May 14, 1948 Earthquake: Alaska Peninsula, Alaska, United States
A magnitude 7.5 earthquake struck Alaska Peninsula, Alaska, United States on May 14, 1948 at 22:31:00 UTC, 25 km below the surface.
Map
Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.
The earthquake
- Date
- May 14, 1948
- Time
- 22:31:00 UTC
- Place
- Alaska Peninsula, Alaska, United States
- Magnitude
- 7.5
- Focal depth
- 25 km (16 mi)
- Tsunami
- None recorded
- Epicenter
- 54.500° N, 161.000° W
- Country
- United States
The toll
The record gives no deaths, injuries or damage for this earthquake.
Other significant earthquakes nearby
Within 200 km, the deadliest first.
- April 1, 1946, Unimak Island, Alaska, United States
- July 16, 2023, Alaska Peninsula, United States
- July 16, 2025, Alaska, United States
- August 6, 1788, Alaska Peninsula, United States
- May 15, 1868, Alaska Peninsula, United States
- October 19, 2020, Alaska, United States
- July 22, 2020, Alaska, United States
More
Significant earthquakes of 1948The 1900sEvery quake the USGS located in 1948Recent earthquakes near hereThis day in weather history
Sources
Significant earthquakes 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. NCEI earthquake 3877.