WI · ranked by public data
2 Dane County lakes are at least 50 acres with a current DNR water-clarity reading, out of 54 documented lakes in the county. Updated July 2026.
Dane County, WI
8.3 ft water clarity (Jun 2026) · 3,359 acres, 74 ft max depth · 5 public landings · DNR impairment listed
Dane County, WI
4.5 ft water clarity (Aug 2022) · 9,781 acres, 83 ft max depth · 12 public landings · DNR impairment listed
Methodology
FAQ
Lake Monona — By most recent Secchi reading, Lake Monona in Dane County is the clearest monitored lake in Dane County, with 8.3 feet of visibility.
Source data: Wisconsin DNR lake and monitoring records as aggregated by LakeList. Figures reflect the most recent documented values, not new surveys, and conditions change — verify access and rules before you go.Lake outlines are shoreline shapes from LakeList and the USGS National Hydrography Dataset; they illustrate a lake's form and are not depth or navigation charts.