Danw Lake
Wilcox County, AlabamaView mapDirections
ADEM publishes the water-quality measurements for Danw Lake. Here is what has been measured.
- Eutrophic
- Public access
Danw Lake in Wilcox County, Alabama has water-quality measurements published by ADEM, shown here as reported. Water clarity: 2.9 ft visibility. Phosphorus: 27 µg/L. Chlorophyll-a (algae): 8.7 µg/L.
Danw Lake is a productive, nutrient-rich eutrophic lake in Wilcox County, Alabama. Phosphorus level is improving over recent sampling years. Limited fish-species data available. Public access is available. Compared to the 2 other monitored lakes in Wilcox County, Danw Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, ADEM, last sampled 2023-10-18. 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 Danw 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 Danw Lake
These are the measurements ADEM publishes for Danw 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 2.9 ft of visibility. Phosphorus 27 µg/L. Chlorophyll-a 8.7 µg/L. TSI 55.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.9ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 27µg/L | Good GoodFairPoor |
| Chlorophyll-a (algae) | 8.7µg/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. | 55 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Danw Lake
Water Quality Trend: Stable
Based on 5 years of monitoring (2013–2023).
Water clarity
Stable5 years
Phosphorus
Improving-1.74 µg/L/yr5 years
Chlorophyll-a
Worsening+0.67 µg/L/yr5 years
Nearby Lakes in Wilcox County
Frequently asked questions about Danw Lake
Where is Danw Lake?
- Danw 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 Danw Lake?
- Danw Lake in Wilcox County, Alabama has water-quality measurements published by ADEM, shown here as reported. Water clarity: 2.9 ft visibility. Phosphorus: 27 µg/L. Chlorophyll-a (algae): 8.7 µg/L.
Is Danw Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Can I fish at Danw Lake?
- Public access to Danw 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
133 measurements from 1 monitoring station, 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
21AWIC133 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 (1)
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.