World Map › Major Earthquakes Since 1900 › 2021
Historic Earthquake
2021 Alaska Peninsula Earthquake
29 July 2021 · United States of America
On 29 July 2021 at 06:15 UTC, a magnitude 8.2 earthquake struck the United States of America, at a depth of 32 km. It occurred on the North American Plate, 122 km from its boundary with the Pacific Plate (subduction zone). It triggered a tsunami. It is the 68th most powerful of the earthquakes recorded since 1900.
- Date
- 29 July 2021
- Time
- 06:15 UTC
- Magnitude
- 8.2
- Depth
- 32 km
- Maximum Intensity
- VIII (Mercalli)
- Tsunami
- Yes
- Plate
- North American Plate
- Country
- United States of America
- Nearest Volcano
- Mount Veniaminof (135 km)
Nearby Major Earthquakes
Other major earthquakes recorded within 300 km.
- 2025United States of America · M 7.3
- 20232023 Alaska Peninsula Earthquake · M 7.21 deaths
- 2020October 2020 Alaska Peninsula Earthquake · M 7.6
- 20202020 Alaska Peninsula Earthquake · M 7.8
- 1948Alaska Peninsula · M 7.5
- 1938United States of America · M 8.2
- 1912Alaska Peninsula · M 7.5
- 1906Aleutian Islands · M 7.6
Sources: NOAA National Centers for Environmental Information, Global Significant Earthquake Database (doi:10.7289/V5TD9V7K) · Wikidata · Bird (2003), PB2002 · Natural Earth