Related Modifications 0870 - Amendments to Wobbe Index and Calorific Value Lower Limits at NTS System Entry Points Related events Select Meeting Transmission Workgroup Meeting 02 May 2024 Related Files File Minutes 0870 (10 May 2024) File Agenda 0870 (16 April 2024) File 0870 GSMR Data Provision Options (24 April 2024) Download All Files