UPDATE: Two earthquakes shook the Bay Area near Santa Rosa this afternoon, with the larger quake registering a magnitude of 4.0 at 3:30 p.m. This was followed by a magnitude 3.1 tremor just eight minutes later at 3:38 p.m. Both quakes were confirmed by the U.S. Geological Survey (USGS).
The larger quake struck approximately three miles from Santa Rosa and was felt across the region, including areas four miles from Petaluma, seven miles from Sonoma, and 13 miles from Napa. The smaller quake occurred just two miles from Santa Rosa, five miles from Petaluma, and eight miles from Sonoma. Residents are urged to report any tremors they felt to the USGS.
These quakes follow a recent pattern, with one earthquake of magnitude 3.0 or greater reported in the last ten days nearby. California experiences an average of 25 earthquakes with magnitudes between 4.0 and 5.0 each year, based on recent data.
According to the USGS, the depth of the 4.0 magnitude quake was approximately 1.2 miles, while the 3.1 quake registered at a depth of 1.4 miles. These seismic activities highlight the ongoing earthquake risks in Northern California, emphasizing the need for preparedness.
Residents are reminded to stay informed and consider signing up for the Unshaken newsletter, which provides essential emergency preparedness tips over six weeks. This resource includes information on earthquake kits and expert advice from renowned seismologist Lucy Jones.
As the situation develops, authorities encourage everyone in the area to remain vigilant and keep emergency plans up to date. Share this news and stay connected for further updates on seismic activity in your area.
