Where is Dellwater Lake?

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

How deep is Dellwater Lake?

Dellwater Lake has a maximum depth of 28.9 feet. The lake covers 191 acres.

Are there boat ramps on Dellwater Lake?

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

Can I fish at Dellwater Lake?

Dellwater 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.

Dellwater Lake

Beltrami County, Minnesota191 acresView map Directions

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

Max depth

28.9 ft

Bathymetric survey

Area

191 acres

Surface area

Shoreline

2.4 mi

Measured length

Impaired · Mercury
29 ft max depth
Public access

See the measurements Directions Where to stay

Dellwater Lake in Beltrami County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 28.9 ft. Surface area: 191 acres.

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Dellwater Lake is a 191-acre lake in Beltrami County, Minnesota with a maximum depth of 29 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 Dellwater 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. Dellwater Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.

Whether Dellwater 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 Dellwater Lake

These are the measurements Minnesota PCA publishes for Dellwater 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 Dellwater Lake

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

Lake Details

Max depth

28.9 ft

Surface area

191 acres

Shoreline

2.4 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

Dellwater LakePublic

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 Dellwater Lake

Compare lakeside cabins, hotels, and vacation rentals near Dellwater Lake in Beltrami 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 Dellwater Lake

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Fishing Dellwater Lake

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

EPA Impairment Status

Dellwater 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 MN04-0331-00 · Official waterbody report

Nearby Lakes in Beltrami County

Balm Lake11.5 ft clear · Mesotrophic1 miView →Mina Lake1.3 miView →Shell Lake13 ft clear · Oligotrophic2.1 miView →Alaska Lake1.9 miView →Gwin Lake2.5 miView →Crookston Lake2 miView →

Frequently asked questions about Dellwater Lake

Where is Dellwater Lake?: Dellwater Lake is a lake in Beltrami County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Dellwater Lake?: Dellwater Lake in Beltrami County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 28.9 ft. Surface area: 191 acres.
Is Dellwater Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Dellwater Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
How deep is Dellwater Lake?: Dellwater Lake has a maximum depth of 28.9 feet. The lake covers 191 acres.
Are there boat ramps on Dellwater Lake?: Dellwater Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Dellwater Lake. Public access is listed as yes.
Can I fish at Dellwater Lake?: Dellwater 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.