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LakeQuality
B

Eleven Lake

Pine County, MinnesotaLimited DataMesotrophic

Eleven Lake comes in at a B on the grading rubric — a respectable showing for a Minnesota lake of its size and depth. Sub-grades cluster within a single letter of each other, which usually means the lake is in stable trophic balance rather than fighting one specific stressor.

A TSI near 43 places Eleven Lake in the mesotrophic band — moderate productivity, with seasonal swings between clearer spring water and richer late-summer conditions. Eleven Lake reaches 49 ft at its deepest point — typical for Minnesota mid-sized lakes, with seasonal stratification but limited cold-water refuge. At 108 acres, Eleven Lake fits the Minnesota median for monitored lakes, with 2.0 miles of shoreline. Eleven Lake ranks 7 of 19 in Pine County — solidly in the upper half of the local distribution.

No invasive species are currently listed at Eleven Lake — the lake remains off the Minnesota infested-waters roster. The fishery is bass-led, with 9 documented species across the lake's records. The lake lacks a documented public access point, so visitor use is limited. 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 2024-08-06. Grade methodology: LakeGrade methodology.

Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Good clarity, visible to about 11 ft. Trophic State Index: 43.

MetricValueGrade
Water Clarity (Secchi Depth)11 ftB
PhosphorusNo data
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)43Mesotrophic

Moderate nutrients, good water quality

Lake Details

CharacteristicValue
Maximum Depth49 ft
Surface Area108 acres
Shoreline Length2 mi
Littoral Zone64%
Public AccessNo

Fish Species

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

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

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

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

Water Quality Trend: Improving

Based on 5 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Improving+0.152 m/yr5

Ice Season

Historical ice data from Minnesota DNR (3 observations).

Typical Ice-Out
Apr 20
EarliestLatest
Ice-Out2015-04-05 (2015)2022-05-02 (2022)

Most recent ice-out: 2022-05-02

Location

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County Ranking

Ranked #7 of 19 lakes in Pine County

Nearby Lakes in Pine County

DNR Fisheries Survey Summary

2 surveys on file from MN DNR Fisheries. Most recent: 2000-06-29 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Bluegill35.900.19 lb
Northern Pike6.732.49 lb
Pumpkinseed6.080.15 lb
GOS4.330.07 lb
Yellow Perch2.980.09 lb
Yellow Bass1.750.57 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.

Bluegill

400 fish · 39 in · 2000-06-29
97490trophy 103456789

Northern Pike

41 fish · 1926 in · 2000-06-29
9501920212223242526

Pumpkinseed

27 fish · 37 in · 2000-06-29
95034567

GOS

28 fish · 57 in · 2000-06-29
19100567

From the 2000-06-29 survey

Lake Eleven is a 109 acre basin of moderately soft water assigned to lake class 29. The maximum depth is 49 feet with a mean depth of 19 feet. Sixty three percent of the lake is littoral. Substrates are predominately sand with an adequate abundance of aquatic vegetation. Shoreline development on Lake Eleven has…

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 Eleven Lake. 2 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

Ice data from Minnesota DNR Climate

Most recent sample: 2024-08-06

Monitoring stations: 1