2025-12-28T21:23:07.68Z36.0105018615723-120.5741653442382.67000007629395manualconfirmedUSGS1.54md1Origin/20251228212503.930635.75753Magnitude/20251228212503.930689.75754USGS18 km NW of Parkfield, CAregion namenccatalognc75287716contributorID