World Map › Major Earthquakes Since 1900 › 1989
Historic Earthquake
1989 Loma Prieta Earthquake
18 October 1989 · Loma Prieta · United States of America
On 18 October 1989 at 00:04 UTC, a magnitude 6.9 earthquake struck the United States of America (Loma Prieta), at a depth of 19 km. It occurred on the Pacific Plate, 64 km from its boundary with the North American Plate (continental transform fault). It killed at least 62 people and injured 3,757.
- Date
- 18 October 1989
- Time
- 00:04 UTC
- Magnitude
- 6.9
- Depth
- 19 km
- Maximum Intensity
- IX (Mercalli)
- Deaths
- 62
- Injuries
- 3,757
- Estimated Damage
- 5.6 billion US dollars
- Tsunami
- See the tsunami (1.0 m wave)
- Plate
- Pacific Plate
- Country
- United States of America
Nearby Major Earthquakes
Other major earthquakes recorded within 300 km.
- 1927S, Off Coast · M 7.3
- 19061906 San Francisco Earthquake · M 7.9700 deaths
Sources: NOAA National Centers for Environmental Information, Global Significant Earthquake Database (doi:10.7289/V5TD9V7K) · Wikidata · Bird (2003), PB2002 · Natural Earth