SEPD and SHEPD Licence Areas

network-capacity

Network Capacity

network-flexibility

Network Flexibility

Creative Commons Attribution 4.0

generation-availability-and-network-capacity

We are the electricity Distribution Network Operator (DNO) responsible for delivering power to over 3.8 million homes and businesses across central southern England and the north of Scotland. We serve some of the most diverse and unique geographies across the UK, and keep customers and communities connected whilst developing the flexible electricity network vital to achieving net zero.

Our skilled teams are based right across the regions we serve, from the bustle of West London to the smallest villages in the Highlands and Islands of Scotland.  They are supported by engineering and customer service teams based in major offices and depots in centres like Reading, Portsmouth, Perth and Inverness.

ssen-distribution

SSEN Distribution

Generation Availability and Contracted demand map for both north and south giving the constraint level for GSPs and BSPs. Our map provides an indication of the networks capability to connect large-scale developments to major substations. The data is updated monthly.

Generation Availability and Network Capacity Maps

Generation Heat Map. The heat map for both our network regions provides Grid Supply Point (GSP) details, GSP and substation transformer ratings, Fault level information, and contracted and quoted generation projects at each GSP.

SEPD Generation Heat Map Update - September 2023

SEPD Demand Heat Map Update - September 2023.
The Demand Heat Map provides information on ongoing constraints and reinforcement works against GSP, BSP and Primary substations, and projects for new demand both contracted and quoted.

SEPD Demand Heat Map Update - September 2023

The Demand Heat Map provides information on ongoing constraints and reinforcement works against GSP, BSP and Primary substations, and projects for new demand both contracted and quoted.

Scotland Demand Heat Map August 2023

Shetland Demand Heat Map August 2023

The Availability heat map for Scotland provides Grid Supply Point (GSP) details, GSP and substation transformer ratings, Fault level information, and contracted and quoted generation projects at each GSP.

Availability Map Scotland August 2023

The Availability heat map for Shetland provides Grid Supply Point (GSP) details, GSP and substation transformer ratings, Fault level information, and contracted and quoted generation projects at each GSP.

Availability Map Shetland August 2023

A list of the data items presented via the Generation Availability Maps.

Generation Availability Map Attributes

A list of the data items presented via the Network Capacity Maps.

Network Capacity Map Attributes

Scotland Demand Heat map- External Data Triage

Scotland Generation Availability- External Data Triage

SEPD-Demand Heatmap- External Data Triage

SEPD-Generation Heatmap- External Data Triage

Shetland Demand Heat map- External Data Triage

Shetland Generation Availability - External Data Triage

SEPD Demand Heat Map Update - February 2024. The Demand Heat Map provides information on ongoing constraints and reinforcement works against GSP, BSP and Primary substations, and projects for new demand both contracted and quoted.

SEPD Demand Heat Map Update - February 2024

SEPD Generation Heat Map. The heat map for both our network regions provides Grid Supply Point (GSP) details, GSP and substation transformer ratings, Fault level information, and contracted and quoted generation projects at each GSP.

Generation Availability and Network Capacity

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IB1 Sensitivity Class

IB1 Dataset Assurance