2026-09-11T01:15:54.68Z35.974834442139-120.530998229983.579999923706manualconfirmedUSGS1.54md1Origin/20260911011819.609824.43854Magnitude/20260911011819.609883.43855USGS12 km NW of Parkfield, CAregion namenccatalognc75433442contributorID