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Strandness Lake

Pope County, Minnesota92 acresView mapDirections

Minnesota PCA publishes the water-quality measurements for Strandness Lake. Here is what has been measured.

Clarity
3 ft
Murkier than most
Secchi · sampled 2025
Phosphorus
66 µg/L
More phosphorus than most
Measured by Minnesota PCA
Chlorophyll-a
29.4 µg/L
More algae than most
Measured by Minnesota PCA
Water temp
~65°F
Typical for Sep · EPA WQP
Max depth
5 ft
Bathymetric survey
Area
92 acres
Surface area
  • Eutrophic
  • Impaired · Nutrients (phosphorus, nitrogen)
  • 5 ft max depth

Strandness Lake in Pope County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Water clarity: 3 ft visibility. Phosphorus: 66 µg/L. Chlorophyll-a (algae): 29.4 µg/L. Maximum depth: 5 ft. Surface area: 92.06 acres.

Minnesota DNR's Standard Survey on August 30, 2010 caught 15.00 walleye per gill net at Strandness Lake. DNR survey details →

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Strandness Lake is a 92-acre productive, nutrient-rich eutrophic lake in Pope County, Minnesota with a maximum depth of 5 feet (4-foot average). Overall water quality is improving over recent sampling years. The lake supports 9 documented fish species including black bullhead, brown bullhead, and common carp. No public access — the lake is private or restricted. Compared to the 19 other monitored lakes in Pope County, Strandness Lake ranks #17 for water quality.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2025-09-22. Methodology: how these readings are compared.

What Strandness Lake is good for

From access and monitoring records, not editorial picks.

  • Fishing9 species recorded

Swimming conditions

Readings only

Recreation use not supported

Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.

Nutrient and algae readings are not a swimming clearance. Strandness Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.

Whether Strandness Lake is safe to swim in today is a call for the Minnesota Pollution Control Agency and the Minnesota DNR and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Strandness Lake

These are the measurements Minnesota PCA publishes for Strandness Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

Very murky, less than 3 ft of visibility. Phosphorus 66 µg/L. Chlorophyll-a 29.4 µg/L. TSI 63.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)3ftMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus66µg/LPoor
GoodFairPoor
Chlorophyll-a (algae)29.4µg/LPoor
GoodFairPoor
Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a.63Eutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Strandness Lake

Answers come straight from the public measurements and survey records on this page.

Water Temperature

Strandness Lake typically sits around 65°F at the surface in September. Summer average is about 72°F. Usually warmest in Jul (about 76°F) and coldest in May (about 59°F). These are typical values by month — not a live reading.

Jan
Feb
Mar
Apr
59°
May
70°
Jun
76°
Jul
70°
Aug
65°
Sep
Oct
Nov
Dec

Column height runs from this lake’s coldest month (59°F) to its warmest (76°F).

Typical surface water temperature by month, from 30 field readings (2010–2021) via the EPA Water Quality Portal. See the full Strandness Lake water temperature breakdown →

DNR fisheries survey

Minnesota DNR's Standard Survey on August 30, 2010 caught 15.00 walleye per gill net at Strandness Lake.

A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Strandness Lake’s water-quality measurements separately, and the water-quality trend over 6 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.

DNR Fisheries Survey Summary

1 survey on file from MN DNR Fisheries. Most recent: 2010-08-30 (Standard Survey).

1 survey on file · most recent 2010-08-30 (Standard Survey)

16 years old
SpeciesCatch rate (CPUE)SizeAvg weight
Fathead Minnow
168.63
Black Bullhead
34.38
3–11 in
2010-08-30
0.21 lb
Yellow Perch
29.75
6–11 in
2010-08-30
0.23 lb
Common Carp
10.28
7–26 in
2010-08-30
2.46 lb

CPUE = catch per unit effort, fish caught per net per set in a standardised survey. It measures abundance, not size, and is not a weekly bite report.

