World Map › Major Earthquakes Since 1900 › 1987
Historic Earthquake
1987 United States of America Earthquake
17 November 1987 · Gulf of Alaska · United States of America
On 17 November 1987 at 08:46 UTC, a magnitude 7.2 earthquake struck the United States of America (Gulf of Alaska), at a depth of 10 km. It occurred on the Pacific Plate, 147 km from its boundary with the North American Plate (continental collision). It triggered a tsunami.
- Date
- 17 November 1987
- Time
- 08:46 UTC
- Magnitude
- 7.2
- Depth
- 10 km
- Tsunami
- Yes
- Plate
- Pacific Plate
- Country
- United States of America
Nearby Major Earthquakes
Other major earthquakes recorded within 300 km.
- 1988Gulf of Alaska, Anchorage · M 7.8
- 1987Yakutat · M 7.9
- 19791979 Saint Elias Earthquake · M 7.5
Sources: NOAA National Centers for Environmental Information, Global Significant Earthquake Database (doi:10.7289/V5TD9V7K) · Wikidata · Bird (2003), PB2002 · Natural Earth