Our LTDS Appendices 1 & 2 dataset contains the 33kV, 66kV, and 132kV Appendix 2 schematic diagrams for all primary substations on Northern Powergrid's network. The relevant diagrams for each substation can be found in the export tab.
If you are unsure of any of the column meanings, please hover over the column heading for a description.
Related Feature Pages
Long-Term Development Statement (LTDS) - Our LTDS provides essential network and asset information required to carry out studies of the NPg network to access potential connection points.
Primary Substation Dashboard - Our Primary substation dashboard allows you to pull out data from across our Open Data Portal dependant on your selection of a Primary substation.
Grid Supply Point (GSP) Dashboard - Our Grid Supply Point (GSP) dashboard allows you to pull out data from across our Open Data Portal dependant on your selection of a GSP.
Glossary of Terms
Our Glossary dataset provides definitions for various terms and acronyms found throughout our data. If the term you are searching for isn't in our list, please let us know via our Open Data team and we will get it added!
Data Governance
If you wish to view the data triage document for any dataset, they can be found in our Data Triage Assessment dataset.