2021-05-12T23:38:13.0000Z38.821667-122.8038332.44manualconfirmedIRIS1.94Md1Origin/20210512234109.795239.47839Magnitude/20210512234109.795291.47840IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73561790contributorID