2023-08-04T00:01:23.0000Z38.815833-122.8176672.5manualconfirmedIRIS1.44Md1Origin/20230805000423.130178.274020Magnitude/20230805000423.13023.274021IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73919936contributorID