How Clean Is Midlothian Lake?
Midlothian Lake has poor water quality, with elevated phosphorus and algae. It received a water quality grade of D (Poor) based on EPA monitoring data. Water clarity (Secchi depth): 1.2 ft. Phosphorus: 44.5 µg/L. Trophic State Index: 67.
Cleanliness Snapshot
| Metric | Midlothian Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | D | D |
| Water Clarity (Secchi) | 1.2 ft | — |
| Phosphorus | 44.5 µg/L | <30 = clean |
| Trophic State Index | 67 | <50 = clean |
How does Midlothian Lake compare?
Midlothian Lake's grade of D matches or beats the Wisconsin state average of D. It ranks #42 of 68 lakes in Cook County by water quality score.