With ROC status, SeaGen, a 1.2-megawatt twin turbine system installed in Northern Ireland’s Strangford Lough that has been flowing power to some 1,000 area homes since May 2008, will now receive payment for the electricity it generates.

“Securing ROCs accreditation is a significant step forward as it is the first time that a tidal current system has been officially recognised as a commercial power station.