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

How deep is Aspen Lake?

Aspen Lake has a maximum depth of 25 feet. The lake covers 141 acres.

Are there boat ramps on Aspen Lake?

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

Can I fish at Aspen Lake?

Aspen 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.

Aspen Lake

Cook County, Minnesota141 acresView map Directions

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

Max depth

25 ft

Bathymetric survey

Area

141 acres

Surface area

Shoreline

3.8 mi

Measured length

Impaired · Mercury
25 ft max depth
Public access

See the measurements Directions Where to stay

Aspen Lake in Cook County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 25 ft. Surface area: 141 acres.

Loading map…

Aspen Lake is a 141-acre lake in Cook County, Minnesota with a maximum depth of 25 feet. 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 Aspen Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp

Swimming conditions

No reading

Not rated

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

Whether Aspen 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.

Compare swimming lakes near Ely →

Get alerts for Aspen Lake →

Water quality measurements for Aspen Lake

These are the measurements Minnesota PCA publishes for Aspen 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 Aspen Lake

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

Lake Details

Max depth

25 ft

Surface area

141 acres

Shoreline

3.8 mi

Public access

Yes

Listed by Minnesota PCA

The depth above comes from a bathymetric survey of this lake, not from a regional estimate.

Recreation & Access

Boat Landings

Yes

Public Access

Aspen 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 Aspen Lake

Compare lakeside cabins, hotels, and vacation rentals near Aspen Lake in Cook 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 Aspen Lake

Prices for Oct 16–18, 4 adults. Change dates on the map below.

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 →

Follow Aspen Lake’s readings

Email me when new measurements post for this lake. Updates stay free.

Or email

Fishing Aspen Lake

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

EPA Impairment Status

Aspen 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

Designated uses not supporting: Fish consumption.

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

Source: EPA ATTAINS assessment unit MN16-0204-00 · Official waterbody report

Nearby Lakes in Cook County

Wampus Lake1 miView →Shoko Lake1.2 miView →Rudy Lake1 miView →Bear Cub Lake1.2 miView →Bearskin Lake21 ft clear · Oligotrophic1.6 miView →Dot Lake1.9 miView →

Frequently asked questions about Aspen Lake

Where is Aspen Lake?: Aspen Lake is a lake in Cook County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Aspen Lake?: Aspen Lake in Cook County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 25 ft. Surface area: 141 acres.
Is Aspen Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Aspen Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
How deep is Aspen Lake?: Aspen Lake has a maximum depth of 25 feet. The lake covers 141 acres.
Are there boat ramps on Aspen Lake?: Aspen Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Aspen Lake. Public access is listed as yes.
Can I fish at Aspen Lake?: Aspen 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.