One unexpected impact of moves in South Africa to dismantle the business empire of the powerful Gupta brothers has been a sharp decline in coal stocks previously supplied by Tegeta Exploration and Resources. Supplies to power stations have reached critical levels in some cases, raising fears of renewed load-shedding. Eskom confirmed to African Energy on 25 September that ten of its coal power plants have less than 20 days of coal stock, against a target of 37 days.