2025-12-04T02:25:38.0000Z38.778999-122.7576681.09manualconfirmedIRIS1.03Md1Origin/20251204022846.713748.130779Magnitude/20251204022846.713798.130780IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75274006contributorID