2023-10-08T21:31:59.0000Z38.838001-122.8062.1manualconfirmedIRIS0.74Md1Origin/20231008213533.797479.19943Magnitude/20231008213533.797539.19944IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73947496contributorID