2021-04-18T00:32:46.0000Z38.8195-122.8236672.41manualconfirmedIRIS0.4Md1Origin/20210420220617.024522.9205590Magnitude/20210420220617.024574.9205591IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73550785contributorID