ESO/DNO Network Model & Constraint Heat Maps

The location and ratings of transmission and distribution grid transformers and linear assets to a resolution of secondary substation.

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Overview

The location and ratings of transmission and distribution grid transformers and linear assets to a resolution of secondary substation. The Electricity Service Areas (ESA) are included as a GIS layer that links the connectivity of customer metering points to primary or secondary transformers. The constraint/headroom of transformers are associated with each ESA. 

The dataset is built from publicly available information and augmented by shared data from NationalGrid ESO and DNOs. The dataset is formatted to be suitable for power flow analysis using PandaPower, OpenDSS etc. Other formats and structures are available upon request.

CIM
Data available in multiple formats
100,000
Network assets geolocated and ready to incorporate into your analysis
API
API, CSV and other formats
LTDS / ETYS
Data is refreshed monthly at a minimum

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Technical Specification

Key Features
What this product offers
Format
CSV & API. Other formats may be available on request.
Coverage
Great Britain
Update frequency
Monthly. Some regions update more regularly.
Granularity
Secondary Substation
Fields
Point Location, Asset Type, Rating, Customer Count, Voltage Level, Connectivity, Electricity Service Area geometry, Generation Headroom, Demand Headroom

Map

Electricity Supply Areas colour coded by available headroom

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FAQ

How frequently is the data updated?

At a minimum, monthly and in line with major publications such as LTDS, ETYS and open data portals. Some regions update more frequently.

Where does the network data come from?

The dataset is built from publicly available information and augmented by shared data from NationalGrid ESO and DNOs. We augment these datasets with additional proprietary methods including manual and automated clearing, and rationalise network elements to link cables into a connectivity model.

Get in touch

T: 0333 772 3152

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