Where is Beaver Lake?

Beaver Lake is a lake in King County, Washington. Its water-quality measurements are published by Washington Ecology and shown on this page as reported.

How deep is Beaver Lake?

Beaver Lake has a maximum depth of 54 feet. The lake covers 71 acres.

Are there boat ramps on Beaver Lake?

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

Can I fish at Beaver Lake?

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

Beaver Lake

King County, Washington71 acresView map Directions

No nutrient or algae sampling on record from Washington Ecology for this lake.

Max depth

54 ft

Bathymetric survey

Area

71 acres

Surface area

Shoreline

2.5 mi

Measured length

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

See the measurements Directions Where to stay

Beaver Lake in King County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 54 ft. Surface area: 71 acres.

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Beaver Lake is a 71-acre lake in King County, Washington with a maximum depth of 54 feet. Limited fish-species data available. Public access is available with 1 public boat landing.

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

What Beaver Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp
Deep water54 ft surveyed max depth

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Beaver Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.

Whether Beaver Lake is safe to swim in today is a call for the Washington State Department of Ecology and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Beaver Lake

These are the measurements Washington Ecology publishes for Beaver 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 Beaver Lake

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

Lake Details

Max depth

54 ft

Surface area

71 acres

Shoreline

2.5 mi

Public access

Yes

Listed by Washington Ecology

Recreation & Access

Boat Landings

Yes

Public Access

Beaver 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 Beaver Lake

Compare lakeside cabins, hotels, and vacation rentals near Beaver Lake in King County, Washington — 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 Beaver Lake

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Fishing Beaver Lake

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

EPA Impairment Status

Beaver Lake is officially listed as impaired under Clean Water Act §303(d) in the 2018 EPA reporting cycle (IR category 5).

Causes of impairment

Nutrients (phosphorus, nitrogen)

Designated uses not supporting: Aquatic life.

Source: EPA ATTAINS assessment unit WA17110012005856_001_001 · Official waterbody report

Nearby Lakes in King County

Pine Lake2.2 miView →Ames Lake3.9 miView →Lake Sammamish11.5 ft clear4.3 miView →Langlois Lake6.1 miView →Phantom Lake5.9 miView →Lake Alice6.6 miView →

Frequently asked questions about Beaver Lake

Where is Beaver Lake?: Beaver Lake is a lake in King County, Washington. Its water-quality measurements are published by Washington Ecology and shown on this page as reported.
What is the water quality of Beaver Lake?: Beaver Lake in King County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 54 ft. Surface area: 71 acres.
Is Beaver Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Beaver Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
How deep is Beaver Lake?: Beaver Lake has a maximum depth of 54 feet. The lake covers 71 acres.
Are there boat ramps on Beaver Lake?: Beaver Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Beaver Lake. Public access is listed as yes.
Can I fish at Beaver Lake?: Beaver 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 Washington's fish and wildlife agency, so check its current regulations before you go.