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

How deep is Omak Lake?

Omak Lake has a maximum depth of 325 feet. The lake covers 3332 acres.

Omak Lake

Okanogan County, Washington3,332 acresView map Directions

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

Max depth

325 ft

Bathymetric survey

Area

3,332 acres

Surface area

Shoreline

21.6 mi

Measured length

325 ft max depth

See the measurements Directions Where to stay

Omak Lake in Okanogan County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 325 ft. Surface area: 3332 acres.

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Omak Lake is a 3,332-acre lake in Okanogan County, Washington with a maximum depth of 325 feet.

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

What Omak Lake is good for

From access and monitoring records, not editorial picks.

Deep water325 ft surveyed max depth
Big water3,332 acres

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Omak 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.

Get alerts for Omak Lake →

Water quality measurements for Omak Lake

These are the measurements Washington Ecology publishes for Omak 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 Omak Lake

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

Lake Details

Max depth

325 ft

Surface area

3,332 acres

Shoreline

21.6 mi

Stays via Stay22

Stays near Omak Lake

Compare lakeside cabins, hotels, and vacation rentals near Omak Lake in Okanogan 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 Omak Lake

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Fishing Omak Lake

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

Nearby Lakes in Okanogan County

Figure Eight Lake3.3 miView →Freidlander Lake4.5 miView →Patterson Lake4.5 miView →Goose Lake8.6 miView →Duley Lake9.1 miView →White Lakes9.7 miView →

Frequently asked questions about Omak Lake

Where is Omak Lake?: Omak Lake is a lake in Okanogan County, Washington. Its water-quality measurements are published by Washington Ecology and shown on this page as reported.
What is the water quality of Omak Lake?: Omak Lake in Okanogan County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 325 ft. Surface area: 3332 acres.
Is Omak Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Omak Lake?: Omak Lake has a maximum depth of 325 feet. The lake covers 3332 acres.