Where is Fourmile Lake?

Fourmile Lake is a lake in Emmet County, Iowa. Its water-quality measurements are published by Iowa DNR and shown on this page as reported.

Are there boat ramps on Fourmile Lake?

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

Can I fish at Fourmile Lake?

Fourmile 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 Iowa's fish and wildlife agency, so check its current regulations before you go.

Fourmile Lake

Emmet County, Iowa85 acresView map Directions

No nutrient or algae sampling on record from Iowa DNR for this lake.

Area

85 acres

Surface area

Shoreline

2.9 mi

Measured length

Impaired · Oxygen depletion (low DO)
Public access

See the measurements Directions Where to stay

Fourmile Lake in Emmet County, Iowa has water-quality measurements published by Iowa DNR, shown here as reported. Surface area: 85 acres.

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Fourmile Lake is a 85-acre lake in Emmet County, Iowa. Limited fish-species data available. Public access is available with 1 public boat landing.

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

What Fourmile 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. Fourmile Lake is listed impaired under Clean Water Act §303(d) (IR 5) for oxygen depletion (low DO). Check local advisories before you swim.

Whether Fourmile Lake is safe to swim in today is a call for the Iowa Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Fourmile Lake

These are the measurements Iowa DNR publishes for Fourmile 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 Fourmile Lake

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

Lake Details

Surface area

85 acres

Shoreline

2.9 mi

Public access

Yes

Listed by Iowa DNR

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

Recreation & Access

Boat Landings

Yes

Public Access

Fourmile 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 Fourmile Lake

Compare lakeside cabins, hotels, and vacation rentals near Fourmile Lake in Emmet County, Iowa — 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 Fourmile Lake

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Fishing Fourmile Lake

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

EPA Impairment Status

Fourmile Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Oxygen depletion (low DO)

Designated uses not supporting: Aquatic life.

Source: EPA ATTAINS assessment unit IA 04-UDM-1752 · Official waterbody report

Nearby Lakes in Emmet County

Cheever Lake1.8 miView →Twelvemile Lake7.3 miView →Eagle Lake7.6 miView →Bur Oak Lake—View →High Lake—View →Ingham Lake1.4 ft clear · Hypereutrophic—View →

Frequently asked questions about Fourmile Lake

Where is Fourmile Lake?: Fourmile Lake is a lake in Emmet County, Iowa. Its water-quality measurements are published by Iowa DNR and shown on this page as reported.
What is the water quality of Fourmile Lake?: Fourmile Lake in Emmet County, Iowa has water-quality measurements published by Iowa DNR, shown here as reported. Surface area: 85 acres.
Is Fourmile Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Fourmile Lake is listed impaired under Clean Water Act §303(d) (IR 5) for oxygen depletion (low DO). Check local advisories before you swim.
Are there boat ramps on Fourmile Lake?: Fourmile Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Fourmile Lake. Public access is listed as yes.
Can I fish at Fourmile Lake?: Fourmile 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 Iowa's fish and wildlife agency, so check its current regulations before you go.