2025-12-15T09:43:17.0000Z37.758667-121.9365018.03manualconfirmedIRIS2.15Md1Origin/20251215094649.554698.233113Magnitude/20251215094649.554751.233114IRISCENTRAL CALIFORNIAregion nameNEIC PDEcatalognc75280216contributorID