---
title: "Environment Agency (@environment-agency)"
description: "Environment Agency open-data APIs published under environment.data.gov.uk (Public Register, Ecology & Fish Data)."
account: "environment-agency"
---

# Environment Agency

Environment Agency open-data APIs published under environment.data.gov.uk (Public Register, Ecology \& Fish Data).

## APIs

4 public APIs with a stored document.
Each links to its markdown overview; the same address with
`/llms.txt` in place of `.md` lists its operations.
Changes across these APIs: https://skmtc.dev/environment-agency/feed.md

- [Public Registers Online API](https://skmtc.dev/environment-agency/apis/public-registers-online-api.md): Environmental permits: search and fetch registrations, exemptions and enforcement actions across registers
- [Hydrology API](https://skmtc.dev/environment-agency/apis/hydrology-api.md): Hydrology: river stations, measures and water level or flow readings, with batch and per-station retrieval
- [Water Quality Archive](https://skmtc.dev/environment-agency/apis/water-quality-archive.md): Environmental monitoring: query water sampling points, samples and quality observations by location
- [Environment Agency Ecology and Fish Data API](https://skmtc.dev/environment-agency/apis/environment-agency-ecology-and-fish-data-api.md): Freshwater and marine ecology: query fish population sites, surveys, species and observations