Pacific Northwest Seismic Network

2025 Mount Rainier Swarm

Status: Ongoing
Events1428Latest2025/12/13Earliest2025/07/08Largest2.4Smallest-0.7

Group Parameters

Type
Volcanic
Start
2025/07/08 08:29:00 AM UTC
Volcano
Mount Rainier
Center
46.853, -121.76
Radius
6.21 mi

Summary

Swarm of small earthquakes under Mount Rainier during July 2025.

Details

Check out our Blog Post about this swarm for more information.