2025-10-17T17:21:29.0000Z39.763332-123.0995030.93manualconfirmedIRIS2.47Md1Origin/20251017172621.247587.30761Magnitude/20251017172621.247651.30762IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc75250681contributorID