Probably small. I’m heading back to bed, updates later.
Update: Here’s the USGS report:
Magnitude | 4.2 |
---|---|
Date-Time |
= Coordinated Universal Time = local time at epicenter |
Location | 37.807°N, 122.188°W |
Depth | 5.8 km (3.6 miles) |
Region | SAN FRANCISCO BAY AREA, CALIFORNIA |
Distances |
|
Location Uncertainty | horizontal +/- 0.1 km (0.1 miles); depth +/- 0.3 km (0.2 miles) |
Parameters | Nst=226, Nph=226, Dmin=3 km, Rmss=0.12 sec, Gp= 32°, M-type=regional moment magnitude (Mw), Version=3 |
Most recent previously felt quake: