Thebes Lake
Rosebud County, Montana48 acresView mapDirections
No nutrient or algae sampling on record from Montana DEQ for this lake.
Thebes Lake in Rosebud County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Surface area: 48 acres.
Thebes Lake is a 48-acre lake in Rosebud County, Montana.
Source: EPA Water Quality Portal sampling records, Montana DEQ. 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 Thebes 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 Thebes Lake
These are the measurements Montana DEQ publishes for Thebes 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 Thebes Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
48 acres
No bathymetric survey has been published for Thebes Lake, so its depth is not documented here.
Stays via Stay22
Stays near Thebes Lake
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Frequently asked questions about Thebes Lake
Where is Thebes Lake?
- Thebes Lake is a lake in Rosebud County, Montana. Its water-quality measurements are published by Montana DEQ and shown on this page as reported.
What is the water quality of Thebes Lake?
- Thebes Lake in Rosebud County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Surface area: 48 acres.
Is Thebes 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 Thebes Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.