WI · ranked by public data
17 Oconto County lakes are at least 50 acres with a current DNR water-clarity reading, out of 198 documented lakes in the county. Updated July 2026.
Oconto County, WI
29.6 ft water clarity (Jun 2026) · 392 acres, 50 ft max depth · 1 public landing
Oconto County, WI
22 ft water clarity (Aug 2025) · 105 acres, 40 ft max depth · 1 public landing
Oconto County, WI
15 ft water clarity (Jul 2025) · 230 acres, 38 ft max depth · 1 public landing
Oconto County, WI
15 ft water clarity (Jul 2018) · 99 acres, 29 ft max depth · 1 public landing
Oconto County, WI
15 ft water clarity (Sep 2020) · 50 acres, 49 ft max depth · 1 public landing
Oconto County, WI
14 ft water clarity (Oct 2024) · 145 acres, 40 ft max depth · 1 public landing
Oconto County, WI
13 ft water clarity (Sep 2022) · 76 acres, 42 ft max depth · 1 public landing
Oconto County, WI
12 ft water clarity (Aug 2024) · 116 acres, 23 ft max depth · 1 public landing
Oconto County, WI
12 ft water clarity (Aug 2025) · 52 acres, 44 ft max depth · 1 public landing
Oconto County, WI
11 ft water clarity (May 2026) · 370 acres, 11 ft max depth · 2 public landings
| Rank | Lake | County | Water clarity | Acres | Max depth | Public access |
|---|---|---|---|---|---|---|
| 11 | Berry Lake | Oconto | 10 ft | 209 | 27 ft | 1 landing |
| 12 | Shay Lake | Oconto | 10 ft | 68 | 36 ft | 1 landing |
| 13 | Horn Lake | Oconto | 9.2 ft | 131 | 11 ft | 1 landing |
| 14 | Townsend Flowage | Oconto | 9 ft | 445 | 30 ft | 3 landings |
| 15 | Bear Lake | Oconto | 7 ft | 75 | 20 ft | — |
| 16 | Cooley Lakeimpaired | Oconto | 6 ft | 62 | 42 ft | — |
| 17 | White Potato Lake | Oconto | 5 ft | 1,023 | 11 ft | 6 landings |
Methodology
FAQ
Archibald Lake — By most recent Secchi reading, Archibald Lake in Oconto County is the clearest monitored lake in Oconto County, with 29.6 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.