Find air quality datasets for London

Citymirror helps researchers, councils, consultants and AI agents find where air quality datasets for London are available — across open-data portals, national sources, sector APIs, sensor feeds and geospatial files. Air-quality data covers pollutant concentrations (NO2, PM2.5, PM10, O3), monitoring-station locations, emissions inventories and modelled exposure surfaces.

Known source domains

londonair.org.uk
London Air Quality Network (Imperial)Environment / air-quality agency

uk-air.defra.gov.uk
Defra UK-AIREnvironment / air-quality agency

Data availability

Open data

partial

API

open

Geospatial

partial

Real-time

open

Coverage: partial · 2 known source domain(s). Typical formats: CSV JSON API GeoJSON

Likely data gaps

historic pollutant-concentration time series at high spatial resolution

Example queries

air quality datasets in Londonwhere to find air pollution data LondonLondon NO2 and PM2.5 monitoring datareal-time air quality sensor feeds London

For AI agents & developers

Query this as a data-availability map

Call the Citymirror search endpoint to get source domains, availability and gaps for this place and topic as structured JSON.

curl -X POST https://citymirror.io/api/search \
  -H "Content-Type: application/json" \
  -d '{"query":"Find air quality datasets for London for digital twin modelling","place":"London","country":"United Kingdom","topic":"air-quality","use_case":"digital twin modelling"}'

Endpoint: POST https://citymirror.io/api/search · also GET https://citymirror.io/api/search?place=London&topic=air-quality · Full API docs · OpenAPI

CITY
All London datasets TOPIC
Air quality datasets everywhere COUNTRY
United Kingdom national datasets INDEX
All dataset source maps

Source map last reviewed: 2026-06-14. Citymirror provides dataset source-location intelligence, not ownership of external datasets.