Where is Crater Lake?

Crater Lake is a lake in Klamath County, Oregon. Its water-quality measurements are published by Oregon DEQ and shown on this page as reported.

How deep is Crater Lake?

Crater Lake has a maximum depth of 1932 feet. The lake covers 13211 acres.

Crater Lake

Klamath County, Oregon13,211 acresView map Directions

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

Max depth

1932 ft

Bathymetric survey

Area

13,211 acres

Surface area

Shoreline

19.5 mi

Measured length

1932 ft max depth

See the measurements Directions Where to stay

Crater Lake in Klamath County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Maximum depth: 1932 ft. Surface area: 13211 acres.

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Crater Lake is a 13,211-acre lake in Klamath County, Oregon with a maximum depth of 1932 feet.

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

What Crater Lake is good for

From access and monitoring records, not editorial picks.

Deep water1932 ft surveyed max depth
Big water13,211 acres

Swimming conditions

No reading

Not rated

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

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

Get alerts for Crater Lake →

Water quality measurements for Crater Lake

These are the measurements Oregon DEQ publishes for Crater 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 Crater Lake

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

→ Crater Lake water level: the live USGS gauge reading

Lake Details

Max depth

1932 ft

Surface area

13,211 acres

Shoreline

19.5 mi

Stays via Stay22

Stays near Crater Lake

Compare lakeside cabins, hotels, and vacation rentals near Crater Lake in Klamath County, Oregon — 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 Crater Lake

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

Follow Crater Lake’s readings

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Fishing Crater Lake

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

Nearby Lakes in Klamath County

Grass Lake20.2 miView →Middle Lake20.6 miView →Miller Lake—View →Red Lake—View →Agency Lake SouthHypereutrophic—View →Island Lake—View →

Frequently asked questions about Crater Lake

Where is Crater Lake?: Crater Lake is a lake in Klamath County, Oregon. Its water-quality measurements are published by Oregon DEQ and shown on this page as reported.
What is the water quality of Crater Lake?: Crater Lake in Klamath County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Maximum depth: 1932 ft. Surface area: 13211 acres.
Is Crater Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Crater Lake?: Crater Lake has a maximum depth of 1932 feet. The lake covers 13211 acres.