Sewell Pond
Sagadahoc County, Maine47 acresView mapDirections
No nutrient or algae sampling on record from Maine DEP for this lake.
- Impaired · Nutrients (phosphorus, nitrogen)
- 11 ft max depth
Sewell Pond in Sagadahoc County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 11 ft. Surface area: 47 acres.
Sewell Pond is a 47-acre lake in Sagadahoc County, Maine with a maximum depth of 11 feet (9-foot average).
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingRecreation use not supported
Nutrient and algae readings are not a swimming clearance. Sewell Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen), turbidity. Check local advisories before you swim.
Whether Sewell Pond is safe to swim in today is a call for the Maine Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Sewell Pond
These are the measurements Maine DEP publishes for Sewell 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 Sewell Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
11 ft
Average depth
9 ft
Surface area
47 acres
Shoreline
1.6 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
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Fishing Sewell Pond
EPA Impairment Status
Sewell Pond is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Aquatic life, Recreation.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit ME0105000307_9943L · Official waterbody report
Nearby Lakes in Sagadahoc County
Frequently asked questions about Sewell Pond
Where is Sewell Pond?
- Sewell Pond is a lake in Sagadahoc County, Maine. Its water-quality measurements are published by Maine DEP and shown on this page as reported.
What is the water quality of Sewell Pond?
- Sewell Pond in Sagadahoc County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 11 ft. Surface area: 47 acres.
Is Sewell Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Sewell Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen), turbidity. Check local advisories before you swim.
How deep is Sewell Pond?
- Sewell Pond has a maximum depth of 11 feet and an average depth of 9 feet. The lake covers 47 acres.
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Where this data comes from
Measurements for Sewell 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