2025-12-20T04:02:36.0000Z37.755333-121.9463338.02manualconfirmedIRIS0.96Md1Origin/20251220232356.15355.11215Magnitude/20251220232356.1536.11216IRISCENTRAL CALIFORNIAregion nameNEIC PDEcatalognc75283056contributorID