More than 300 tremors were recorded below Mount Rainier over the course of three days. Scientists say they were too weak for ...

This map shows the swarm of earthquakes at Mount Rainier on Tuesday, July 8, 2025 (orange), and all earthquakes detected since 2020 (blue). Advertisement About Our Ads ...

SEATTLE — Clusters of small earthquakes have popped off under western Washington in the last month, with many of them happening right under the Mount Rainier volcano. These clusters have been ...