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  • Gas & Electricity Network Routes

  • On the following pages you can find out the approximate location of our national gas and electricity transmission networks. Alternatively you can check whether our transmission networks may be affected by your works by using Linesearch.

    At the same time this will give you details of over 20 other company assets that may be in the vicinity of your works.

    All the information is provided in good faith but cannot be guaranteed.

    National Grid also owns gas distribution assets including major accident hazard pipelines in north west, central and eastern England.  Please note these asset locations are not detailed on these pages or on Linesearch.  For information on the location of National Grid gas distribution assets and networks, or for more information on National Grid's transmission  networks please call 0800 688588 or email

    General information about other utility companies' gas and electricity networks can be found at Energy Networks.

    Electricity and Gas transmission system

    UK Transmission maps

  • Smell Gas? To report a gas or carbon monoxide emergency, or if a pipeline is struck (even if no gas leak has occurred) call the National Gas Emergency Service 24 hours a day on 0800 111 999 (calls are recorded and may be monitored).