We own and operate the gas National Transmission System (NTS) in Great Britain, with day-to-day responsibility for balancing supply and demand. Our network comprises approximately* 7,660 kilometres (4,760 miles) of high-pressure pipe and 618 above-ground installations.
* AR 2016/17 figures
We provide a service to the gas industry ranging from producers, processors, storage, transmission and distribution networks. We also supply to some industrial and commercial users.