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LakeQuality
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Wiscobee Lake

Oconto County, WisconsinMesotrophic

On the LakeGrade rubric, Wiscobee Lake pulls an A: clarity at 18.9 ft and 22 µg/L of phosphorus put it in the top bracket for Wisconsin. The three sub-grades — clarity, phosphorus, and chlorophyll-a — track close together, so no single parameter is dragging the average.

Mesotrophic conditions dominate at Wiscobee Lake: enough nutrients for a healthy fishery, not so much that algal blooms become a chronic problem. A maximum depth of 40 ft puts Wiscobee Lake in the middle of Wisconsin's depth distribution. At 39 acres, Wiscobee Lake sits below the Wisconsin median: a small water where shoreline activity has an outsized effect on water quality. Within the 66 graded lakes of Oconto County, Wiscobee Lake sits at rank 55, near the bottom of the county list.

An invasive species record — Chinese Mystery Snail — has been logged at Wiscobee Lake; Wisconsin DNR maintains the official infested-waters list. The fishery is bass-led, with 3 documented species across the lake's records. Public access is available — the lake is on the Wisconsin DNR public-access list. Monitoring depth is thin here: the LakeGrade rubric is applied to a small number of sample years, and the grade will be revised as more data accumulates.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2022-07-11. Grade methodology: LakeGrade methodology.

Swimming Safety

Excellent for swimming, crystal clear water with minimal algae

Water Quality Grade: A, Excellent

Crystal clear, you can see 18.9 ft down. Phosphorus level: 22 µg/L. Trophic State Index: 42.

MetricValueGrade
Water Clarity (Secchi Depth)18.9 ftA
Phosphorus22 µg/LB
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)42Mesotrophic

Moderate nutrients, good water quality

Lake Details

CharacteristicValue
Maximum Depth40 ft
Surface Area39 acres
Public AccessYes

Fish Species

Click a species to see all Wisconsin and Minnesota lakes where it is found.

→ Best fishing times for Wiscobee Lake (14-day solunar calendar)

→ Is it safe to eat fish from Wiscobee Lake? (mercury & PFAS guide)

Wiscobee Lake fishing regulations (limits, seasons, special rules)

Invasive Species

Chinese Mystery Snail

Water Quality Trend: Improving

Based on 3 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Improving+6.5 m/yr2
Phosphorus Stable+0.35 µg/L/yr2
See year-by-year chart →

Recreation & Access

1
Boat Landings
Yes
Public Access

Location

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County Ranking

Ranked #55 of 66 lakes in Oconto County

Nearby Lakes in Oconto County

WI DNR Lake Profile

Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 2022).

Fish Species (DNR-rated)

Trout(Common)Largemouth Bass(Present)Northern Pike(Present)

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Fish and recreation data from Wisconsin DNR Lakes

Most recent sample: 2022-07-11

Monitoring stations: 1