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Grand Lake Matagamon

Penobscot County, Maine4,871 acresView mapDirections

No nutrient or algae sampling on record from Maine DEP for this lake.

Max depth
95 ft
Bathymetric survey
Area
4,871 acres
Surface area
Shoreline
50.8 mi
Measured length
  • 95 ft max depth

Grand Lake Matagamon in Penobscot County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 95 ft. Surface area: 4871 acres.

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Grand Lake Matagamon is a 4,871-acre lake in Penobscot County, Maine with a maximum depth of 95 feet (23-foot average).

Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.

What Grand Lake Matagamon is good for

From access and monitoring records, not editorial picks.

  • Deep water95 ft surveyed max depth
  • Big water4,871 acres

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Grand Lake Matagamon 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.

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Water quality measurements for Grand Lake Matagamon

These are the measurements Maine DEP publishes for Grand Lake Matagamon, 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 Matagamon

Answers come straight from the public measurements and survey records on this page.

Lake Details

Max depth

95 ft

Average depth

23 ft

Surface area

4,871 acres

Shoreline

50.8 mi

The depth above comes from a bathymetric survey of this lake, not from a regional estimate.

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Stays near Grand Lake Matagamon

Compare lakeside cabins, hotels, and vacation rentals near Grand Lake Matagamon in Penobscot 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 Grand Lake Matagamon

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Frequently asked questions about Grand Lake Matagamon

Where is Grand Lake Matagamon?

Grand Lake Matagamon is a lake in Penobscot 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 Matagamon?

Grand Lake Matagamon in Penobscot County, Maine has water-quality measurements published by Maine DEP, shown here as reported. Maximum depth: 95 ft. Surface area: 4871 acres.

Measurements on this page ↑

Is Grand Lake Matagamon safe to swim in?

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Swimming on this page ↑

How deep is Grand Lake Matagamon?

Grand Lake Matagamon has a maximum depth of 95 feet and an average depth of 23 feet. The lake covers 4871 acres.

Where this data comes from

Measurements for Grand Lake Matagamon come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.