Summary of earthquake activity and deformation at Mount Spurr from June 1, 2023 to March 7, 2025. Top panel shows the Aviation Color Code at Mt. Spurr. Second panel plots the total number of earthquakes located per week within 25 km of Mt. Spurr. The gray circles in the third panel show the magnitude of the largest earthquake recorded each week. The bottom shows the daily outward motion in cm from Mt. Spurr as measured at GNSS station SPBG.

Summary of earthquake activity and deformation at Mount Spurr from June 1, 2023 to March 7, 2025. Top panel shows the Aviation Color Code at Mt. Spurr. Second panel plots the total number of earthquakes located per week within 25 km of Mt. Spurr. The gray circles in the third panel show the magnitude of the largest earthquake recorded each week. The bottom shows the daily outward motion in cm from Mt. Spurr as measured at GNSS station SPBG.

Date: Mar 7th, 2025
Volcano(es): Spurr
Photographer: Wech, Aaron
URL: avo.alaska.edu/image/view/196403
Credit: Image courtesy of AVO/USGS.
Use Restriction: Please cite the photographer and the Alaska Volcano Observatory / U.S. Geological Survey when using this image.
Full Resolution.