2023-12-04T10:32:03.0000Z38.828667-122.8778312.81manualconfirmedIRIS0.97Md1Origin/20231204103454.327279.25755Magnitude/20231204103454.327335.25756IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73971616contributorID