Evonik receives approximately 100 megawatts (MW) of electricity annually from the EnBW offshore wind farm. The German chemicals maker said it would start getting its share of electricity from the 900-megawatt He Dreiht wind farm in the North Sea from 2026. Its larger peer BASF agreed last year to pay about 300 million euros for a 49.5 percent stake in one of them. North Sea wind farm in Vattenfall.