2021-09-06T11:19:43.0000Z39.024833-122.596833-0.71manualconfirmedIRIS1Md1Origin/20210907075412.51541.728469Magnitude/20210907075412.515462.728470IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73620916contributorID