San Ramon Shaken by Dual 3.0 Magnitude Earthquakes

Post by : Mara Collins

On Tuesday, San Ramon was rocked by two mild earthquakes, leaving the community both surprised and secure. The first quake hit at 5:53 a.m., measuring 3.0 in magnitude, according to data from the United States Geological Survey (USGS).

Later that evening, another tremor occurred at 10:11 p.m., also recording a magnitude of 3.0. This second quake was centered just south of San Ramon, causing noticeable shaking in adjacent neighborhoods.

Fortunately, there were no immediate reports of damage or injuries following the quakes. Local authorities and emergency personnel assured residents of the area's safety, advising them to remain vigilant and adhere to standard earthquake safety protocols.

According to seismologists at the USGS, these quakes are categorized as minor and reflect the typical seismic behavior of the region. They cautioned the public that such events frequently occur without significant consequences.

Residents recounted their experiences, mentioning light shakes felt in both homes and workplaces. Many took this opportunity to revisit their earthquake preparedness plans, such as securing furniture and ensuring emergency supplies are at hand.

The USGS will keep a close eye on the region for any subsequent activity. Experts emphasize that awareness and readiness are crucial in seismically active areas to safeguard lives, even during minor quakes.

These two quakes remind San Ramon and its neighboring areas to stay vigilant regarding seismic risks and adopt essential precautions to protect life and property.

Dec. 17, 2025 12:47 p.m. 212

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