How Clean Is Lamar City Lk. South Arm Lake?
Lamar City Lk. South Arm Lake has very poor water quality and a high algae bloom risk. It received a water quality grade of F (Very Poor) based on EPA monitoring data. Water clarity (Secchi depth): 2.1 ft. Phosphorus: 80.4 µg/L. Chlorophyll-a (algae): 39 µg/L. Trophic State Index: 67.
Cleanliness Snapshot
| Metric | Lamar City Lk. South Arm Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | F | C |
| Water Clarity (Secchi) | 2.1 ft | — |
| Phosphorus | 80.4 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 39 µg/L | <10 = clean |
| Trophic State Index | 67 | <50 = clean |
How does Lamar City Lk. South Arm Lake compare?
Lamar City Lk. South Arm Lake's grade of F falls below the Wisconsin state average of C. It ranks #4 of 6 lakes in Barton County by water quality score.