WI · ranked by public data
9 Douglas County lakes are at least 50 acres with a current DNR water-clarity reading, out of 144 documented lakes in the county. Updated July 2026.
Douglas County, WI
23.5 ft water clarity (Jun 2026) · 848 acres, 102 ft max depth · 1 public landing
Douglas County, WI
18 ft water clarity (May 2023) · 279 acres, 67 ft max depth · 1 public landing
Douglas County, WI
11 ft water clarity (May 2026) · 784 acres, 41 ft max depth · No verified public access
Douglas County, WI
9 ft water clarity (Sep 2025) · 986 acres, 56 ft max depth · 1 public landing
Douglas County, WI
9 ft water clarity (Aug 2017) · 828 acres, 22 ft max depth · 7 public landings
Douglas County, WI
6 ft water clarity (Sep 2025) · 390 acres, 31 ft max depth · 1 public landing
Douglas County, WI
4.3 ft water clarity (Jun 2024) · 450 acres, 43 ft max depth · 3 public landings · DNR impairment listed
Douglas County, WI
3 ft water clarity (Sep 2017) · 370 acres, 15 ft max depth · 1 public landing · DNR impairment listed
Douglas County, WI
2 ft water clarity (Oct 2020) · 141 acres, 13 ft max depth · 1 public landing
Methodology
FAQ
Whitefish Lake — By most recent Secchi reading, Whitefish Lake in Douglas County is the clearest monitored lake in Douglas County, with 23.5 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 — 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.