The 62MW Teesside plant uses 27 2.3MW Siemens turbines.
The turbines began operating in mid-2013, but were temporarily shut down earlier this year while technical investigations were carried out.
EDF Energy Renewables – the UK subsidiary of the French utility giant – has formally opened its Teesside offshore wind farm off the northeast coast of England.
The 62MW Teesside plant uses 27 2.3MW Siemens turbines.
The turbines began operating in mid-2013, but were temporarily shut down earlier this year while technical investigations were carried out.