2025-04-28T16:10:44.0000Z38.760166-122.7300031.83manualconfirmedIRIS1.09Md1Origin/20250428161417.379317.94332Magnitude/20250428161417.379372.94333IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75173261contributorID