Boise Lake is a lake in Brown County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.

Are there boat ramps on Boise Lake?

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

Can I fish at Boise Lake?

Boise Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Minnesota's fish and wildlife agency, so check its current regulations before you go.

Boise Lake

Brown County, Minnesota152 acresView map Directions

No nutrient or algae sampling on record from Minnesota PCA for this lake.

Area

152 acres

Surface area

Shoreline

2.5 mi

Measured length

Impaired · Nutrients (phosphorus, nitrogen)
Public access

See the measurements Directions Where to stay

Boise Lake in Brown County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 152 acres.

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Boise Lake is a 152-acre lake in Brown County, Minnesota. Limited fish-species data available. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.

What Boise Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp

Swimming conditions

No reading

Recreation use not supported

Nutrient and algae readings are not a swimming clearance. Boise Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.

Whether Boise Lake is safe to swim in today is a call for the Minnesota Pollution Control Agency and the Minnesota DNR and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Boise Lake

These are the measurements Minnesota PCA publishes for Boise Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. TSI undefined.

Ask about Boise Lake

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

152 acres

Shoreline

2.5 mi

Public access

Yes

Listed by Minnesota PCA

No bathymetric survey has been published for Boise Lake, so its depth is not documented here.

Recreation & Access

Boat Landings

Yes

Public Access

Boise LakePublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Stays via Stay22

Stays near Boise Lake

Compare lakeside cabins, hotels, and vacation rentals near Boise Lake in Brown 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 Boise Lake

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Fishing Boise Lake

→ Boise Lake fishing regulations (limits, seasons, special rules)

EPA Impairment Status

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

Causes of impairment

Nutrients (phosphorus, nitrogen)

Designated uses not supporting: Recreation.

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

Source: EPA ATTAINS assessment unit MN08-0096-00 · Official waterbody report

Nearby Lakes in Brown County

Altermatt Lake4.3 miView →Sleepy Eye Lake3.3 ft clear · Eutrophic8.3 miView →Gilman Lake8.8 miView →Bachelor Lake11.4 miView →Unnamed Lake0.3 ft clear—View →Wellner-Hageman Reservoir3.7 ft clear · Eutrophic13.7 miView →

Frequently asked questions about Boise Lake

Where is Boise Lake?: Boise Lake is a lake in Brown County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Boise Lake?: Boise Lake in Brown County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 152 acres.
Is Boise Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Boise Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
Are there boat ramps on Boise Lake?: Boise Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Boise Lake. Public access is listed as yes.
Can I fish at Boise Lake?: Boise Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Minnesota's fish and wildlife agency, so check its current regulations before you go.