Upper Marais
Crawford County, Wisconsin44 acresView mapDirections
No nutrient or algae sampling on record from Wisconsin DNR for this lake.
Upper Marais in Crawford County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Surface area: 44 acres.
Upper Marais is a 44-acre lake in Crawford County, Wisconsin.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water. 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 Marais is safe to swim in today is a call for the Wisconsin Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Upper Marais
These are the measurements Wisconsin DNR publishes for Upper Marais, 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.
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Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
44 acres
Shoreline
2 mi
No bathymetric survey has been published for Upper Marais, so its depth is not documented here.
Stays via Stay22
Stays near Upper Marais
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Fishing Upper Marais
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Frequently asked questions about Upper Marais
Where is Upper Marais?
- Upper Marais is a lake in Crawford County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Upper Marais?
- Upper Marais in Crawford County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Surface area: 44 acres.
Is Upper Marais 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 Marais come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.