Weekly Roundup27 earthquakes
Bay Area Earthquake Roundup: Jan 18 - Jan 24, 2026 (27 Earthquakes)
27 earthquakes recorded in the Bay Area during the week of Jan 18 - Jan 24, 2026. Complete summary and analysis.
Updated Jan 24, 2026, 11:59 PM PTLivermore, San Ramon, Rohnert Park +7 more
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Livermore
27
Total Earthquakes
M2.3
Largest Magnitude
10
Cities Affected
Jan 24, 2026
Updated
Weekly Summary
The San Francisco Bay Area recorded 27 earthquakes during the week of Jan 18 - Jan 24, 2026.
Key Statistics
| Metric | Value |
|---|---|
| Total Earthquakes | 27 |
| Largest Magnitude | M2.3 |
| Average Magnitude | M1.15 |
| Most Active Region | SF Peninsula (8 earthquakes) |
Activity by Region
- SF Peninsula: 8 earthquakes
- Bay Area: 5 earthquakes
- San Ramon: 4 earthquakes
Swarm Activity
1 earthquake swarm was detected this week:
- SF Peninsula: 5 earthquakes (Peak: M1.5)
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#livermore#sanramon#rohnertpark#pittsburg#benicia
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Data source:USGS Earthquake Hazards Program