2021-12-21T09:41:12.0000Z38.788666-122.7606661.38manualconfirmedIRIS1.83Md1Origin/20211221094402.48592.525028Magnitude/20211221094402.485973.525029IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73666996contributorID