ECG announces emergency maintenance power outages in Ashanti, Tema, and Eastern Region from Nov 15 to 18. Check the full schedule and affected areas here. The Electricity Company of Ghana (ECG) has announced emergency maintenance works following multiple faults that have recently disrupted power supply in parts of Ashanti region, Tema and Eastern region. READ ALSO: ECG to disconnect customers with unpaid bills and clamp down on illegal connections from Nov 9-27.