2023-09-16T15:14:45.0000Z38.836834-122.7988362.09manualconfirmedIRIS1.02Md1Origin/20230916151837.833555.583824Magnitude/20230916151837.833609.583825IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73937521contributorID