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LakeQuality

Beauty Lake

NR
Not yet rated
7 ft clear · Mesotrophic · 240 acres
Limited DataMesotrophic

Beauty Lake in Todd County, Minnesota is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 7 ft visibility. Maximum depth: 27 ft. Surface area: 240.06 acres.

Clarity
7 ft
Typical in August
74°F
Max depth
27 ft
Area
240 acres
Trend
Improving
Public access
Yes
Ice-out
Apr 10

Next lake in Todd County

CLong Lake10.1 ft clear · Todd CountyView →
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Why Beauty Lake has no grade

We grade a lake only when its monitoring record clears the evidence bar: at least three phosphorus or chlorophyll-a samples in the last ten years, scored against EPA National Lakes Assessment thresholds for this lake’s ecoregion. For Beauty Lake, the only measurement available is water clarity, which is not a water-quality indicator on its own — EPA's National Lakes Assessment does not grade clarity. Sampling here has recorded water clarity, but not phosphorus and algae (chlorophyll-a).

Not Rated is not an F. It is EPA Integrated Reporting Category 3 — insufficient information. The water here may be excellent or poor; nobody has measured enough of it to say. Everything below that has been measured is still reported on this page.

Sampling is run by MPCA and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.

Beauty Lake is a 240-acre lake in Todd County, Minnesota with a maximum depth of 27 feet (16-foot average). Overall water quality is improving over recent sampling years. The lake supports 15 documented fish species including black bullhead, black crappie, and bluegill. Public access is available with 2 public boat landings.

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

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Swimming Safety

Not rated

Limited data

Not rated for swimming — there is not enough monitoring data to judge this lake

Compare the safest swimming lakes near Alexandria

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Water quality measurements for Beauty Lake

These readings exist but do not meet the evidence bar for an A–F grade — see why.

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

MetricValueGrade
Water Clarity (Secchi Depth)7 ftNot graded
PhosphorusNo recent samples
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)49Mesotrophic

Moderate nutrients, good water quality

Where to stay near Beauty Lake

Compare lakeside cabins, hotels, and vacation rentals near Beauty Lake in Todd County, Minnesota — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Beauty Lake

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a whole trip? See where to stay at Minnesota’s top lakes →

Water Temperature

Beauty Lake typically sits around 74°F at the surface in August. Summer average is about 75°F. Usually warmest in Jul (about 78°F) and coldest in May (about 60°F). These are typical values by month — not a live reading.

Jan
Feb
Mar
Apr
May
60°
Jun
74°
Jul
78°
Aug
74°
Sep
67°
Oct
Nov
Dec

Typical surface water temperature by month, from 65 field readings (20162023) via the EPA Water Quality Portal. See the full Beauty Lake water temperature breakdown →

Lake Details

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

Lake Size & Watershed

Watershed (drainage) area
9 sq mi
Elevation
1,191 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).

Recreation & Access

2
Boat Landings
Yes
Public Access
  • Beauty LakePublic
  • Mill LakePublic

Fish Species

Click a species to see every graded lake where it is documented.

Fishing Beauty Lake

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.

These links open on the official state DNR websites (Wisconsin DNR survey PDFs · Minnesota DNR LakeFinder).

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

Graded lakes near Beauty Lake

Beauty Lake has no grade, but these lakes within a short drive do.

Nearby Lakes in Todd County

Frequently asked questions about Beauty Lake

What is the water quality grade for Beauty Lake?

Beauty Lake in Todd County, Minnesota is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 7 ft visibility. Maximum depth: 27 ft. Surface area: 240.06 acres.

Is Beauty Lake safe to swim in?

Not rated for swimming — there is not enough monitoring data to judge this lake. Beauty Lake is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.

What is the water temperature of Beauty Lake?

Beauty Lake typically sits around 74°F at the surface in August, from 65 EPA Water Quality Portal field readings (2016–2023). That is a typical value for the month, not a live reading.

How deep is Beauty Lake?

Beauty Lake has a maximum depth of 27 feet and an average depth of 16 feet. The lake covers 240.06 acres.

What fish are in Beauty Lake?

Fish species found in Beauty Lake include 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. Beauty Lake is located in Todd County, Minnesota.

When does Beauty Lake thaw?

Beauty Lake typically has ice-out around Apr 10.

Are there boat ramps on Beauty Lake?

Beauty Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Beauty Lake, Mill Lake. Public access is listed as yes.

Where this data comes from

59 measurements from 2 monitoring stations, 2020–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Minnesota Pollution Control Agency - Ambient Surface WaterMNPCA58 samples · 2020–2023
  • Minnesota Department of Agriculture - Pesticide MonitoringMNDA_PESTICIDE1 sample · 2022

Analytical methods

  • Field measurement/observation, generic method
Monitoring station identifiers (2)

Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.

Other records on this page

Lake size & watershed from HydroLAKES (HydroSHEDS)

Lake details from Minnesota DNR LakeFinder

Named boat-access points from the USGS National Boat Ramps inventory

Ice data from Minnesota DNR Climate