Weekly Roundup29 earthquakes
Bay Area Earthquake Roundup: Jan 25 - Jan 31, 2026 (29 Earthquakes, Max M3.4)
29 earthquakes recorded in the Bay Area during the week of Jan 25 - Jan 31, 2026. Largest was M3.4. Complete summary and analysis.
Updated Jan 31, 2026, 11:59 PM PTDublin, Gilroy, San Ramon +7 more
Loading image...
Dublin
M3.4
29
Total Earthquakes
M3.4
Largest Magnitude
10
Cities Affected
Jan 31, 2026
Updated
Weekly Summary
The San Francisco Bay Area recorded 29 earthquakes during the week of Jan 25 - Jan 31, 2026.
Key Statistics
| Metric | Value |
|---|---|
| Total Earthquakes | 29 |
| Largest Magnitude | M3.4 |
| Average Magnitude | M1.81 |
| Most Active Region | San Ramon (11 earthquakes) |
Notable Earthquakes
- M3.4 - 4 km SE of San Ramon, CA
Friday, January 30, 2026 at 6:33 PM
View Details- M3.1 - 5 km SE of San Ramon, CA
Friday, January 30, 2026 at 6:33 PM
View Details- M3.0 - 15 km N of Pittsburg, CA
Sunday, January 25, 2026 at 9:33 AM
View Details- M2.9 - 5 km SE of San Ramon, CA
Friday, January 30, 2026 at 6:33 PM
View DetailsActivity by Region
- San Ramon: 11 earthquakes
- Bay Area: 6 earthquakes
- SF Peninsula: 3 earthquakes
Swarm Activity
1 earthquake swarm was detected this week:
- San Ramon: 7 earthquakes (Peak: M3.4)
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#dublin#gilroy#sanramon#livermore#sanjose
Related Reports
Weekly Roundup
Bay Area Earthquake Roundup: Feb 1 - Feb 7, 2026 (121 Earthquakes, Max M4.2)
Feb 7121 quakes
Weekly RoundupBay Area Earthquake Roundup: Jan 18 - Jan 24, 2026 (27 Earthquakes)
Jan 2427 quakes
Weekly RoundupBay Area Earthquake Roundup: Jan 11 - Jan 17, 2026 (67 Earthquakes, Max M3.0)
Jan 1767 quakes
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