Network connections: Gas transmission (RIIO-T1)


Javascript is required to render chart Network connections: Gas transmission (RIIO-T1).

Source: RIIO gas transmission annual report 2017-18.

Information correct as of: December 2018

This chart is an indicator of National Grid Gas Transmission’s performance on network connections. It shows applications received and offers made by National Grid Gas Transmission over the five completed years of the RIIO-T1 price control.

We update this chart on an annual basis. Click the ‘more information’ tab above for a summary of the latest trends, details of how to interpret the figures and for information on methodology.

Policy Areas:

  • Gas - transmission

Data Table

Network connections: Gas transmission (RIIO-T1)
YearConnection Offers ReceivedOffers made or processing within timescale

More information

Network connections: At-a-glance summary

In 2017/18 a total of nine applications were submitted from parties seeking to connect to the National Transmission System.

Eight offers were made within the required timescales.

Relevance and further information

  • National Grid Gas Transmission is required to deliver timely and effective connections for customers applying to connect to the network.
  • We expect companies to provide a good service for customers wanting to connect to the network. 


Each year, network companies must report on their performance under the RIIO-T1 price control. Our review of their submissions and supporting information informs our annual publications on network company performance.

Date correct
December 2018
Policy area