Volcanoes of the United States

Medicine Lake, United States

Shield volcano · 2,412 m (7,913 ft) · US-California

Medicine Lake is a shield volcano in the United States, 2,412 m (7,913 ft) high. Its last known eruption: aD 1 to 1499. NOAA records no significant eruption here.

Medicine Lake on the map

Medicine Lake and the volcanoes within 300 km, colored by when each last erupted.

  • Since 1964
  • 1900 to 1963
  • 1800s
  • AD 1 to 1799
  • Before AD 1, or undated

Open the live map with volcanic ash advisories and webcams

Now

From the USGS Volcano Hazards Program, read 19:25 UTC. USGS threat ranking: High Threat.

Normal / Green California Volcano Observatory rates Medicine Lake at alert level Normal, aviation color code Green.

The observatory’s page

The volcano

Type
Shield volcano
Elevation
2,412 m (7,913 ft)
Region
US-California
Summit
41.611° N, 121.554° W
Last known eruption
AD 1 to 1499
Holocene activity known from
Radiocarbon
Smithsonian volcano number
323020

Significant eruptions

NOAA records eruptions that killed, did damage, were very large, or set off a tsunami or earthquake.

None on record.

Around it

The volcanoes within 300 km.

Earthquakes near Medicine LakeAsh advisories and webcams on the live map

Sources

Volcanoes and significant eruptions from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. Alert levels, color codes and notices from the USGS Volcano Hazards Program and its observatories, public domain. Volcano numbers are the Smithsonian Institution’s Global Volcanism Program’s.