The geographic areas supplied by the primary substations and the grid supply points (GSPs) in SPD, and the primary substations, grid groups and GSPs in SPM.
For additional information on column definitions, please click on the Dataset schema link below.
Disclaimer: The boundaries change periodically as our network evolves, e.g. if we add a new primary substation or interconnect primary substations. These are the polygons that reflect the network at the time the DFES is published; other publications have their own sets of polygons where applicable.
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Data Triage : SPEN Data Triage Risk Assessments provide information and a detailed overview of how we approach the Data Triage process. The risk assessment will determine the dataset classification and whether it can be made available, and under which licence.
Click below to view the Data Triage document for this dataset. These are hosted on our SP Energy Networks website and can be viewed by clicking here