2023-03-31T20:55:50.0000Z38.865166-122.7963331.3manualconfirmedIRIS1.03Md1Origin/20230331205846.003316.16677Magnitude/20230331205846.003374.16678IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73865100contributorID