Graham Lake
Hancock County, Maine9,489 acresView mapDirections
No nutrient or algae sampling on record from Maine DEP for this lake.
- Impaired · Habitat alterations
Graham Lake in Hancock County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Surface area: 9489 acres.
Graham Lake is a 9,489-acre lake in Hancock County, Maine.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
What Graham Lake is good for
From access and monitoring records, not editorial picks.
- Big water9,489 acres
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Graham Lake is listed impaired under Clean Water Act §303(d) (IR 4C) for habitat alterations, turbidity. Check local advisories before you swim.
Whether Graham 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 Graham Lake
These are the measurements Maine DEP publishes for Graham 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 Graham Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
9,489 acres
No bathymetric survey has been published for Graham Lake, so its depth is not documented here.
Stays via Stay22
Stays near Graham Lake
Compare lakeside cabins, hotels, and vacation rentals near Graham Lake in Hancock County, Maine — 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 Graham Lake
EPA Impairment Status
Graham Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4C).
Causes of impairment
Designated uses not supporting: Aquatic life.
Source: EPA ATTAINS assessment unit ME0105000212_4350L · Official waterbody report
Nearby Lakes in Hancock County
Frequently asked questions about Graham Lake
Where is Graham Lake?
- Graham 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 Graham Lake?
- Graham Lake in Hancock County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Surface area: 9489 acres.
Is Graham Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Graham Lake is listed impaired under Clean Water Act §303(d) (IR 4C) for habitat alterations, turbidity. Check local advisories before you swim.
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Where this data comes from
Measurements for Graham 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