Weekly Roundup37 earthquakes
Bay Area Earthquake Roundup: Nov 30 - Dec 6, 2025 (37 Earthquakes, Max M3.3)
37 earthquakes recorded in the Bay Area during the week of Nov 30 - Dec 6, 2025. Largest was M3.3. Complete summary and analysis.
Updated Dec 6, 2025, 11:59 PM PTBerkeley, San Jose, Millbrae +7 more
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Berkeley
M3.3
37
Total Earthquakes
M3.3
Largest Magnitude
10
Cities Affected
Dec 6, 2025
Updated
Weekly Summary
The San Francisco Bay Area recorded 37 earthquakes during the week of Nov 30 - Dec 6, 2025.
Key Statistics
| Metric | Value |
|---|---|
| Total Earthquakes | 37 |
| Largest Magnitude | M3.3 |
| Average Magnitude | M1.51 |
| Most Active Region | Santa Clara (11 earthquakes) |
Notable Earthquakes
- M3.3 - 6 km WSW of Kenwood, CA
Monday, December 1, 2025 at 6:56 AM
View Details- M3.1 - 6 km WSW of Kenwood, CA
Monday, December 1, 2025 at 8:06 AM
View Details- M2.9 - 6 km WSW of Kenwood, CA
Monday, December 1, 2025 at 10:14 AM
View Details- M2.8 - 6 km WSW of Kenwood, CA
Wednesday, December 3, 2025 at 3:23 AM
View Details- M2.7 - 6 km WSW of Kenwood, CA
Monday, December 1, 2025 at 7:38 AM
View DetailsActivity by Region
- Santa Clara: 11 earthquakes
- Gilroy: 8 earthquakes
- Sonoma: 7 earthquakes
Swarm Activity
1 earthquake swarm was detected this week:
- Sonoma: 7 earthquakes (Peak: M3.3)
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#berkeley#sanjose#millbrae#gilroy#morganhill
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Data source:USGS Earthquake Hazards Program