Four of South African State utility Eskom’s 15 coal-fired power plants are breaching government emissions regulations as it pushes ageing facilities to their limits, a Reuters analysis of company data found and Eskom officials confirmed. Africa’s most developed economy is facing its worst power crisis on record, with a persistent electricity shortfall necessitating daily scheduled rolling blackouts – known locally as loadshedding – of up to 10 hours for the past 18 months.