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Winsted Lake

F
Grade F — Algae-prone
Algae-prone · #5 of 5 lakes in the county · 3.3 ft clear · Hypereutrophic · 382 acres · from D
Limited DataHypereutrophic

Winsted Lake in McLeod County, Minnesota has a water quality grade of F (Algae-prone). Water clarity: 3.3 ft visibility. Phosphorus: 547 µg/L. Chlorophyll-a (algae): 52.3 µg/L. Maximum depth: 12 ft. Surface area: 382.45 acres.

Clarity
3.3 ft
Typical in August
77°F
Max depth
12 ft
Area
382 acres
Type
Hypereutrophic
Public access
Yes
Ice-out
Apr 6
Open water
233 days

Grade F measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Winsted Lake

Next lake in McLeod County

FSwan Lake2.6 ft clear · McLeod CountyView →
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Winsted Lake is a 382-acre highly nutrient-loaded hypereutrophic lake in McLeod County, Minnesota with a maximum depth of 12 feet (6-foot average). Water quality is graded F based on 2 sampling years through 2023. The lake supports 13 documented fish species including bigmouth buffalo, black bullhead, and black crappie. Public access is available with 1 public boat landing. Compared to the 4 other monitored lakes in McLeod County, Winsted Lake ranks #5 for water quality.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2023-09-19. Grade methodology: LakeGrade methodology.

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Swimming Safety

Grade only

Limited data

Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.

Algae and nutrients are often high — check current advisories before swimming. Skip the water if you see scum or a paint-like bloom

Compare the safest swimming lakes near Minneapolis

Get alerts for Winsted Lake

Water Quality Grade: F (Algae-prone)

Very murky, less than 3.3 ft of visibility. Phosphorus level: 547 µg/L. Chlorophyll-a: 52.3 µg/L. Trophic State Index: 75.

MetricValueGrade
Water Clarity (Secchi Depth)3.3 ftNot graded
Phosphorus547 µg/LPoor
Chlorophyll-a (Algae)52.3 µg/LPoor
Trophic State Index (TSI)75Hypereutrophic

Very high nutrients, dense algae, poor clarity

Where to stay near Winsted Lake

Compare lakeside cabins, hotels, and vacation rentals near Winsted Lake in McLeod 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. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Winsted Lake are listed below.

Top-rated places to stay near Winsted 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

Winsted Lake typically sits around 77°F at the surface in August. Summer average is about 78°F. Usually warmest in Jul (about 79°F) and coldest in May (about 61°F). These are typical values by month — not a live reading.

Jan
Feb
Mar
Apr
May
61°
Jun
77°
Jul
79°
Aug
77°
Sep
66°
Oct
Nov
Dec

Typical surface water temperature by month, from 20 field readings (20232023) via the EPA Water Quality Portal. See the full Winsted Lake water temperature breakdown →

Lake Details

CharacteristicValue
Maximum Depth12 ft
Average Depth6 ft
Surface Area382 acres
Shoreline Length4 mi
Littoral Zone100%
Public AccessYes

Lake Size & Watershed

Watershed (drainage) area
1 sq mi
Elevation
984 ft

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

Recreation & Access

1
Boat Landings
Yes
Public Access
  • Winsted LakePublic

Fish Species

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

Fishing Winsted Lake

DNR Fisheries Survey Summary

8 surveys on file from MN DNR Fisheries. Most recent: 2021-06-28 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Black Bullhead61.440.38 lb
Shorthead Redhorse19.000.57 lb
Common Carp17.274.04 lb
Black Crappie15.560.36 lb
Yellow Perch10.570.21 lb
Largemouth Bass8.191.27 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.

Black Bullhead

268 fish · 412 in · 2021-06-28
133670456789101112

Common Carp

30 fish · 325 in · 2021-06-28
6304681012141618202224

Black Crappie

710 fish · 49 in · 2021-06-28
6223110trophy 10456789

Yellow Perch

104 fish · 48 in · 2021-06-28
9849045678

From the 2021-06-28 survey

Winsted is a medium sized lake (382 acres) located near the City of Winsted in McLeod County. A small state-owned access with a single cement boat ramp is located on the southeast shore. Winsted has four miles of shoreline and a maximum depth of 12 feet. The Minnesota Department of Natural Resources (MNDNR) 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 Winsted Lake. 3 reports on file.

