2025-04-23T20:45:44.0000Z39.334667-123.2815021.79manualconfirmedIRIS2.43Md1Origin/20250423204912.166738.57821Magnitude/20250423204912.166795.57822IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc75170411contributorID