2025-09-21T10:09:29.21Z38.8300018310547-122.8044967651371.94000005722046manualconfirmedUSGS0.7md1Origin/20250921101150.09676.610626Magnitude/20250921101150.096815.610627USGS7 km WNW of Cobb, CAregion namenccatalognc75240202contributorID