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LakeQuality

Jorgens Lake

NR
Not yet rated
7.2 ft clear · Mesotrophic · 73 acres
Limited DataMesotrophic

Jorgens Lake in St. Louis County, Minnesota is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 7.2 ft visibility. Maximum depth: 21 ft. Surface area: 72.61 acres.

Clarity
7.2 ft
Max depth
21 ft
Area
73 acres
Trend
Declining
Public access
No

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Why Jorgens 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 Jorgens 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.

Jorgens Lake is a 73-acre lake in St. Louis County, Minnesota with a maximum depth of 21 feet. Overall water quality is declining over recent sampling years. The lake supports 3 documented fish species including largemouth bass, northern pike, and yellow perch. No public access — the lake is private or restricted.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2023-08-21. 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 Jorgens Lake

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

Moderate clarity, visible to about 7.2 ft. Trophic State Index: 49.

MetricValueGrade
Water Clarity (Secchi Depth)7.2 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 Jorgens Lake

Compare lakeside cabins, hotels, and vacation rentals near Jorgens Lake in St. Louis 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 Jorgens Lake

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Lake Details

CharacteristicValue
Maximum Depth21 ft
Surface Area73 acres
Shoreline Length2.8 mi
Public AccessNo

Lake Size & Watershed

Watershed (drainage) area
1 sq mi
Elevation
1,201 ft

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

Fish Species

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

Fishing Jorgens Lake

DNR Fisheries Survey Summary

2 surveys on file from MN DNR Fisheries. Most recent: 2025-07-07 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Northern Pike7.671.96 lb
Largemouth Bass2.211.93 lb
Yellow Perch0.330.08 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.

Northern Pike

51 fish · 1227 in · 2025-07-07
12601214161820222426

Largemouth Bass

17 fish · 617 in · 2025-07-07
42067891011121314151617

Yellow Perch

2 fish · 56 in · 2005-07-05
1056

From the 2025-07-07 survey

Jorgens Lake is located approximately nine miles northeast of Kabetogama, Minnesota. This 72-acre lake has a maximum depth of 21 feet and dark tannin-stained water. A fisheries survey was completed in Jorgens Lake during the 2025 field season as part of a regular rotation of surveys in the International Falls…

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 Jorgens Lake. 1 report on file.

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

Based on 5 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Stable+0.02 m/yr5
Phosphorus Declining+2.46 µg/L/yr5
See year-by-year chart →

EPA Impairment Status

Jorgens Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Mercury

Source: EPA ATTAINS assessment unit MN69-0867-00 · Official waterbody report

Graded lakes near Jorgens Lake

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

Nearby Lakes in St. Louis County

Frequently asked questions about Jorgens Lake

What is the water quality grade for Jorgens Lake?

Jorgens Lake in St. Louis County, Minnesota is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 7.2 ft visibility. Maximum depth: 21 ft. Surface area: 72.61 acres.

Is Jorgens Lake safe to swim in?

Not rated for swimming — there is not enough monitoring data to judge this lake. Jorgens 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 Jorgens Lake?

Jorgens Lake has a maximum depth of 21 feet. The lake covers 72.61 acres.

What fish are in Jorgens Lake?

Fish species found in Jorgens Lake include largemouth bass, northern pike, yellow perch. Jorgens Lake is located in St. Louis County, Minnesota.

Where this data comes from

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

Collected and reported by

  • USGS Minnesota Water Science CenterUSGS-MN1 sample · 2023
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