2023-10-04T13:21:40.0000Z38.809334-122.8193.21manualconfirmedIRIS2.01Md1Origin/20231004132500.373952.709746Magnitude/20231004132500.374007.709747IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73945336contributorID