2025-09-21T13:31:13.0000Z38.822498-122.8424991.97manualconfirmedIRIS0.79Md1Origin/20250921133401.237218.611390Magnitude/20250921133401.237276.611391IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75240237contributorID