Lake Winnebago
Cass County, Missouri272 acresView mapDirections
No nutrient or algae sampling on record from Missouri DNR for this lake.
- Impaired · Algal growth
- 65 ft max depth
Lake Winnebago in Cass County, Missouri has water-quality measurements published by Missouri DNR, shown here as reported. Maximum depth: 64.6 ft. Surface area: 272 acres.
Lake Winnebago is a 272-acre lake in Cass County, Missouri with a maximum depth of 65 feet.
Source: EPA Water Quality Portal sampling records, Missouri DNR. Methodology: how these readings are compared.
What Lake Winnebago is good for
From access and monitoring records, not editorial picks.
- Deep water64.6 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Lake Winnebago is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, mercury. Check local advisories before you swim.
Whether Lake Winnebago is safe to swim in today is a call for the Missouri Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Lake Winnebago
These are the measurements Missouri DNR publishes for Lake Winnebago, 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 Winnebago
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
64.6 ft
Surface area
272 acres
Shoreline
9 mi
Stays via Stay22
Stays near Lake Winnebago
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Fishing Lake Winnebago
EPA Impairment Status
Lake Winnebago is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life, Fish consumption.
Source: EPA ATTAINS assessment unit MO_7212.00 · Official waterbody report
Nearby Lakes in Cass County
Frequently asked questions about Lake Winnebago
Where is Lake Winnebago?
- Lake Winnebago is a lake in Cass County, Missouri. Its water-quality measurements are published by Missouri DNR and shown on this page as reported.
What is the water quality of Lake Winnebago?
- Lake Winnebago in Cass County, Missouri has water-quality measurements published by Missouri DNR, shown here as reported. Maximum depth: 64.6 ft. Surface area: 272 acres.
Is Lake Winnebago safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Lake Winnebago is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, mercury. Check local advisories before you swim.
How deep is Lake Winnebago?
- Lake Winnebago has a maximum depth of 64.6 feet. The lake covers 272 acres.
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Where this data comes from
Measurements for Lake Winnebago come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database