Electricity FeaturedGenCos releases 3,280 MWH of electricity to national gridBy Shile GIWAOctober 5, 2019 by By Shile GIWAOctober 5, 20190621 Electricity Generation Companies (GenCos), comprising gas-fired and hydro stations, said they released an average of 3,280 megawatts/hour of electricity into the national grid on Thursday.