RSS feed source: Volcano Discovery.com--Global earthquake monitor
Monday, Dec 15, 2025 06:58 | 1 hour ago | By: EarthquakeMonitor
An earthquake of magnitude 2.8 occurred only 10 minutes ago 3 miles southeast of San Ramon, California, United States, the United States Geological Survey reported.
The quake hit at a very shallow depth of 4.8 miles beneath the epicenter near San Ramon, Contra Costa County, California, USA, late at night on Sunday, December 14th, 2025, at 10:46 pm local time. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.
A second report was later issued by The Incorporated Research Institutions for Seismology (IRIS), which listed it as a magnitude 2.8 earthquake as well. A third agency, the European-Mediterranean Seismological Centre (EMSC), reported the same quake at magnitude 2.8.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include San Ramon (pop. 76,100) located 3 miles from the epicenter, Dublin (pop. 57,700) 4 miles away, Danville (pop. 44,400) 6 miles away, Pleasanton (pop. 79,500) 7 miles away, Castro Valley (pop. 61,400) 9 miles away, Hayward (pop. 158,300) 10 miles away, and Livermore (pop. 88,100) 11 miles away. In San Francisco (pop. 827,500, 26 miles away), and San Jose (pop. 997,400,
Click this link to continue reading the article on the source website.