2026-08-13T23:03:47.41Z38.842498779297-122.814834594731.6399999856949manualconfirmedUSGS0.75md1Origin/20260813230626.782312.367266Magnitude/20260813230626.782371.367267USGS8 km WNW of Cobb, CAregion namenccatalognc75417827contributorID