Mariane Lake
Carbon County, Montana57 acresView mapDirections
No nutrient or algae sampling on record from Montana DEQ for this lake.
- 70 ft max depth
Mariane Lake in Carbon County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Maximum depth: 70 ft. Surface area: 57 acres.
Mariane Lake is a 57-acre lake in Carbon County, Montana with a maximum depth of 70 feet (15-foot average).
Source: EPA Water Quality Portal sampling records, Montana DEQ. Methodology: how these readings are compared.
What Mariane Lake is good for
From access and monitoring records, not editorial picks.
- Deep water70 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Mariane Lake is safe to swim in today is a call for the Montana Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Mariane Lake
These are the measurements Montana DEQ publishes for Mariane 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 Mariane Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
70 ft
Average depth
15 ft
Surface area
57 acres
Shoreline
2.6 mi
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Stays near Mariane Lake
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Fishing Mariane Lake
Nearby Lakes in Carbon County
Frequently asked questions about Mariane Lake
Where is Mariane Lake?
- Mariane Lake is a lake in Carbon County, Montana. Its water-quality measurements are published by Montana DEQ and shown on this page as reported.
What is the water quality of Mariane Lake?
- Mariane Lake in Carbon County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Maximum depth: 70 ft. Surface area: 57 acres.
Is Mariane Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Mariane Lake?
- Mariane Lake has a maximum depth of 70 feet and an average depth of 15 feet. The lake covers 57 acres.
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Where this data comes from
Measurements for Mariane Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.