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LakeQuality
D

Homer Lake

Cook County, MinnesotaLimited DataEutrophic

On the scoring rubric Homer Lake grades a D: clarity at 6.0 ft and phosphorus readings still being added keep it in the lower bracket for Cook County. The three sub-grades — clarity, phosphorus, and chlorophyll-a — track close together, so no single parameter is dragging the average.

Eutrophic conditions are the baseline here: clarity drops noticeably in late summer, and dissolved oxygen near the bottom can become a concern. The lake bottoms out at 22 ft — a moderate depth that supports a warm-water fishery without the year-round cold refuge a deeper basin provides. The lake's 434 acres and 12.6 miles of shoreline put it in the mid-range bucket — large enough for varied use, small enough that watershed inputs reach the whole basin. Within the 128 graded lakes of Cook County, Homer Lake sits at rank 101, near the bottom of the county list.

No invasive species are currently listed at Homer Lake — the lake remains off the Minnesota infested-waters roster. Walleye are documented at Homer Lake, one of 9 fish species on record for the lake. A documented public access point at Homer Lake makes the lake usable for shore fishing, paddle craft, and trailered boats. 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, Minnesota DNR LakeFinder, last sampled 2024-12-27. Grade methodology: LakeGrade methodology.

Swimming Safety

Swimming not recommended, poor water quality with high algae risk

Water Quality Grade: D, Poor

Murky, only visible to about 6 ft. Trophic State Index: 51.

MetricValueGrade
Water Clarity (Secchi Depth)6 ftD
PhosphorusNo data
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)51Eutrophic

High nutrients, frequent algae, reduced clarity

Lake Details

CharacteristicValue
Maximum Depth22 ft
Surface Area433.96 acres
Shoreline Length12.6 mi
Littoral Zone92%
Public AccessYes

Fish Species

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

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

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

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

Water Quality Trend: Improving

Based on 4 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Improving+0.066 m/yr4

Location

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County Ranking

Ranked #101 of 128 lakes in Cook County

Nearby Lakes in Cook County

DNR Fisheries Survey Summary

7 surveys on file from MN DNR Fisheries. Most recent: 2022-07-05 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Walleye2.481.28 lb
Yellow Perch2.190.11 lb
Northern Pike2.121.49 lb
White Sucker1.953.09 lb
BNS0.96
Pumpkinseed0.440.21 lb

CPUE = catch per unit effort, averaged across surveys (excludes juvenile shoreline seining). Higher CPUE = more abundant in standardized sampling.

Length Distributions

Number of fish caught at each inch class in the most recent survey that recorded lengths. Red dashed line marks an approximate trophy threshold for that species.

Walleye

63 fish · 122 in · 2022-07-05
1160246810121416182022

Yellow Perch

69 fish · 18 in · 2022-07-05
189012345678

Northern Pike

6 fish · 1623 in · 2022-07-05
2101617181920212223

White Sucker

57 fish · 923 in · 2022-07-05
179010121416182022

From the 2022-07-05 survey

Homer Lake is a relatively shallow, deeply bog-stained lake, currently managed for Walleye and Northern Pike. The lake lies partially within the Boundary Waters Canoe Area Wilderness, therefore about two thirds of the lake is open to motorized uses. Like most lakes in this area, it supports a relatively simple fish…

Source: MN DNR LakeFinder Fisheries Lake Survey

DNR Reports & Resources

Minnesota DNR LakeFinder publishes lake survey, fish stocking, water access, and aquatic plant data for Homer Lake. 3 reports on file.

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Lake details from Minnesota DNR LakeFinder

Most recent sample: 2024-12-27

Monitoring stations: 1