OregonNatural lakeKlamath County

Crater Lake

Crater Lake is a lake of some 13,146 acres on the evaporation, subsurface seepage to Wood River, in Oregon. Its shoreline falls inside Klamath County. It is managed by National Park Service — Crater Lake NP. The gauge last read 6,166.33 ft.

Water level today: 6,166.33 ft · see the full record

Photo: Judy Gallagher · CC BY 2.0 · Wikimedia Commons

CountiesKlamath County

Coordinates42.9436, -122.1067

Surface area13,146 acres

Max depth1,949 ft

Riverevaporation, subsurface seepage to Wood River

Managed byNational Park Service — Crater Lake NP

Swimming beaches on Crater Lake

1 named swimming spot and shoreline access points, from USGS GNIS, Recreation.gov and the Forest Service. None is staffed by a lifeguard unless the operating agency posts one.

Crater Lake

Crater Lake National Park

1.4 mi from the lake center.

Recreation.gov (RIDB)

Crater Lake on the map

Lake center, swimming spots and access points.

Get directions

Weather and water temperature

Air temperature and wind from Open-Meteo. Water temperature only when the lake has a public sensor.

Weather data by Open-Meteo

Water level today

The level comes from gauge 11492200, CRATER LAKE NEAR CRATER LAKE, OR, and carries the time it was taken. The last value stored here, 6,166.33 ft, is from 2026-09-09. Over the record shown on the level page the gauge has moved between 6,166.28 ft and 6,168.14 ft (low on 2026-09-01, high on 2025-08-05). A low pool exposes stumps and mud in the shallow arms of the lake.

6,166.33 ft +0.06 ft in 7 days

Reading of Sep 9, 2026 · source: USGS

Full water level record for Crater Lake

Swimming at Crater Lake

Its coordinates are 42.9436, -122.1067. The deepest point on record is about 1,949 feet. The surface sits around 6,178 feet above sea level.

Public access at Crater Lake covers 1 named swimming spot. Crater Lake National Park are on the list. These come from Recreation.gov (RIDB). None is staffed by a lifeguard unless the managing agency posts one.

Nearby water includes Diamond Lake (Oregon, 16 mi), Lemolo Lake (Oregon, 26 mi) and Lost Creek Lake (Oregon, 33 mi). Oregon has 48 lakes on this site in total.

No public sensor reports water temperature at Crater Lake, so the panel shows air temperature and wind. Water quality is monitored unevenly on inland lakes, so posted notices are the most reliable guide. Most Oregon day-use areas open for the summer season and close outside it.

Questions about Crater Lake

Can you swim in Crater Lake?

Yes. This guide maps 1 named swimming spot around the lake, including Crater Lake National Park. None is staffed by a lifeguard unless the operating agency posts one.

How big is Crater Lake?

About 13,146 acres. Maximum depth is around 1,949 feet.

What other lakes are near Crater Lake?

The closest in this guide is Diamond Lake, about 16 miles away in Oregon.