Bclm Lake is a mesotrophic lake in Mobile County, Alabama. Water quality is graded A based on 2 sampling years through 2025. Compared to the 1 other monitored lakes in Mobile County, Bclm Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Alabama DNR, last sampled 2025-10-07. Grade methodology: LakeGrade methodology.
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Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Moderate clarity, visible to about 6.9 ft. Phosphorus level: 16 µg/L. Chlorophyll-a: 2.3 µg/L. Trophic State Index: 44.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 6.9 ft | C |
| Phosphorus | 16 µg/L | B |
| Chlorophyll-a (Algae) | 2.3 µg/L | A |
| Trophic State Index (TSI) | 44 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Bclm Lake
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Fishing Bclm Lake
Location
County Ranking
Ranked #1 of 2 lakes in Mobile County
Nearby Lakes in Mobile County
Explore Bclm Lake across LakeGrade
More Alabama Lake Rankings
Other Grade A Lakes in Alabama
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: 2025-10-07
Monitoring stations: 4