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LakeQuality
A

George Lake

Kandiyohi County, MinnesotaMesotrophic

George Lake earns an A — water clarity, phosphorus, and chlorophyll-a all rate among the best monitored waters in Kandiyohi County. Clarity, phosphorus, and chlorophyll-a all rate similarly, so there is no obvious single lever to pull on watershed management.

A TSI near 40 places George Lake in the mesotrophic band — moderate productivity, with seasonal swings between clearer spring water and richer late-summer conditions. A maximum depth of 34 ft puts George Lake in the middle of Minnesota's depth distribution. At 228 acres, George Lake fits the Minnesota median for monitored lakes, with 2.7 miles of shoreline. Within Kandiyohi County's 35 graded waters, George Lake sits at rank 1, near the top of the local distribution.

Zebra mussel presence at George Lake means the lake's clarity numbers carry an asterisk — filtered water is not the same as nutrient-poor water. Walleye are documented at George Lake, one of 15 fish species on record for the lake. A documented public access point at George Lake makes the lake usable for shore fishing, paddle craft, and trailered boats. Ice-out has been recorded 16 times at George Lake, with a median around Apr 14. 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 2024-10-10. 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 15 ft down. Phosphorus level: 14 µg/L. Trophic State Index: 40.

MetricValueGrade
Water Clarity (Secchi Depth)15 ftA
Phosphorus14 µg/LA
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)40Mesotrophic

Moderate nutrients, good water quality

Lake Details

CharacteristicValue
Maximum Depth34 ft
Surface Area228.14 acres
Shoreline Length2.7 mi
Littoral Zone49%
Public AccessYes

Fish Species

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

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

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

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

Invasive Species

zebra mussel

Water Quality Trend: Declining

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

MetricTrendChange/YearYears
Water Clarity Declining-0.156 m/yr5
Phosphorus Declining+0.3 µg/L/yr5

Ice Season

Historical ice data from Minnesota DNR (25 observations).

Typical Ice-Out
Apr 14
Typical Ice-In
Nov 28

Estimated open water season: 228 days

EarliestLatest
Ice-Out2000-03-15 (2000)2013-05-08 (2013)
Ice-In1997-11-16 (1997)1998-12-20 (1998)

Most recent ice-out: 2022-04-19

Location

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County Ranking

Ranked #1 of 35 lakes in Kandiyohi County

Nearby Lakes in Kandiyohi County

DNR Fisheries Survey Summary

14 surveys on file from MN DNR Fisheries. Most recent: 2025-05-07 (Targeted Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Bluntnose Minnow24.53
Bluegill24.150.16 lb
Largemouth Bass13.420.65 lb
BKF12.25
Green Sunfish8.470.07 lb
Spottail Shiner5.49

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

314 fish · 38 in · 2025-05-07
190950345678

Largemouth Bass

1 fish · 1212 in · 2025-05-07
1012

Green Sunfish

1 fish · 77 in · 2024-07-15
107

From the 2025-05-07 survey

A targeted survey was conducted on George Lake during early May of 2025 as part of the ongoing statewide Quality Sunfish Initiative. Ten standard lake survey trapnets were set at historical stations to target Bluegill and Black Crappie. Special regulations for several area lakes (Nest, Long by Hawick, Diamond, George…

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 George 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

Ice data from Minnesota DNR Climate

Most recent sample: 2024-10-10

Monitoring stations: 3