Clam Lake is a productive, nutrient-rich eutrophic lake in Monroe County, Alabama. Water quality is graded C based on 2 sampling years through 2023.
Source: EPA Water Quality Portal sampling records, Alabama DNR, last sampled 2023-10-17. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Very murky, less than 3 ft of visibility. Phosphorus level: 32.5 µg/L. Chlorophyll-a: 8 µg/L. Trophic State Index: 56.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3 ft | D |
| Phosphorus | 32.5 µg/L | C |
| Chlorophyll-a (Algae) | 8 µg/L | C |
| Trophic State Index (TSI) | 56 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Clam Lake
Location
County Ranking
Ranked #1 of 1 lakes in Monroe County
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More records, surveys & data sources
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-10-17
Monitoring stations: 1