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

152 fish · 3–11 in · 2010-08-30
5427034567891011

Yellow Perch

113 fish · 6–11 in · 2010-08-30
47240trophy 12″67891011

Common Carp

43 fish · 7–26 in · 2010-08-30
12608101214161820222426

From the 2010-08-30 survey

Strandness Lake is a shallow basin located in the flowage of Trapper's Run Creek. It lies between Malmedahl and Pelican Lakes, each of which is listed as impaired waters. Maximum depth of Strandness Lake is 5.0 feet. Undoubtedly, Strandness Lake holds little dissovled oxygen during winter months. Partial and severe…

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 Strandness Lake. 1 report on file.

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

Lake Details

Max depth

5 ft

Average depth

3.5 ft

Surface area

92 acres

Shoreline

2.2 mi

Littoral zone

100%

Share shallower than 15 ft

Public access

No

Listed by Minnesota PCA

Lake Size & Watershed

Watershed (drainage) area

28 sq mi

HydroLAKES / HydroSHEDS

Elevation

1,220 ft

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

Stays via Stay22

Stays near Strandness Lake

Compare lakeside cabins, hotels, and vacation rentals near Strandness Lake in Pope 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 readings cover nutrients and algae, not lodging. Cabins and rentals around Strandness Lake are listed below.

Top-rated places to stay near Strandness Lake

Prices for Oct 9–11, 4 adults. Change dates on the map below.

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 →

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Fish Species

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

Fishing Strandness Lake

Based on 6 years of monitoring (2020–2025).

  • Water clarity

    Improving

    6 years

  • Phosphorus

    Stable

    -2.4 µg/L/yr6 years

  • Chlorophyll-a

    Improving

    -6.6 µg/L/yr6 years

See year-by-year chart →

EPA Impairment Status

Strandness 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)

Designated uses not supporting: Recreation.

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

Source: EPA ATTAINS assessment unit MN61-0128-00 · Official waterbody report

Regulated Pollution Sources Nearby

1 EPA-permitted facility operate within about 5 miles of Strandness Lake under Clean Water Act (NPDES) discharge permits.

  • Starbuck Wwtp
    Starbuck · 4.1 mi away · NPDES MN0021415

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.

Nearby Lakes in Pope County

Frequently asked questions about Strandness Lake

Where is Strandness Lake?

Strandness Lake is a lake in Pope County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.

What is the water quality of Strandness Lake?

Strandness Lake in Pope County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Water clarity: 3 ft visibility. Phosphorus: 66 µg/L. Chlorophyll-a (algae): 29.4 µg/L. Maximum depth: 5 ft. Surface area: 92.06 acres.

Measurements on this page ↑

Is Strandness Lake safe to swim in?

Nutrient and algae readings are not a swimming clearance. Strandness Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.

Swimming on this page ↑

What is the water temperature of Strandness Lake?

Strandness Lake typically sits around 65°F at the surface in September, from 30 EPA Water Quality Portal field readings (2010–2021). That is a typical value for the month, not a live reading.

Temp on this page ↑

How deep is Strandness Lake?

Strandness Lake has a maximum depth of 5 feet and an average depth of 3.5 feet. The lake covers 92.06 acres.

What fish are in Strandness Lake?

Fish species found in Strandness Lake include black bullhead, brown bullhead, common carp, largemouth bass, northern pike, pumpkinseed, walleye, white sucker, yellow perch. Strandness Lake is located in Pope County, Minnesota.

Fish on this page ↑

What did the DNR fisheries survey find at Strandness Lake?

Minnesota DNR's Standard Survey on August 30, 2010 caught 15.00 walleye per gill net at Strandness Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Strandness Lake’s water-quality measurements separately, and the water-quality trend over 6 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.

DNR on this page ↑

Can I fish at Strandness Lake?

Public access to Strandness Lake is listed as no on the lake record, so confirm before you make the trip. Seasons, size and bag limits, and whether you need a license are set by Minnesota's fish and wildlife agency, so check its current regulations before you go.

Where this data comes from

85 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Minnesota Pollution Control Agency - Ambient Surface WaterMNPCA85 samples · 2020–2025

Analytical methods

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

EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from 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