We provide this information to reduce market uncertainty, ensure equal access to information, and increase information transparency.
Feel free to explore details of the reports below, alternatively watch our Operational Data Overview webinar, which provides more information on viewing data, how to access it, and maintenance windows.
View Operational Data Overview Webinar
Popular Operational Data reports include:
Prevailing View - Provides a snapshot of real time data and associated contextual data that provides a high-level overview of the current status of the NTS. Hover over the data items to see the definition, frequency of updates, and units of measure.
Prevailing View
Data Item Explorer - Data Item Explorer allows access to individual data items. The data items are categorised according to subject. Users can select combinations of items of their choice. There is the option to view the data on the screen or download via CSV or XML.
Data Item Explorer
Report Explorer - Provides data in several pre-defined report formats that are categorised according to publication schedule. The data is limited to a singular gas day or month.
Report Explorer
Instantaneous Flow into the NTS - Here you can access real time flow data for system entry points. This information is updated every two minutes and published at twelve-minute intervals.
Instantaneous Flow into the NTS
Calculated Linepack Utilisation - The report collates the hourly supply and demand flow notifications received from NTS connected sites to calculate the NTS Linepack minimum value in MCM that would result from these flow profiles.
Calculated Linepack Utilisation Report
Linepack Presentation
Pressure Forecasts - Following industry feedback, National Grid now offer a pressure forecasting service. This is available on our Transmission Operational Data page under Supplementary Reports.
Transmission Operational Data