Neso control room staff accused senior executives of covering up extent of blackout risks during June heatwave

Independent investigators have found significant and concerning “cultural issues” at Great Britain’s grid operator after control room staff accused senior executives of covering up the extent of blackout risks in the UK during the June heatwave.

An external legal firm tasked with investigating a series of whistleblower allegations against the National Energy System Operator (Neso) raised concerns over how high levels stress among control room engineers was handled by the company.