Northern Power Grid covers north east England, Yorkshire and north Lincolnshire. Their website includes interactive maps and open data.
Interactive map of all power cuts known to Northern Powergrid, live data.
Includes links to:
Distribution future energy scenarios (in collaboration with ODI (Open Data Institute) Leeds;
Demand heat map;
Generation heat map;
Auto design tool;
Contracted capacity register
Some data is available freely, but registration is required to see all data.
Link to regional Northern Powergrid datasets published on Data Mill North.