Where is Lake Geneva?

Lake Geneva 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 Lake Geneva?

Lake Geneva has a maximum depth of 45 feet. The lake covers 29 acres.

Are there boat ramps on Lake Geneva?

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

Can I fish at Lake Geneva?

Lake Geneva 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.

Lake Geneva

King County, Washington29 acresView map Directions

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

Max depth

45 ft

Bathymetric survey

Area

29 acres

Surface area

Shoreline

1 mi

Measured length

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

See the measurements Directions Where to stay

Lake Geneva in King County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 45 ft. Surface area: 29 acres.

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Lake Geneva is a 29-acre lake in King County, Washington with a maximum depth of 45 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 Lake Geneva is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp
Deep water45 ft surveyed max depth

Swimming conditions

No reading

Not rated

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

Whether Lake Geneva 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 Lake Geneva

These are the measurements Washington Ecology publishes for Lake Geneva, 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 Lake Geneva

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

Lake Details

Max depth

45 ft

Surface area

29 acres

Shoreline

1 mi

Public access

Yes

Listed by Washington Ecology

Recreation & Access

Boat Landings

Yes

Public Access

Lake GenevaPublic

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

Stays via Stay22

Stays near Lake Geneva

Compare lakeside cabins, hotels, and vacation rentals near Lake Geneva 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 Lake Geneva

Prices for Oct 16–18, 4 adults. Change dates on the map below.

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Planning a whole trip? See where to stay at Washington’s top lakes →

Follow Lake Geneva’s readings

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Fishing Lake Geneva

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

EPA Impairment Status

Lake Geneva 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 WA17110014005679_001_001 · Official waterbody report

Nearby Lakes in King County

Lake Killarney0.6 miView →North Lake1 miView →Fivemile Lake1.3 miView →Steel Lake2.7 miView →Star Lake4.3 miView →Angle Lake20 ft clear—View →

Frequently asked questions about Lake Geneva

Where is Lake Geneva?: Lake Geneva 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 Lake Geneva?: Lake Geneva in King County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 45 ft. Surface area: 29 acres.
Is Lake Geneva safe to swim in?: Nutrient and algae readings are not a swimming clearance. Lake Geneva is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
How deep is Lake Geneva?: Lake Geneva has a maximum depth of 45 feet. The lake covers 29 acres.
Are there boat ramps on Lake Geneva?: Lake Geneva has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake Geneva. Public access is listed as yes.
Can I fish at Lake Geneva?: Lake Geneva 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.