Kentucky Lake
Calloway County, KentuckyView mapDirections
Kentucky DOW publishes the water-quality measurements for Kentucky Lake. Here is what has been measured.
- Eutrophic
- Public access
Kentucky Lake in Calloway County, Kentucky has water-quality measurements published by Kentucky DOW, shown here as reported. Phosphorus: 32.1 µg/L.
Kentucky Lake is a productive, nutrient-rich eutrophic lake in Calloway County, Kentucky. Limited fish-species data available. Public access is available. Compared to the 1 other monitored lakes in Calloway County, Kentucky Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, KY DOW, last sampled 2021-09-13. Methodology: how these readings are compared.
Swimming conditions
Readings onlyModerate 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 Kentucky Lake is safe to swim in today is a call for the Kentucky Division of Water and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Kentucky Lake
These are the measurements Kentucky DOW publishes for Kentucky Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 32.1 µg/L. TSI 54.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 32.1µg/L | Fair GoodFairPoor |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 54 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Kentucky Lake
Answers come straight from the public measurements and survey records on this page.
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Fishing Kentucky Lake
Nearby Lakes in Calloway County
Frequently asked questions about Kentucky Lake
Where is Kentucky Lake?
- Kentucky Lake is a lake in Calloway County, Kentucky. Its water-quality measurements are published by Kentucky DOW and shown on this page as reported.
What is the water quality of Kentucky Lake?
- Kentucky Lake in Calloway County, Kentucky has water-quality measurements published by Kentucky DOW, shown here as reported. Phosphorus: 32.1 µg/L.
Is Kentucky Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Can I fish at Kentucky Lake?
- Public access to Kentucky Lake is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Kentucky's fish and wildlife agency, so check its current regulations before you go.
Explore Kentucky Lake across LakeQuality
Depth, room, public access, and the state wake-sport rules
Species activity outlook by water temperature and season
Where to stay at Kentucky's top lakes, each with its readings
Kentucky's cleanest lakes, ranked on agency measurements
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Other Lakes in Kentucky
Eutrophic Lakes in Kentucky
Where this data comes from
18 measurements from 2 monitoring stations, 2015–2021. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- KY WQX
21KY_WQX18 samples · 2015–2021
Analytical methods
- Phosphorus by Colorimetry
- Total Phosphorus After Block Digestion
- Turbidity by Nephelometry
Monitoring station identifiers (2)
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.