Secondary sites

This dataset shows our secondary sites and a number of attributes including oil natural air natural (ONAN) ratings, spatial coordinates, customer counts, whether a site is indoor/outdoor, the address, substation name, alias and its primary feeder.

Data and Resources

This dataset has no data

Additional Info

Field	Value
Source	https://data.london.gov.uk/dataset/secondary-sites-v86m3
Last Updated	December 17, 2025, 13:10 (UTC)
Created	October 22, 2025, 12:07 (UTC)
GUID	v86m3
Language
dcat_issued	2023-02-20T16:31:34.000Z
dcat_modified	2023-02-20T16:33:14.000Z