2021-05-20T05:04:06.0000Z38.814999-122.8078311.87manualconfirmedIRIS0.81Md1Origin/20210520050700.695627.100099Magnitude/20210520050700.695676.100100IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73564865contributorID