2023-05-30T09:55:38.0000Z38.834833-122.7892.9manualconfirmedIRIS-0.34Md1Origin/20230531061430.935558.53155Magnitude/20230531061430.935607.53156IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73891590contributorID