Otter Pond
St. Lawrence County, New York49 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- Impaired · pH / acidity
- 15 ft max depth
Otter Pond in St. Lawrence County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 15.1 ft. Surface area: 49 acres.
Otter Pond is a 49-acre lake in St. Lawrence County, New York with a maximum depth of 15 feet (5-foot average).
Source: EPA Water Quality Portal sampling records, NYSDEC. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Otter Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for pH / acidity. Check local advisories before you swim.
Whether Otter 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 Otter Pond
These are the measurements NY DEC publishes for Otter 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 Otter Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
15.1 ft
Average depth
4.6 ft
Surface area
49 acres
Shoreline
2.3 mi
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Fishing Otter Pond
EPA Impairment Status
Otter Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Aquatic life.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NY0905-0193 · Official waterbody report
Nearby Lakes in St. Lawrence County
Frequently asked questions about Otter Pond
Where is Otter Pond?
- Otter Pond is a lake in St. Lawrence 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 Otter Pond?
- Otter Pond in St. Lawrence County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 15.1 ft. Surface area: 49 acres.
Is Otter Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Otter Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for pH / acidity. Check local advisories before you swim.
How deep is Otter Pond?
- Otter Pond has a maximum depth of 15.1 feet and an average depth of 4.6 feet. The lake covers 49 acres.
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Where this data comes from
Measurements for Otter 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