The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as needed." ...

One of the most famous mountains in Washington, Mount Rainier, has been rumbling over the last day due to the amplified ...

Mount Rainier has been shaken by its largest earthquake swarm since 2009, according to the US Geological Survey. Hundreds of small tremors were recorded on July 8, sparking attention but no immediate ...