2023-04-12T06:31:52.0000Z38.802666-122.77150.15manualconfirmedIRIS1.91Md1Origin/20230412063428.706095.11028Magnitude/20230412063428.706146.11029IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73871750contributorID