How Clean Is Union Lake Southwest Basin; Sherwood Township Section 11?
Union Lake Southwest Basin; Sherwood Township Section 11 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): 3.5 ft. Trophic State Index: 59.
Cleanliness Snapshot
| Metric | Union Lake Southwest Basin; Sherwood Township Section 11 | Wisconsin avg |
|---|---|---|
| Overall Grade | D | B |
| Water Clarity (Secchi) | 3.5 ft | — |
| Trophic State Index | 59 | <50 = clean |
How does Union Lake Southwest Basin; Sherwood Township Section 11 compare?
Union Lake Southwest Basin; Sherwood Township Section 11's grade of D falls below the Wisconsin state average of B. It ranks #5 of 5 lakes in Branch County by water quality score.