2025-12-04T10:38:53.0000Z38.818501-122.8054963.16manualconfirmedIRIS0.76Md1Origin/20251204104158.13429.133767Magnitude/20251204104158.134352.133768IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75274201contributorID