White Swan Lake
Itasca County, MinnesotaLimited DataMesotrophic
White Swan Lake carries a solid B grade — strong on most parameters, with measurements that hold up well across the summer season.
The lake sits in the mesotrophic zone — the band where most well-managed Minnesota lakes fall. White Swan Lake reaches 19 ft at its deepest point — typical for Minnesota mid-sized lakes, with seasonal stratification but limited cold-water refuge. The lake's 165 acres and 3.6 miles of shoreline put it in the mid-range bucket — large enough for varied use, small enough that watershed inputs reach the whole basin. Within Itasca County's 141 graded lakes, White Swan Lake ranks 80 — below the local median, though not at the bottom.
White Swan Lake has no invasive species recorded in Minnesota state databases as of 2024, though prevention practices still apply at all access points. The fishery includes walleye among the lake's 9 documented species — a notable draw for Minnesota anglers. The lake lacks a documented public access point, so visitor use is limited. The lake has a partial ice record — 9 observed ice-outs, centered near Apr 13. Monitoring depth is thin here: the LakeGrade rubric is applied to a small number of sample years, and the grade will be revised as more data accumulates.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2024-09-26. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Good clarity, visible to about 12 ft. Trophic State Index: 41.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 12 ft | B |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 41 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 19 ft |
| Average Depth | 10.5 ft |
| Surface Area | 165.23 acres |
| Shoreline Length | 3.6 mi |
| Littoral Zone | 72% |
| Public Access | No |
Fish Species
Click a species to see all Minnesota and Wisconsin lakes where it is found.
→ Best fishing times for White Swan Lake (14-day solunar calendar)
→ Is it safe to eat fish from White Swan Lake? (mercury & PFAS guide)
→ White Swan Lake fishing regulations (limits, seasons, special rules)
Water Quality Trend: → Stable
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | +0.062 m/yr | 5 |
Ice Season
Historical ice data from Minnesota DNR (11 observations).
| Earliest | Latest | |
|---|---|---|
| Ice-Out | 2012-03-25 (2012) | 2022-05-05 (2022) |
| Ice-In | 2007-11-18 (2007) | 2012-11-23 (2012) |
Most recent ice-out: 2022-05-05
Location
County Ranking
Ranked #80 of 141 lakes in Itasca County
Nearby Lakes in Itasca County
More Minnesota Lake Rankings
State Parks Near White Swan Lake
Other Grade B Lakes in Minnesota
Mesotrophic Lakes in Minnesota
DNR Fisheries Survey Summary
7 surveys on file from MN DNR Fisheries. Most recent: 2006-08-14 (Standard Survey).
Top Species by Catch Rate
| Species | Avg CPUE | Avg Weight |
|---|---|---|
| Bluegill | 17.56 | 0.16 lb |
| Black Crappie | 5.74 | 0.28 lb |
| Yellow Perch | 5.36 | 0.14 lb |
| Northern Pike | 4.06 | 2.61 lb |
| Rock Bass | 2.37 | 0.31 lb |
| Largemouth Bass | 1.26 | 1.06 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.
Bluegill
Black Crappie
Yellow Perch
Northern Pike
From the 2006-08-14 survey
White Swan Lake is 158-acre bass/panfish lake located 14 miles southeast of Bigfork, MN in northern Itasca County. The lake has a moderate amount of development but no designated public access. The walleye gill-net catch in 2006 was 1.3/net, above the lake class average but down from the catch of 2.2/net in 1996.…
DNR Reports & Resources
Minnesota DNR LakeFinder publishes lake survey, fish stocking, water access, and aquatic plant data for White Swan Lake. 2 reports on file.
- —Fisheries Lake Survey — White SwanFisheries Lake Survey · MN DNR LakeFinder
- —Fish Stocking History — White SwanFish Stocking History · MN DNR LakeFinder
EPA Impairment Status
White Swan Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MN31-0266-01 · Official waterbody report · Matched by proximity (2.88 km)
Data Sources
Water quality data from the EPA Water Quality Portal
Impairment status from EPA ATTAINS 303(d) database
Grading methodology based on Metropolitan Council standards
Lake details from Minnesota DNR LakeFinder
Ice data from Minnesota DNR Climate
Most recent sample: 2024-09-26
Monitoring stations: 1