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LakeQuality

Hubert Lake

A
Grade A — Excellent
Excellent · #63 of 85 lakes in the county · 17.1 ft clear · Oligotrophic · 1,301 acres
Oligotrophic

Hubert Lake in Crow Wing County, Minnesota has a water quality grade of A (Excellent). Water clarity: 17.1 ft visibility. Phosphorus: 13 µg/L. Chlorophyll-a (algae): 2.1 µg/L. Maximum depth: 83 ft. Surface area: 1300.71 acres.

Clarity
17.1 ft
Typical in August
72°F
Max depth
83 ft
Area
1,301 acres
Type
Oligotrophic
Trend
Improving
Public access
Yes
Ice-out
Apr 22
Open water
222 days

Next lake in Crow Wing County

ALittle Hubert Lake18 ft clear · Crow Wing CountyView →
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Free interactive depth-contour map of Hubert Lake, reaching a maximum surveyed depth of 80 ft. Toggle Depth contours to overlay the bathymetric survey lines. Contour data from Minnesota DNR.

Hubert Lake is a 1,301-acre cold, clear oligotrophic lake in Crow Wing County, Minnesota with a maximum depth of 83 feet. Water quality is graded A based on 2 sampling years through 2025. Overall water quality is improving over recent sampling years. The lake supports 16 documented fish species including black bullhead, black crappie, and bluegill. Public access is available with 1 public boat landing. Compared to the 84 other monitored lakes in Crow Wing County, Hubert Lake ranks #63 for water quality.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2025-09-25. Grade methodology: LakeGrade methodology.

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Swimming Safety

Grade only

Low algae

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.

Excellent for swimming, crystal clear water with minimal algae

Compare the safest swimming lakes near Brainerd

Get alerts for Hubert Lake

Water Quality Grade: A (Excellent)

Crystal clear, you can see 17.1 ft down. Phosphorus level: 13 µg/L. Chlorophyll-a: 2.1 µg/L. Trophic State Index: 38.

MetricValueGrade
Water Clarity (Secchi Depth)17.1 ftNot graded
Phosphorus13 µg/LGood
Chlorophyll-a (Algae)2.1 µg/LGood
Trophic State Index (TSI)38Oligotrophic

Low nutrients, clear water, excellent for swimming

Where to stay near Hubert Lake

Compare lakeside cabins, hotels, and vacation rentals near Hubert Lake in Crow Wing 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 Hubert 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

Hubert Lake typically sits around 72°F at the surface in August. Summer average is about 71°F. Usually warmest in Jul (about 73°F) and coldest in Oct (about 57°F). These are typical values by month — not a live reading.

Jan
Feb
Mar
Apr
May
58°
Jun
69°
Jul
73°
Aug
72°
Sep
69°
Oct
57°
Nov
Dec

Typical surface water temperature by month, from 75 field readings (20162025) via the EPA Water Quality Portal. See the full Hubert Lake water temperature breakdown →

Lake Details

CharacteristicValue
Maximum Depth83 ft
Surface Area1,301 acres
Shoreline Length6 mi
Littoral Zone36%
Public AccessYes

Lake Size & Watershed

Watershed (drainage) area
7 sq mi
Elevation
1,188 ft

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

Recreation & Access

1
Boat Landings
Yes
Public Access
  • Lake HubertPublic

Fish Species

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

Fishing Hubert Lake

Invasive & Introduced Species

Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.

zebra mussel

DNR Fisheries Survey Summary

14 surveys on file from MN DNR Fisheries. Most recent: 2025-08-11 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Bluntnose Minnow74.45
Largemouth Bass22.440.79 lb
Bluegill18.880.15 lb
BKF14.66
IOD8.58
Walleye6.752.2 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.

Largemouth Bass

129 fish · 419 in · 2025-08-11
23120trophy 204681012141618

Bluegill

278 fish · 28 in · 2025-08-11
914602345678

Walleye

71 fish · 1025 in · 2025-08-11
20100trophy 241012141618202224

From the 2025-08-11 survey

Hubert Lake is a 1,301-acre lake near the city of Nisswa in Crow Wing County. A DNR administered public access is located on the west side of the lake off Camp Lincoln Road. Smallmouth Bass and Black Crappie are the primary management species. A special regulation calls for all Largemouth Bass and Smallmouth Bass 12…

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 Hubert Lake. 4 reports on file.

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

Based on 6 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Improving+0.115 m/yr6
Phosphorus Stable+0.23 µg/L/yr6
Chlorophyll-a Stable-0.01 µg/L/yr6
See year-by-year chart →

Ice Season

Historical ice data from Minnesota DNR (96 observations).

Typical Ice-Out
Apr 22
Typical Ice-In
Nov 30

Estimated open water season: 222 days

EarliestLatest
Ice-Out2024-03-15 (2024)2022-05-06 (2022)
Ice-In2002-11-25 (2002)2001-12-18 (2001)

Most recent ice-out: 2024-03-15

EPA Impairment Status

Hubert 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 MN18-0375-00 · Official waterbody report

County Ranking

Ranked #63 of 85 lakes in Crow Wing County

Nearby Lakes in Crow Wing County

Frequently asked questions about Hubert Lake

What is the water quality grade for Hubert Lake?

Hubert Lake in Crow Wing County, Minnesota has a water quality grade of A (Excellent). Water clarity: 17.1 ft visibility. Phosphorus: 13 µg/L. Chlorophyll-a (algae): 2.1 µg/L. Maximum depth: 83 ft. Surface area: 1300.71 acres.

Is Hubert Lake safe to swim in?

Excellent for swimming, crystal clear water with minimal algae. Hubert Lake has a water quality grade of A (Excellent). Algae concentration (chlorophyll-a) is 2.1 µg/L. Always check local health department advisories before swimming.

What is the water temperature of Hubert Lake?

Hubert Lake typically sits around 72°F at the surface in August, from 75 EPA Water Quality Portal field readings (2016–2025). That is a typical value for the month, not a live reading.

How deep is Hubert Lake?

Hubert Lake has a maximum depth of 83 feet. The lake covers 1300.71 acres.

What fish are in Hubert Lake?

Fish species found in Hubert Lake include black bullhead, black crappie, bluegill, brown bullhead, common carp, green sunfish, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, rock bass, smallmouth bass, walleye, white sucker, yellow bullhead, yellow perch. Hubert Lake is located in Crow Wing County, Minnesota.

When does Hubert Lake thaw?

Hubert Lake typically has ice-out around Apr 22. Ice typically forms around Nov 30. The open water season is approximately 222 days.

Are there boat ramps on Hubert Lake?

Hubert Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake Hubert. Public access is listed as yes.

Oligotrophic Lakes in Minnesota

Where this data comes from

136 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 WaterMNPCA136 samples · 2020–2025

Analytical methods

  • Field measurement/observation, generic method
  • Phosphorus by Two Reagent Colorimetry
  • 10200 H 2 ~ Chlorophyll a-b-c Determination by spectrophotometer
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

Named boat-access points from the USGS National Boat Ramps inventory

Ice data from Minnesota DNR Climate