Dean Pond
Cortland County, New York37 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- Impaired · Nutrients (phosphorus, nitrogen)
- 16 ft max depth
Dean Pond in Cortland County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 16.4 ft. Surface area: 37 acres.
Dean Pond is a 37-acre lake in Cortland County, New York with a maximum depth of 16 feet (7-foot average).
Source: EPA Water Quality Portal sampling records, NYSDEC. Methodology: how these readings are compared.
Swimming conditions
No readingRecreation use not supported
Nutrient and algae readings are not a swimming clearance. Dean Pond is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
Whether Dean Pond is safe to swim in today is a call for the New York Department of Environmental Conservation and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Dean Pond
These are the measurements NY DEC publishes for Dean Pond, 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 Dean Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
16.4 ft
Average depth
6.6 ft
Surface area
37 acres
Shoreline
0.9 mi
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Fishing Dean Pond
EPA Impairment Status
Dean Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Recreation.
Source: EPA ATTAINS assessment unit NY0602-0077 · Official waterbody report
Nearby Lakes in Cortland County
Frequently asked questions about Dean Pond
Where is Dean Pond?
- Dean Pond is a lake in Cortland County, New York. Its water-quality measurements are published by NY DEC and shown on this page as reported.
What is the water quality of Dean Pond?
- Dean Pond in Cortland County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 16.4 ft. Surface area: 37 acres.
Is Dean Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Dean Pond is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
How deep is Dean Pond?
- Dean Pond has a maximum depth of 16.4 feet and an average depth of 6.6 feet. The lake covers 37 acres.
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Where this data comes from
Measurements for Dean Pond come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database