Duncan Lake
Franklin County, Tennessee50 acresView mapDirections
No nutrient or algae sampling on record from TDEC for this lake.
Duncan Lake in Franklin County, Tennessee has water-quality measurements published by TDEC, shown here as reported. Surface area: 50 acres.
Duncan Lake is a 50-acre lake in Franklin County, Tennessee.
Source: EPA Water Quality Portal sampling records, TDEC. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Duncan Lake is safe to swim in today is a call for the Tennessee Department of Environment and Conservation and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Duncan Lake
These are the measurements TDEC publishes for Duncan 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. TSI undefined.
Ask about Duncan Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
50 acres
Shoreline
1.2 mi
No bathymetric survey has been published for Duncan Lake, so its depth is not documented here.
Stays via Stay22
Stays near Duncan Lake
Compare lakeside cabins, hotels, and vacation rentals near Duncan Lake in Franklin County, Tennessee — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Fishing Duncan Lake
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Frequently asked questions about Duncan Lake
Where is Duncan Lake?
- Duncan Lake is a lake in Franklin County, Tennessee. Its water-quality measurements are published by TDEC and shown on this page as reported.
What is the water quality of Duncan Lake?
- Duncan Lake in Franklin County, Tennessee has water-quality measurements published by TDEC, shown here as reported. Surface area: 50 acres.
Is Duncan Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Duncan Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.