Lake Mason
Musselshell County, Montana757 acresView mapDirections
No nutrient or algae sampling on record from Montana DEQ for this lake.
Lake Mason in Musselshell County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Surface area: 757 acres.
Lake Mason is a 757-acre lake in Musselshell 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 Lake Mason 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 Lake Mason
These are the measurements Montana DEQ publishes for Lake Mason, 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 Lake Mason
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
757 acres
No bathymetric survey has been published for Lake Mason, so its depth is not documented here.
Stays via Stay22
Stays near Lake Mason
Compare lakeside cabins, hotels, and vacation rentals near Lake Mason in Musselshell County, Montana — 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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Frequently asked questions about Lake Mason
Where is Lake Mason?
- Lake Mason is a lake in Musselshell County, Montana. Its water-quality measurements are published by Montana DEQ and shown on this page as reported.
What is the water quality of Lake Mason?
- Lake Mason in Musselshell County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Surface area: 757 acres.
Is Lake Mason 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 Lake Mason come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.