District | B | 9.8 ft | 10.9 µg/L | - |
| 49 | Wolesley Lake | Rainy River District | B | 9 ft | 9.3 µg/L | - |
| 50 | Your Lake | Rainy River District | B | 7.2 ft | 9.5 µg/L | - |