Upper Tomahawk Lake
Montmorency County, Michigan40 acresView mapDirections
No nutrient or algae sampling on record from EGLE for this lake.
Upper Tomahawk Lake in Montmorency County, Michigan has water-quality measurements published by EGLE, shown here as reported. Surface area: 40 acres.
Upper Tomahawk Lake is a 40-acre lake in Montmorency County, Michigan.
Source: EPA Water Quality Portal sampling records, EGLE. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Upper Tomahawk Lake is safe to swim in today is a call for the Michigan Department of Environment, Great Lakes, and Energy (EGLE) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Upper Tomahawk Lake
These are the measurements EGLE publishes for Upper Tomahawk 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 Upper Tomahawk Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
40 acres
Shoreline
1 mi
No bathymetric survey has been published for Upper Tomahawk Lake, so its depth is not documented here.
Stays via Stay22
Stays near Upper Tomahawk Lake
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Frequently asked questions about Upper Tomahawk Lake
Where is Upper Tomahawk Lake?
- Upper Tomahawk Lake is a lake in Montmorency County, Michigan. Its water-quality measurements are published by EGLE and shown on this page as reported.
What is the water quality of Upper Tomahawk Lake?
- Upper Tomahawk Lake in Montmorency County, Michigan has water-quality measurements published by EGLE, shown here as reported. Surface area: 40 acres.
Is Upper Tomahawk 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 Upper Tomahawk Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.