2023-09-13T17:11:19.0000Z38.835499-122.7891692.03manualconfirmedIRIS0.75Md1Origin/20230913171341.048653.563972Magnitude/20230913171341.04871.563973IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73936386contributorID