2020-12-22T09:08:43.0000Z38.836166-122.8121642.57manualconfirmedIRIS0.56Md1Origin/20201222091135.656135.159197Magnitude/20201222091135.656185.159198IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73501470contributorID