Investigation reports

The COMAH Competent Authority undertakes investigations as a result of an incident or complaint at a COMAH establishment. The investigation may be concerned with issues related to COMAH, or another legislative regime or many regimes (Health and Safety at Work Act or Environmental Permitting Regulations).

Final reports

• The explosion of No. 5 Blast Furnace, Corus UK Ltd, Port Talbot 8 November 2001
• The explosion of No. 5 Blast Furnace, Corus UK Ltd, Port Talbot 8 November 2001
  Welsh version

The following reports are available from the National Archive:

• Buncefield Oil Storage Depot, Hemel Hempstead – 11 December 2005
• Public report of the fire and explosion at the ConocoPhillips Humber refinery on 16 April 2001
• Major incident investigation report - BP Grangemouth, Scotland, May - June 2000
• A Review of high-cost chemical/petrochemical accidents since Flixborough 1974