Increasing Rate of Earthquakes Beginning in 2009
By Earthquake Hazards Program
January 2024 (approx.)
![map of central US and bar graph](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/allCUS.png?itok=2_69dexJ)
Detailed Description
Annual number of earthquakes with a magnitude of 3.0 or larger in the central and eastern United States, 1973–2022. The long-term rate of approximately 25 earthquakes per year increased sharply starting around 2009.
Sources/Usage
Public Domain.