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LakeQuality

West Pike Lake

NR
Not yet rated
19 ft clear · Oligotrophic · 788 acres
Limited DataOligotrophic

West Pike Lake in Cook County, Minnesota is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 19 ft visibility. Maximum depth: 120 ft. Surface area: 788.2 acres.

Clarity
19 ft
Max depth
120 ft
Area
788 acres
Public access
No

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AGreenwood Lake15.1 ft clear · Cook CountyView →
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Why West Pike 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 West Pike Lake, no nutrient or algae measurement meets the evidence bar (at least 3 samples within 10 years). 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.

West Pike Lake is a 788-acre lake in Cook County, Minnesota with a maximum depth of 120 feet. The lake supports 5 documented fish species including burbot, lake trout, and smallmouth bass. No public access — the lake is private or restricted.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2024-08-21. 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

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Water quality measurements for West Pike Lake

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

Crystal clear, you can see 19 ft down. Trophic State Index: 35.

MetricValueGrade
Water Clarity (Secchi Depth)19 ftNot graded
PhosphorusNo recent samples
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)35Oligotrophic

Low nutrients, clear water, excellent for swimming

Where to stay near West Pike Lake

Compare lakeside cabins, hotels, and vacation rentals near West Pike Lake in Cook 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 West Pike Lake

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

Lake Details

CharacteristicValue
Maximum Depth120 ft
Surface Area788 acres
Shoreline Length10 mi
Littoral Zone28%
Public AccessNo

Lake Size & Watershed

Watershed (drainage) area
14 sq mi
Elevation
1,558 ft

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

Fish Species

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

Fishing West Pike Lake

DNR Fisheries Survey Summary

5 surveys on file from MN DNR Fisheries. Most recent: 2025-08-12 (Targeted Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
White Sucker4.122.41 lb
BUB3.181.42 lb
Lake Trout2.243.75 lb
Smallmouth Bass1.371.61 lb
Tullibee (Cisco)0.540.11 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.

White Sucker

6 fish · 1720 in · 2023-09-18
32017181920

BUB

15 fish · 1521 in · 2023-09-18
53015161718192021

Lake Trout

15 fish · 1026 in · 2023-09-18
630101214161820222426

Smallmouth Bass

6 fish · 1215 in · 2023-09-18
32012131415

From the 2025-08-12 survey

Temperature and dissolved oxygen measurements were collected from the deepest basin in West Pike Lake on August 11th, 2025. This was done to evaluate the quantity and quality of cold, oxygenated water (i.e., oxythermal habitat) available to Lake Trout, the most sensitive coldwater species present in this lake (Cisco,…

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 West Pike Lake. 1 report on file.

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

EPA Impairment Status

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

Causes of impairment

Mercury

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

Source: EPA ATTAINS assessment unit MN16-0086-00 · Official waterbody report

Graded lakes near West Pike Lake

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

Nearby Lakes in Cook County

Frequently asked questions about West Pike Lake

What is the water quality grade for West Pike Lake?

West Pike Lake in Cook County, Minnesota is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 19 ft visibility. Maximum depth: 120 ft. Surface area: 788.2 acres.

Is West Pike Lake safe to swim in?

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

How deep is West Pike Lake?

West Pike Lake has a maximum depth of 120 feet. The lake covers 788.2 acres.

What fish are in West Pike Lake?

Fish species found in West Pike Lake include burbot, lake trout, smallmouth bass, tullibee (cisco), white sucker. West Pike Lake is located in Cook County, Minnesota.

Oligotrophic Lakes in Minnesota

Where this data comes from

1 measurement from 1 monitoring station, 2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Minnesota Pollution Control Agency - Ambient Surface WaterMNPCA1 sample · 2024

Analytical methods

  • Field measurement/observation, generic method
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