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LakeQuality

Ocheda Lake

F
Grade F — Algae-prone
Algae-prone · #3 of 5 lakes in the county · 1.6 ft clear · Hypereutrophic · 1,691 acres
Limited DataHypereutrophic

Ocheda Lake in Nobles County, Minnesota has a water quality grade of F (Algae-prone). Water clarity: 1.6 ft visibility. Phosphorus: 265 µg/L. Chlorophyll-a (algae): 72.8 µg/L. Maximum depth: 5 ft. Surface area: 1691.34 acres.

Clarity
1.6 ft
Max depth
5 ft
Area
1,691 acres
Type
Hypereutrophic
Public access
Yes

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

Next lake in Nobles County

DOkabena Lake3.3 ft clear · Nobles CountyView →
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Ocheda Lake is a 1,691-acre highly nutrient-loaded hypereutrophic lake in Nobles County, Minnesota with a maximum depth of 5 feet. Water quality is graded F based on 2 sampling years through 2022. The lake supports 10 documented fish species including bigmouth buffalo, black bullhead, and black crappie. Public access is available with 2 public boat landings. Compared to the 4 other monitored lakes in Nobles County, Ocheda Lake ranks #3 for water quality.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2022-09-22. 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 Sioux Falls

Get alerts for Ocheda Lake

Water Quality Grade: F (Algae-prone)

Very murky, less than 1.6 ft of visibility. Phosphorus level: 265 µg/L. Chlorophyll-a: 72.8 µg/L. Trophic State Index: 76.

MetricValueGrade
Water Clarity (Secchi Depth)1.6 ftNot graded
Phosphorus265 µg/LPoor
Chlorophyll-a (Algae)72.8 µg/LPoor
Trophic State Index (TSI)76Hypereutrophic

Very high nutrients, dense algae, poor clarity

Where to stay near Ocheda Lake

Compare lakeside cabins, hotels, and vacation rentals near Ocheda Lake in Nobles 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 Ocheda Lake are listed below.

Top-rated places to stay near Ocheda 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 →

Lake Details

CharacteristicValue
Maximum Depth5 ft
Surface Area1,691 acres
Shoreline Length20.7 mi
Littoral Zone100%
Public AccessYes

Lake Size & Watershed

Watershed (drainage) area
31 sq mi
Elevation
1,549 ft

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

Recreation & Access

2
Boat Landings
Yes
Public Access
  • Ocheda Lake (West)Public
  • Ocheda Lake (East)Public

Fish Species

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

Fishing Ocheda Lake

DNR Fisheries Survey Summary

2 surveys on file from MN DNR Fisheries. Most recent: 2009-06-01 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Black Bullhead39.470.19 lb
Yellow Perch27.050.24 lb
Bigmouth Buffalo24.301.17 lb
Common Carp18.383.59 lb
Northern Pike6.202.74 lb
White Sucker4.851.22 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

135 fish · 411 in · 2009-06-01
763804567891011

Yellow Perch

29 fish · 410 in · 2009-06-01
116045678910

Bigmouth Buffalo

28 fish · 428 in · 2009-06-01
137046810121416182022242628

Common Carp

70 fish · 428 in · 2009-06-01
1910046810121416182022242628

From the 2009-06-01 survey

Ocheda is a 1,700-acre lake located 2 miles south of Worthington in Nobles County. The lake has a maximum depth of 5 feet, 21 miles of shoreline, and is a class 41 lake. The lake is managed primarily for northern pike while yellow perch and walleye are managed secondarily. Local riparian owners and the Okabena-Ocheda…

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 Ocheda Lake. 3 reports on file.

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

EPA Impairment Status

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

Causes of impairment

Nutrients (phosphorus, nitrogen)

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

Source: EPA ATTAINS assessment unit MN53-0024-01 · Official waterbody report · Matched by proximity (0.38 km)

County Ranking

Ranked #3 of 5 lakes in Nobles County

Nearby Lakes With Higher Grades

Ocheda Lake holds Grade F. One nearby lake has a higher nutrient-and-algae grade — useful for a swim day, not a reason to skip lodging here.

Nearby Lakes in Nobles County

Frequently asked questions about Ocheda Lake

What is the water quality grade for Ocheda Lake?

Ocheda Lake in Nobles County, Minnesota has a water quality grade of F (Algae-prone). Water clarity: 1.6 ft visibility. Phosphorus: 265 µg/L. Chlorophyll-a (algae): 72.8 µg/L. Maximum depth: 5 ft. Surface area: 1691.34 acres.

Is Ocheda 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. Ocheda Lake has a water quality grade of F (Algae-prone). Algae concentration (chlorophyll-a) is 72.8 µg/L. Always check local health department advisories before swimming.

How deep is Ocheda Lake?

Ocheda Lake has a maximum depth of 5 feet. The lake covers 1691.34 acres.

What fish are in Ocheda Lake?

Fish species found in Ocheda Lake include bigmouth buffalo, black bullhead, black crappie, bluegill, channel catfish, common carp, orangespotted sunfish, white crappie, white sucker, yellow perch. Ocheda Lake is located in Nobles County, Minnesota.

Are there boat ramps on Ocheda Lake?

Ocheda Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Ocheda Lake (West), Ocheda Lake (East). Public access is listed as yes.

Hypereutrophic Lakes in Minnesota

Where this data comes from

15 measurements from 1 monitoring station, 2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Minnesota Pollution Control Agency - Ambient Surface WaterMNPCA15 samples · 2022

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

Lake size & watershed from HydroLAKES (HydroSHEDS)

Lake details from Minnesota DNR LakeFinder

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