D
Watonwan County Lake Quality
Minnesota — 5 lakes, average grade D (Poor)
All Lakes in Watonwan County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | St. James Lake | D | 0.91m | 51 µg/L |
| 2 | Fedji Lake | D | 0.95m | 48 µg/L |
| 3 | Long Lake | D | 0.84m | 65.5 µg/L |
| 4 | Unnamed Lake | F | 0.3m | 275 µg/L |
| 5 | Kansas Lake | F | 0.5m | 187 µg/L |