US EditionCluster of Quakes Strike Sonoma County
A shallow 4.0 magnitude earthquake struck east Sonoma County with two aftershocks; no major damage reported and over 6 million people felt light shaking, USGS said.
- A cluster of earthquakes rattled Sonoma County on Sunday, including a magnitude 4.0 quake near Glen Ellen and Santa Rosa at about 3:30 p.m., the U.S. Geological Survey said.
- USGS data show the temblors occurred at about 1.1–1.2 miles depth, with California and Nevada averaging 25 magnitude 4.0–5.0 quakes annually.
- Several aftershocks followed, including 3.1 and 3.4 magnitudes at about 3:38 p.m. and just before 4:05 p.m., with the 3.4 centered near Kenwood about 4.3 miles west-southwest.
- The USGS estimated more than 6 million people experienced weak to light shaking, with some residents within less than 2 miles reporting moderate shaking and light local damage but no major injuries.
- Shake Alert messages showed an initial 4.9 magnitude for San Francisco, while the U.S. Geological Survey revised it from 4.9 to 4.2 then 4.0 after a December 4 false alarm flagged by Quakebot.
10 Articles
10 Articles
Earthquake Shakes East Sonoma County
Portions of the North Bay were shaken Sunday afternoon by a magnitude four earthquake centered in east Sonoma County. The U-S Geological Survey says the quake struck just before 3:30 p.m., about three-point-seven miles west of Glen Ellen and one-point-two miles underground. Moderate shaking and light damage were reported within two miles of the epicenter, while areas farther out feel only light shaking. The tremor was felt as far as San Jose, ab…
The Mercury news
East Bay Times4.0 earthquake, 3.1 aftershock strike near Glen Ellen
Portions of the North Bay were rattled Sunday afternoon by a 4.0 magnitude earthquake that began in east Sonoma County, according to the U.S. Geological Survey. The quake struck just before 3:31 p.m. about 3.7 miles west of Glen Ellen, just southeast of Santa Rosa, according to USGS data. The tremor began about 1.2 miles underground and some residents reported feeling about 10 seconds of shaking. Some residents within less than 2 miles reported …
Magnitude 4.0 earthquake strikes Northern California near Santa Rosa
A magnitude 4.0 earthquake was recorded in Northern California, with several residents reporting shaking, according to the United States Geological Survey (USGS). The earthquake struck at 3:30 p.m. local time on Sunday near the city of Santa Rosa in Northern California, according to the USGS. The agency said the quake occurred at a shallow depth of about 1.1 miles. The epicenter was located about 3.9 miles west of Glen Ellen, roughly 6.5 miles f…
4.0M Earthquake Rattles Sonoma County, Centered Near Glen Ellen, Followed By Two Aftershocks
Cellphones across the Bay Area rang out with another earthquake alarm Sunday afternoon, but this time it was not a false alarm.An earthquake with a magnitude of 4.0 shook under Sonoma County at 3:30 pm Sunday, with an epicenter about 3 miles west of Glen Ellen. That was followed by a 3.1M aftershock at 3:38 pm, and another 3.4M quake centered closer to Kenwood occurred just before 4:05 pm.The Shake Alert message that came through cellphones in S…
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