WI · ranked by public data
11 Florence County lakes are at least 50 acres with a current DNR water-clarity reading, out of 108 documented lakes in the county. Updated July 2026.
Florence County, WI
27 ft water clarity (May 2026) · 114 acres, 82 ft max depth · 1 public landing
Florence County, WI
23 ft water clarity (Jun 2026) · 79 acres, 43 ft max depth · 1 public landing
Florence County, WI
16 ft water clarity (Jul 2022) · 51 acres, 42 ft max depth · 1 public landing
Florence County, WI
14.4 ft water clarity (Sep 2025) · 55 acres, 19 ft max depth · 1 public landing
Florence County, WI
13 ft water clarity (Aug 2025) · 130 acres, 25 ft max depth · 1 public landing
Florence County, WI
11.5 ft water clarity (Aug 2023) · 76 acres, 26 ft max depth · No verified public access
Florence County, WI
10.4 ft water clarity (Aug 2023) · 50 acres, 42 ft max depth · 2 public landings
Florence County, WI
10.3 ft water clarity (Aug 2025) · 254 acres, 52 ft max depth · 1 public landing
Florence County, WI
10 ft water clarity (Sep 2025) · 353 acres, 21 ft max depth · 1 public landing
Florence County, WI
8 ft water clarity (Aug 2025) · 84 acres, 45 ft max depth · 1 public landing
| Rank | Lake | County | Water clarity | Acres | Max depth | Public access |
|---|---|---|---|---|---|---|
| 11 | Halsey Lake | Florence | 6.5 ft | 506 | 10 ft | 1 landing |
Methodology
FAQ
Sea Lion Lake — By most recent Secchi reading, Sea Lion Lake in Florence County is the clearest monitored lake in Florence County, with 27 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.