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

Ice Season

Historical ice data from Minnesota DNR (44 observations).

Typical Ice-Out
Apr 6
Typical Ice-In
Nov 25

Estimated open water season: 233 days

EarliestLatest
Ice-Out2024-03-03 (2024)2013-04-29 (2013)
Ice-In1991-11-02 (1991)2015-12-17 (2015)

Most recent ice-out: 2026-03-30

Reservoir Info (USACE NID)

Winsted Lake is a man-made reservoir impounded by the Winsted Lake (completed 1954), built primarily for recreation on the Crow River S Fork-TR; other-type dam, 7 ft tall and 46 ft long.

Surface area
376 ac
Normal storage
2,448 ac-ft
Max storage
3,672 ac-ft
Drainage area
26.6 sq mi
Hazard class
Low
Owner
MNDNR-Trails

Source: USACE National Inventory of Dams, NID ID MN00159 · Operator website

EPA Impairment Status

Winsted Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).

Causes of impairment

MercuryNutrients (phosphorus, nitrogen)

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit MN43-0012-00 · Official waterbody report

Regulated Pollution Sources Nearby

1 EPA-permitted facility operate within about 5 miles of Winsted Lake under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.

  • Winsted Wwtp
    Winsted · 1.3 mi away · NPDES MN0021571
    Recent violation

Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.

County Ranking

Ranked #5 of 5 lakes in McLeod County

Nearby Lakes With Higher Grades

Winsted Lake holds Grade F. 3 nearby lakes hold higher nutrient-and-algae grades — useful for a swim day, not a reason to skip lodging here.

Nearby Lakes in McLeod County

Frequently asked questions about Winsted Lake

What is the water quality grade for Winsted Lake?

Winsted Lake in McLeod County, Minnesota has a water quality grade of F (Algae-prone). Water clarity: 3.3 ft visibility. Phosphorus: 547 µg/L. Chlorophyll-a (algae): 52.3 µg/L. Maximum depth: 12 ft. Surface area: 382.45 acres.

Is Winsted Lake safe to swim in?

Algae and nutrients are often high — check current advisories before swimming. Skip the water if you see scum or a paint-like bloom. Winsted Lake has a water quality grade of F (Algae-prone). Algae concentration (chlorophyll-a) is 52.3 µg/L. Always check local health department advisories before swimming.

What is the water temperature of Winsted Lake?

Winsted Lake typically sits around 77°F at the surface in August, from 20 EPA Water Quality Portal field readings (2023–2023). That is a typical value for the month, not a live reading.

How deep is Winsted Lake?

Winsted Lake has a maximum depth of 12 feet and an average depth of 6 feet. The lake covers 382.45 acres.

What fish are in Winsted Lake?

Fish species found in Winsted Lake include bigmouth buffalo, black bullhead, black crappie, bluegill, common carp, green sunfish, largemouth bass, northern pike, orangespotted sunfish, white crappie, white sucker, yellow bullhead, yellow perch. Winsted Lake is located in McLeod County, Minnesota.

When does Winsted Lake thaw?

Winsted Lake typically has ice-out around Apr 6. Ice typically forms around Nov 25. The open water season is approximately 233 days.

Are there boat ramps on Winsted Lake?

Winsted Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Winsted Lake. Public access is listed as yes.

Where this data comes from

15 measurements from 1 monitoring station, 2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Minnesota Pollution Control Agency - Ambient Surface WaterMNPCA15 samples · 2023

Analytical methods

  • Field measurement/observation, generic method
  • Phosphorus by Colorimetry
  • 10200 H ~ Chlorophyll a-b-c Determination
Monitoring station identifiers (1)

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

Impairment status from EPA ATTAINS 303(d) database

Regulated discharger data from EPA ECHO (ICIS-NPDES)

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