C
Iowa County Lake Quality
Wisconsin — 6 lakes, average grade C (Fair)
All Lakes in Iowa County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Black Hawk Lake - | A | 5.25m | 19.9 µg/L |
| 2 | Goodwiler Lake | A | 4.65m | 29.7 µg/L |
| 3 | Kendal Lake - General Lake Station | B | 6.88m | 32.7 µg/L |
| 4 | Helen Lake | B | 3.45m | 54.7 µg/L |
| 5 | Avoca Lake | D | 2m | 80.5 µg/L |
| 6 | Ludden Lake - | D | 1.5m | 172 µg/L |