Weekly Roundup44 earthquakes
Bay Area Earthquake Roundup: Jan 4 - Jan 10, 2026 (44 Earthquakes)
44 earthquakes recorded in the Bay Area during the week of Jan 4 - Jan 10, 2026. Complete summary and analysis.
Updated Jan 10, 2026, 11:59 PM PTSan Bruno, Milpitas, Morgan Hill +7 more
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San Bruno
44
Total Earthquakes
M2.9
Largest Magnitude
10
Cities Affected
Jan 10, 2026
Updated
Weekly Summary
The San Francisco Bay Area recorded 44 earthquakes during the week of Jan 4 - Jan 10, 2026.
Key Statistics
| Metric | Value |
|---|---|
| Total Earthquakes | 44 |
| Largest Magnitude | M2.9 |
| Average Magnitude | M1.45 |
| Most Active Region | San Ramon (19 earthquakes) |
Notable Earthquakes
- M2.9 - 4 km ESE of San Ramon, CA
Friday, January 9, 2026 at 4:14 PM
View Details- M2.8 - 4 km N of Corralitos, CA
Sunday, January 4, 2026 at 9:14 PM
View Details- M2.8 - 4 km ESE of San Ramon, CA
Friday, January 9, 2026 at 4:16 PM
View Details- M2.6 - 4 km ESE of San Ramon, CA
Friday, January 9, 2026 at 4:18 PM
View DetailsActivity by Region
- San Ramon: 19 earthquakes
- Santa Clara: 7 earthquakes
- Bay Area: 6 earthquakes
Swarm Activity
2 earthquake swarms were detected this week:
- San Ramon: 12 earthquakes (Peak: M2.9)
- Santa Clara: 5 earthquakes (Peak: M1.7)
What This Means
This was a typical week for Bay Area seismic activity. The region experiences dozens of small earthquakes weekly, most of which go unnoticed by residents.
Stay Prepared
- Keep your earthquake emergency kit stocked and accessible
- Know what to do: Drop, Cover, and Hold On
- Report earthquakes you feel: Did You Feel It?
Topics covered
#weeklyroundup#bayarea#seismicactivity#sanbruno#milpitas#morganhill#pacifica#livermore
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More from Bay Tremor
- February 2026 Seismic Activity Report: 121 Earthquakes (Max M4.2)
- Bay Area Earthquake Roundup: Feb 1 - Feb 7, 2026 (121 Earthquakes, Max M4.2)
- ⚡ Earthquake Swarm Alert: 13 Earthquakes in San Ramon
- 📢 M3.8 Earthquake Near Dublin - Did You Feel It?
- ⚠️ M4.2 Earthquake Hits San Ramon - Felt Across Bay Area
Data source:USGS Earthquake Hazards Program