2026-05-04T11:46:02.0000Z38.781167-122.4456678.18manualconfirmedIRIS2.04md1Origin/20260506005748.299734.96779Magnitude/20260506005748.299796.96780IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75356657contributorID