2025-09-17T13:58:57.0000Z37.117001-121.5291671.51manualconfirmedIRIS1.55Md1Origin/20250917140126.541929.575817Magnitude/20250917140126.541986.575818IRISCENTRAL CALIFORNIAregion nameNEIC PDEcatalognc75238777contributorID