Overview

• The outage on June 25, 2023, disrupted 999 and 112 emergency services for nearly 11 hours.
• Ofcom found BT lacked sufficient warning systems and adequate disaster recovery procedures.
• The incident also affected text relay calls, impacting users with hearing and speech difficulties.
• BT's disaster recovery platform struggled to handle the demand, exacerbating the outage.
• BT has since taken steps to address the issues and improve the resilience of its emergency call system.