C
Carlton County Lake Quality
Minnesota — 41 lakes, average grade C (Fair)
All Lakes in Carlton County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Big Lake | A | 7.95m | 12.5 µg/L |
| 2 | Big Lake | A | 5.1m | 11 µg/L |
| 3 | Third Lake | A | — | 18 µg/L |
| 4 | Third Lake | A | 3.1m | 11 µg/L |
| 5 | Sofie Lake | A | 4.7m | 20.5 µg/L |
| 6 | Pat Martin Lake | A | 4.15m | 15 µg/L |
| 7 | Lac Lake | A | 4.44m | 15.5 µg/L |
| 8 | Moose Lake | B | 3.05m | — |
| 9 | Echo Lake | B | 3.35m | — |
| 10 | Cole Lake | B | 3.05m | — |
| 11 | Chub Lake | B | 4.04m | — |
| 12 | Perch Lake | B | 3.88m | 22 µg/L |
| 13 | Park Lake | B | 2.13m | 14 µg/L |
| 14 | Little Hanging Horn Lake | B | 3.51m | — |
| 15 | Kettle Lake | B | — | 29 µg/L |
| 16 | Third Lake | B | — | 20 µg/L |
| 17 | Wild Rice Lake | B | 1.1m | 21 µg/L |
| 18 | Hardwood Lake | B | 1.55m | 20 µg/L |
| 19 | Jaskari Lake | C | 1.95m | 25 µg/L |
| 20 | Rice Portage Lake | C | 0.4m | 29.5 µg/L |
| 21 | Big Lake | C | 2.76m | — |
| 22 | Eagle Lake | C | 2.13m | 34 µg/L |
| 23 | Sand Lake | C | 1.52m | 29 µg/L |
| 24 | Miller Lake | C | 0.62m | 32 µg/L |
| 25 | Spruce Lake | C | 0.73m | 19 µg/L |
| 26 | Deadfish Lake | C | 0.58m | 48.5 µg/L |
| 27 | Bang Lake | C | 1.7m | 43 µg/L |
| 28 | Hay Lake | C | 1.82m | 24 µg/L |
| 29 | Third Lake | C | — | 36 µg/L |
| 30 | Third Lake | C | — | 34 µg/L |
| 31 | Cedar Lake | C | 1.3m | 40 µg/L |
| 32 | Perch Lake | C | 0.7m | 30 µg/L |
| 33 | Island Lake | C | 1.83m | 42.5 µg/L |
| 34 | Island Lake | C | 1.44m | 45.5 µg/L |
| 35 | Eddy Lake | D | 1.07m | — |
| 36 | Tamarack Lake | D | 1.52m | — |
| 37 | Moosehead Lake | D | 1.22m | — |
| 38 | Second Lake | D | 0.38m | 78.5 µg/L |
| 39 | Hanging Horn Lake | D | 1.83m | — |
| 40 | Thomson Reservoir | F | 0.91m | — |
| 41 | Little Kettle Lake | F | 1m | — |