Clam Lake
Wilcox County, AlabamaView mapDirections
ADEM publishes the water-quality measurements for Clam Lake. Here is what has been measured.
- Mesotrophic
- Public access
Clam Lake in Wilcox County, Alabama has water-quality measurements published by ADEM, shown here as reported. Water clarity: 3 ft visibility. Phosphorus: 26 µg/L. Chlorophyll-a (algae): 6.1 µg/L.
Clam Lake is a mesotrophic lake in Wilcox County, Alabama. Limited fish-species data available. Public access is available. Compared to the 2 other monitored lakes in Wilcox County, Clam Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, ADEM, last sampled 2023-10-17. Methodology: how these readings are compared.
Swimming conditions
Readings onlyLow algae
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Clam Lake is safe to swim in today is a call for the Alabama Department of Environmental Management and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Clam Lake
These are the measurements ADEM publishes for Clam Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Very murky, less than 3 ft of visibility. Phosphorus 26 µg/L. Chlorophyll-a 6.1 µg/L. TSI 54.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 26µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 6.1µg/L | Good GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 54 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
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Fishing Clam Lake
Nearby Lakes in Wilcox County
Frequently asked questions about Clam Lake
Where is Clam Lake?
- Clam Lake is a lake in Wilcox County, Alabama. Its water-quality measurements are published by ADEM and shown on this page as reported.
What is the water quality of Clam Lake?
- Clam Lake in Wilcox County, Alabama has water-quality measurements published by ADEM, shown here as reported. Water clarity: 3 ft visibility. Phosphorus: 26 µg/L. Chlorophyll-a (algae): 6.1 µg/L.
Is Clam Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Can I fish at Clam Lake?
- Public access to Clam Lake is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Alabama's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
178 measurements from 3 monitoring stations, 2013–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- ALABAMA DEPT. OF ENVIRONMENTAL MANAGEMENT - WATER QUALITY DATA
21AWIC178 samples · 2013–2023
Analytical methods
- Phosphorus by Colorimetry
- 10200 H ~ Chlorophyll a-b-c Determination
- 2120 B ~ Color in Water by Visual Comparison
Monitoring station identifiers (3)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.