Grand Lake
Aroostook County, Maine15,806 acresView mapDirections
No nutrient or algae sampling on record from Maine DEP for this lake.
Grand Lake in Aroostook County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Surface area: 15806 acres.
Grand Lake is a 15,806-acre lake in Aroostook County, Maine.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
What Grand Lake is good for
From access and monitoring records, not editorial picks.
- Big water15,806 acres
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Grand 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 Grand Lake
These are the measurements Maine DEP publishes for Grand 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 Grand Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
15,806 acres
Shoreline
79.5 mi
No bathymetric survey has been published for Grand Lake, so its depth is not documented here.
Stays via Stay22
Stays near Grand Lake
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Top-rated places to stay near Grand Lake
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Fishing Grand Lake
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Frequently asked questions about Grand Lake
Where is Grand Lake?
- Grand Lake is a lake in Aroostook County, Maine. Its water-quality measurements are published by Maine DEP and shown on this page as reported.
What is the water quality of Grand Lake?
- Grand Lake in Aroostook County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Surface area: 15806 acres.
Is Grand Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Grand Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.