Alamoosook Lake
Hancock County, Maine998 acresView mapDirections
No nutrient or algae sampling on record from Maine DEP for this lake.
- Impaired · Nutrients (phosphorus, nitrogen)
- 24 ft max depth
Alamoosook Lake in Hancock County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 24 ft. Surface area: 998 acres.
Alamoosook Lake is a 998-acre lake in Hancock County, Maine with a maximum depth of 24 feet (16-foot average).
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Alamoosook Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen), turbidity. Check local advisories before you swim.
Whether Alamoosook Lake 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 Alamoosook Lake
These are the measurements Maine DEP publishes for Alamoosook 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 Alamoosook Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
24 ft
Average depth
16 ft
Surface area
998 acres
Shoreline
8.6 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
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Fishing Alamoosook Lake
EPA Impairment Status
Alamoosook Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life.
Source: EPA ATTAINS assessment unit ME0102000513_4336L · Official waterbody report
Nearby Lakes in Hancock County
Frequently asked questions about Alamoosook Lake
Where is Alamoosook Lake?
- Alamoosook Lake is a lake in Hancock County, Maine. Its water-quality measurements are published by Maine DEP and shown on this page as reported.
What is the water quality of Alamoosook Lake?
- Alamoosook Lake in Hancock County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 24 ft. Surface area: 998 acres.
Is Alamoosook Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Alamoosook Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen), turbidity. Check local advisories before you swim.
How deep is Alamoosook Lake?
- Alamoosook Lake has a maximum depth of 24 feet and an average depth of 16 feet. The lake covers 998 acres.
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Where this data comes from
Measurements for Alamoosook Lake 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