The OS ESG product offers a national view for Great Britain and supports the Emergency Services with incident response, incident reporting and situational awareness.
The OS Emergency Services Gazetteer (OS ESG) provides a national, consistent, and maintained view of the locations of names, places and objects.
This product is updated monthly.
Image showing examples of the three types of features available in the OS Emergency Services Gazetteer – geographical names, road junctions, and bridge interactions. A background map has been included to provide context.
Easy to filter and apply features
The OS ESG is easily filterable so you can select the features that you are interested in based on the classifications allocated to those features.
Enhanced data for incident response and reporting
The gazetteer provides a single centralised source of information which allows for easier, faster and more precise identification of incident locations.
Supporting in emergencies
Using our ability to analyse and collate information, the OS ESG provides Emergency Services with the data they need to estimate emergency response times.
Aiming to improve the recording of road traffic incidents
Analysing trends and patterns of road traffic collisions to both help identify risk and support incident planning.
Working to improve public safety
The OS ESG enables emergency responders to be more accurately informed, improving response times and public safety:
Quick and accurate gazetteer searches
Support incident reporting
Enhanced data sharing across emergency services
Supports incident analysis and modelling
Operational reporting
Access: Download
Data theme: Geographical Names
Data structure: Vector – Points
Coverage: Great Britain
Format: CSV, GeoPackage
Ordering area: All of Great Britain or custom ordering options (areas of interest – AOIs) available for both formats
OS Data Hub plan: Premium Plan, Public Sector Plan
The OS ESG product page on the OS website has advice on how to get the product for developers, Partners and PSGA Members (i.e. government and the public sector).
The OS ESG product is supplied as an online download from the OS Data Hub.
Sample data
Download OS EGS sample data
You can download sample data for the OS ESG for free from the OS Data Hub. The sample data are available in GeoPackage and CSV (comma-separated values) formats and cover three areas (Exeter, Newport and Inverness).
Visualise OS ESG sample data online
This product is available to try out free online using one of our three sets of sample data (Exeter, Newport and Inverness) through the OS MasterMap Product Viewer:
OS MasterMap Product Viewer
Interactive demonstrator of OS MasterMap Generation data
What's next?
To access documentation and resources relating to this product, please refer to the following:
Overview
The overview introduces the OS ESG and gives context for all users – highlighting key features, providing examples of potential uses, and listing details such as supply formats, currency, etc.
Getting Started Guide
The getting started guide provides instructions for using the OS ESG in different software applications. Users with limited technical knowledge will be able to follow this guide.
Technical Specification
The technical specification provides detailed technical information about the OS ESG. It is targeted at technical users and software developers.
FAQs
The FAQs section answers common questions users may have about the OS ESG. It offers quick responses to frequent queries users have about this product.
Downloads
The downloads page provides links and resources to support the application of OS ESG within your environment.
New users should start with the Overview to gain high-level insight into the product. The Getting Started Guide will help you to begin using product data in different software systems. The Technical Specification contains detailed technical insights.
