World Map › Major Earthquakes Since 1900 › 1940
Historic Earthquake
1940 United States of America Earthquake
14 July 1940 · Aleutian Islands, Rat Islands · United States of America
On 14 July 1940 at 05:52 UTC, a magnitude 7.4 earthquake struck the United States of America (Aleutian Islands, Rat Islands), at a depth of 65 km. It occurred on the North American Plate, 150 km from its boundary with the Pacific Plate (subduction zone).
- Date
- 14 July 1940
- Time
- 05:52 UTC
- Magnitude
- 7.4
- Depth
- 65 km
- Plate
- North American Plate
- Country
- United States of America
- Nearest Volcano
- Segula Volcano (5 km)
Nearby Major Earthquakes
Other major earthquakes recorded within 300 km.
- 20142014 Aleutian Islands Earthquake · M 7.9
- 2003Aleutian Islands, Rat Islands · M 7.8
- 1996Andreanof Islands · M 7.9
- 1965Aleutian Islands, Rat Islands · M 7.6
- 19651965 Rat Islands Earthquake · M 8.7
- 1909Aleutian Islands · M 7.8
- 19061906 Aleutian Islands Earthquake · M 8.3
- 1905Andreanof Islands · M 7.9
Sources: NOAA National Centers for Environmental Information, Global Significant Earthquake Database (doi:10.7289/V5TD9V7K) · Wikidata · Bird (2003), PB2002 · Natural Earth