2025-09-16T07:50:10.0000Z40.254333-121.1439.62manualconfirmedIRIS1.29Md1Origin/20250916105539.556866.565512Magnitude/20250916105539.556918.565513IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75238317contributorID