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

How deep is Clear Lake?

Clear Lake has a maximum depth of 8.5 feet. The lake covers 493 acres.

Are there boat ramps on Clear Lake?

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

Can I fish at Clear Lake?

Clear 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.

Clear Lake

Nicollet County, Minnesota493 acresView map Directions

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

Max depth

8.5 ft

Bathymetric survey

Area

493 acres

Surface area

Shoreline

6.4 mi

Measured length

Impaired · Nutrients (phosphorus, nitrogen)
9 ft max depth
Public access

See the measurements Directions Where to stay

Clear Lake in Nicollet County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 8.5 ft. Surface area: 493 acres.

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Clear Lake is a 493-acre lake in Nicollet County, Minnesota with a maximum depth of 9 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 Clear 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. Clear Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.

Whether Clear 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 Clear Lake

These are the measurements Minnesota PCA publishes for Clear 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 Clear Lake

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

Lake Details

Max depth

8.5 ft

Surface area

493 acres

Shoreline

6.4 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

Clear Lake (East)Public

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

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Stays near Clear Lake

Compare lakeside cabins, hotels, and vacation rentals near Clear Lake in Nicollet 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 Clear Lake

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Fishing Clear Lake

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

EPA Impairment Status

Clear 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 MN72-0089-00 · Official waterbody report

Nearby Lakes in Nicollet County

Peterson Lake13.9 miView →Swan Lake—View →Rice Lake—View →Duck Lake—View →Middle Lake—View →Mud Lake—View →

Frequently asked questions about Clear Lake

Where is Clear Lake?: Clear Lake is a lake in Nicollet County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Clear Lake?: Clear Lake in Nicollet County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 8.5 ft. Surface area: 493 acres.
Is Clear Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Clear Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
How deep is Clear Lake?: Clear Lake has a maximum depth of 8.5 feet. The lake covers 493 acres.
Are there boat ramps on Clear Lake?: Clear Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Clear Lake (East). Public access is listed as yes.
Can I fish at Clear Lake?: Clear 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.