2021-05-11T00:29:25.0000Z40.177-121.4891676.81manualconfirmedIRIS1.43Md1Origin/20210511215218.480755.38511Magnitude/20210511215218.480805.38512IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73560840contributorID