2023-09-06T21:23:45.0000Z38.779835-122.7245030.93manualconfirmedIRIS0.72Md1Origin/20230906212612.873714.513773Magnitude/20230906212612.873791.513774IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73933881contributorID