Deep Lake
King County, Washington39 acresView mapDirections
No nutrient or algae sampling on record from Washington Ecology for this lake.
- 70 ft max depth
Deep Lake in King County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 70 ft. Surface area: 39 acres.
Deep Lake is a 39-acre lake in King County, Washington with a maximum depth of 70 feet.
Source: EPA Water Quality Portal sampling records, WA Ecology. Methodology: how these readings are compared.
What Deep Lake is good for
From access and monitoring records, not editorial picks.
- Deep water70 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Deep 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.
Water quality measurements for Deep Lake
These are the measurements Washington Ecology publishes for Deep 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 Deep Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
70 ft
Surface area
39 acres
Shoreline
1.3 mi
Stays via Stay22
Stays near Deep Lake
Compare lakeside cabins, hotels, and vacation rentals near Deep 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.
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Fishing Deep Lake
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Frequently asked questions about Deep Lake
Where is Deep Lake?
- Deep 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 Deep Lake?
- Deep Lake in King County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 70 ft. Surface area: 39 acres.
Is Deep Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Deep Lake?
- Deep Lake has a maximum depth of 70 feet. The lake covers 39 acres.
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Where this data comes from
Measurements for Deep Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.