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C

Beauty Lake

Todd County, MinnesotaLimited DataMesotrophic

The LakeGrade rubric puts Beauty Lake at a C: clarity at 7.0 ft, phosphorus readings still being added, and a TSI of 49 signal an intermediate trophic state.

The lake sits in the mesotrophic zone — the band where most well-managed Minnesota lakes fall. A maximum depth of 27 ft puts Beauty Lake in the middle of Minnesota's depth distribution. At 240 acres, Beauty Lake fits the Minnesota median for monitored lakes, with 3.5 miles of shoreline. Beauty Lake sits at rank 12 of 17 in Todd County, in the lower half of the local distribution.

Beauty Lake has no invasive species recorded in Minnesota state databases as of 2023, though prevention practices still apply at all access points. The fishery includes walleye among the lake's 15 documented species — a notable draw for Minnesota anglers. Public access is available — the lake is on the Minnesota PCA public-access list. The grade is based on limited monitoring — fewer than three independent measurement years contribute, so future updates may shift the letter.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2023-09-02. Grade methodology: LakeGrade methodology.

Reviewed by LakeQuality Editorial Team · Updated

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Swimming Safety

Generally safe for swimming, moderate water quality

Water Quality Grade: C, Fair

Moderate clarity, visible to about 7 ft. Trophic State Index: 49.

MetricValueGrade
Water Clarity (Secchi Depth)7 ftC
PhosphorusNo data
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)49Mesotrophic

Moderate nutrients, good water quality

Lake Details

CharacteristicValue
Maximum Depth27 ft
Average Depth16 ft
Surface Area240.06 acres
Shoreline Length3.5 mi
Littoral Zone57%
Public AccessYes

Fish Species

black bullhead,black crappie,bluegill,bowfin (dogfish),brown bullhead,green sunfish,hybrid sunfish,largemouth bass,northern pike,pumpkinseed,rock bass,walleye,white sucker,yellow bullhead,yellow perch

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

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

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

Beauty 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+0.328 m/yr4
See year-by-year chart →

Ice Season

Historical ice data from Minnesota DNR (6 observations).

Typical Ice-Out
Apr 10
EarliestLatest
Ice-Out2015-04-06 (2015)2002-04-15 (2002)
Ice-In2003-11-07 (2003)2002-11-11 (2002)

Most recent ice-out: 2015-04-06

Location

Loading map…

County Ranking

Ranked #12 of 17 lakes in Todd County

Cleaner Lakes Within 30 Miles

Beauty Lake holds Grade C. 2 nearby lakes hold higher grades.

Nearby Lakes in Todd County

DNR Fisheries Survey Summary

18 surveys on file from MN DNR Fisheries. Most recent: 2025-06-10 (Targeted Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Bluegill35.290.17 lb
Largemouth Bass14.601.13 lb
Yellow Perch10.430.11 lb
Black Crappie9.030.31 lb
Yellow Bass8.490.65 lb
CNM4.83

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

633 fish · 29 in · 2025-06-10
2091050trophy 1023456789

Largemouth Bass

2 fish · 914 in · 2025-06-10
1091011121314

Yellow Perch

1 fish · 55 in · 2025-06-10
105

Black Crappie

17 fish · 510 in · 2025-06-10
1160trophy 105678910

From the 2025-06-10 survey

Beauty Lake (DOW# 77-0035-00; Lake Class 31) is a 238-acre lake located near Long Prairie, Minnesota. A Minnesota Department of Natural Resources (MNDNR) owned concrete boat ramp is located on the southeast shore. Beauty Lake has 3.55 miles of shoreline and a maximum depth of 27 feet. The lake is primarily managed for…

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 Beauty Lake. 4 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: 2023-09-02

Monitoring stations: 2