2026-04-09T05:29:31.0000Z38.8255-122.8078312.87manualconfirmedIRIS1.08md1Origin/20260409053254.342877.187783Magnitude/20260409053254.342946.187784IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75341457contributorID