Credits
The data, fonts and software this website is built with.
Draft: designer to check
What to check
- Check the Environment Agency statement matches the EA LIDAR dataset page word for word (it is copied from metadata.json).
Map data
OpenStreetMap
Map data © OpenStreetMap contributors, available under the Open Database Licence (ODbL).
Environment Agency LIDAR
Terrain and building heights contain Environment Agency LIDAR data.
© Environment Agency copyright and/or database right 2022. All rights reserved.
Licensed under the Open Government Licence v3.0.
How accurate the 3D map is
Horizontal positions come from OpenStreetMap and Environment Agency LIDAR; terrain height is exaggerated ×8 for readability; buildings are simplified to blocks at LIDAR-measured heights.
Fonts
Both fonts are free, open-licence fonts, self-hosted on this site under the SIL Open Font License 1.1:
- Newsreader Display (Production Type): headings.
- Hanken Grotesk (Hanken Design Co.): body text.
Software
- three.js: 3D rendering. MIT License, © 2010–2026 three.js authors.
- meshoptimizer: 3D model compression. MIT License, © 2016–2026 Arseny Kapoulkine.
- Astro: the website framework. MIT License, © 2021 Fred K. Schott.