Where is Cove Arm Lake?

Cove Arm Lake is a lake in Owyhee County, Idaho. Its water-quality measurements are published by Idaho DEQ and shown on this page as reported.

Are there boat ramps on Cove Arm Lake?

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

Can I fish at Cove Arm Lake?

Cove Arm 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 Idaho's fish and wildlife agency, so check its current regulations before you go.

Cove Arm Lake

Owyhee County, Idaho75 acresView map Directions

No nutrient or algae sampling on record from Idaho DEQ for this lake.

Area

75 acres

Surface area

Impaired · Nutrients (phosphorus, nitrogen)
Public access

See the measurements Directions Where to stay

Cove Arm Lake in Owyhee County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 75 acres.

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Cove Arm Lake is a 75-acre lake in Owyhee County, Idaho. Limited fish-species data available. Public access is available with 1 public boat landing.

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

What Cove Arm 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. Cove Arm Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen), oxygen depletion (low DO). Check local advisories before you swim.

Whether Cove Arm Lake is safe to swim in today is a call for the Idaho Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Cove Arm Lake

These are the measurements Idaho DEQ publishes for Cove Arm 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 Cove Arm Lake

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

Lake Details

Surface area

75 acres

Public access

Yes

Listed by Idaho DEQ

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

Recreation & Access

Boat Landings

Yes

Public Access

Cove ArmPublic

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 Cove Arm Lake

Compare lakeside cabins, hotels, and vacation rentals near Cove Arm Lake in Owyhee County, Idaho — 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 Cove Arm Lake

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Fishing Cove Arm Lake

→ Cove Arm Lake fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Cove Arm Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).

Causes of impairment

Nutrients (phosphorus, nitrogen)Oxygen depletion (low DO)

Designated uses not supporting: Aquatic life.

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

Source: EPA ATTAINS assessment unit ID17050101SW001_07L · Official waterbody report

Nearby Lakes in Owyhee County

C J Strike Reservoir5 miView →Dunes Lake10 miView →Foremans Reservoir24 miView →Twin Lakes—View →Twin Lakes Reservoir—View →O X Lake—View →

Frequently asked questions about Cove Arm Lake

Where is Cove Arm Lake?: Cove Arm Lake is a lake in Owyhee County, Idaho. Its water-quality measurements are published by Idaho DEQ and shown on this page as reported.
What is the water quality of Cove Arm Lake?: Cove Arm Lake in Owyhee County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 75 acres.
Is Cove Arm Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Cove Arm Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen), oxygen depletion (low DO). Check local advisories before you swim.
Are there boat ramps on Cove Arm Lake?: Cove Arm Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Cove Arm. Public access is listed as yes.
Can I fish at Cove Arm Lake?: Cove Arm 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 Idaho's fish and wildlife agency, so check its current regulations before you go.