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LakeQuality

Dixon Lake

D
Grade D — Nutrient-rich
Nutrient-rich · #71 of 72 lakes in the county · 6 ft clear · Eutrophic · 622 acres · from C
Eutrophic

Dixon Lake in Itasca County, Minnesota has a water quality grade of D (Nutrient-rich). Water clarity: 6 ft visibility. Phosphorus: 34 µg/L. Chlorophyll-a (algae): 19.6 µg/L. Maximum depth: 29 ft. Surface area: 622.42 acres.

Clarity
6 ft
Typical in August
67°F
Max depth
29 ft
Area
622 acres
Type
Eutrophic
Trend
Improving
Public access
Yes
Ice-out
May 2

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

Next lake in Itasca County

CDunbar Lake4.9 ft clear · Itasca CountyView →
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Dixon Lake is a 622-acre productive, nutrient-rich eutrophic lake in Itasca County, Minnesota with a maximum depth of 29 feet. Water quality is graded D based on 3 sampling years through 2025. Overall water quality is improving over recent sampling years. The lake supports 15 documented fish species including black bullhead, black crappie, and bluegill. Public access is available. Compared to the 71 other monitored lakes in Itasca County, Dixon Lake ranks #71 for water quality.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2025-10-02. Grade methodology: LakeGrade methodology.

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Swimming Safety

Grade only

Algae risk

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.

Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum

Compare the safest swimming lakes near Bemidji

Get alerts for Dixon Lake

Water Quality Grade: D (Nutrient-rich)

Murky, only visible to about 6 ft. Phosphorus level: 34 µg/L. Chlorophyll-a: 19.6 µg/L. Trophic State Index: 55.

MetricValueGrade
Water Clarity (Secchi Depth)6 ftNot graded
Phosphorus34 µg/LFair
Chlorophyll-a (Algae)19.6 µg/LPoor
Trophic State Index (TSI)55Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Dixon Lake

Compare lakeside cabins, hotels, and vacation rentals near Dixon Lake in Itasca 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 Dixon Lake are listed below.

Top-rated places to stay near Dixon 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 →

Water Temperature

Dixon Lake typically sits around 67°F at the surface in August. Summer average is about 65°F. Usually warmest in Aug (about 67°F) and coldest in May (about 58°F). These are typical values by month — not a live reading.

Jan
Feb
Mar
Apr
May
58°
Jun
63°
Jul
66°
Aug
67°
Sep
61°
Oct
59°
Nov
Dec

Typical surface water temperature by month, from 137 field readings (20242025) via the EPA Water Quality Portal. See the full Dixon Lake water temperature breakdown →

Lake Details

CharacteristicValue
Maximum Depth29 ft
Surface Area622 acres
Shoreline Length9.1 mi
Littoral Zone77%
Public AccessYes

Lake Size & Watershed

Watershed (drainage) area
82 sq mi
Elevation
1,296 ft

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

Fish Species

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

Fishing Dixon Lake

DNR Fisheries Survey Summary

18 surveys on file from MN DNR Fisheries. Most recent: 2025-08-25 (Targeted Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
BLH16.50
Yellow Perch15.180.23 lb
Black Bullhead10.300.4 lb
Brown Bullhead7.030.71 lb
JND6.87
Northern Pike4.831.32 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.

Yellow Perch

144 fish · 510 in · 2022-06-20
492505678910

Black Bullhead

9 fish · 611 in · 2022-06-20
53067891011

Brown Bullhead

57 fish · 715 in · 2022-06-20
1580789101112131415

Northern Pike

157 fish · 1034 in · 2022-06-20
3216010121416182022242628303234

From the 2025-08-25 survey

A targeted survey of nearshore fish species in Dixon Lake, which is located partially within Leech Lake Band of Ojibwe nation, was conducted on August 25th and 27th, 2025, by Lake Biological Monitoring and Assessment Program staff. Sampling sites were evenly spaced around the lake, and each was sampled by backpack…

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 Dixon Lake. 4 reports on file.

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

Based on 2 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Improving+0.08 m/yr2
Phosphorus Improving-1.5 µg/L/yr2

Ice Season

Historical ice data from Minnesota DNR (4 observations).

Typical Ice-Out
May 2
EarliestLatest
Ice-Out2007-04-12 (2007)2014-05-06 (2014)
Ice-In2006-11-11 (2006)2006-11-11 (2006)

Most recent ice-out: 2018-05-02

EPA Impairment Status

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

Causes of impairment

MercuryNutrients (phosphorus, nitrogen)

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

Source: EPA ATTAINS assessment unit MN31-0921-00 · Official waterbody report

County Ranking

Ranked #71 of 72 lakes in Itasca County

Nearby Lakes With Higher Grades

Dixon Lake holds Grade D. 2 nearby lakes hold higher nutrient-and-algae grades — useful for a swim day, not a reason to skip lodging here.

See full comparison →

Nearby Lakes in Itasca County

Frequently asked questions about Dixon Lake

What is the water quality grade for Dixon Lake?

Dixon Lake in Itasca County, Minnesota has a water quality grade of D (Nutrient-rich). Water clarity: 6 ft visibility. Phosphorus: 34 µg/L. Chlorophyll-a (algae): 19.6 µg/L. Maximum depth: 29 ft. Surface area: 622.42 acres.

Is Dixon Lake safe to swim in?

Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum. Dixon Lake has a water quality grade of D (Nutrient-rich). Algae concentration (chlorophyll-a) is 19.6 µg/L. Always check local health department advisories before swimming.

What is the water temperature of Dixon Lake?

Dixon Lake typically sits around 67°F at the surface in August, from 137 EPA Water Quality Portal field readings (2024–2025). That is a typical value for the month, not a live reading.

How deep is Dixon Lake?

Dixon Lake has a maximum depth of 29 feet. The lake covers 622.42 acres.

What fish are in Dixon Lake?

Fish species found in Dixon Lake include black bullhead, black crappie, bluegill, bowfin (dogfish), brown bullhead, golden redhorse, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, rock bass, walleye, white sucker, yellow bullhead, yellow perch. Dixon Lake is located in Itasca County, Minnesota.

When does Dixon Lake thaw?

Dixon Lake typically has ice-out around May 2.

Where this data comes from

49 measurements from 2 monitoring stations, 2024–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Leech Lake Band of OjibweLEECHLAK_WQX35 samples · 2024–2025
  • Minnesota Pollution Control Agency - Ambient Surface WaterMNPCA14 samples · 2024

Analytical methods

  • Phosphorus by Two Reagent Colorimetry
  • Nitrate-Nitrite Nitrogen by Colorimetry
  • Field measurement/observation, generic method
  • 10200 H ~ Chlorophyll a-b-c Determination
Monitoring station identifiers (2)

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

Ice data from Minnesota DNR Climate