SmogRank / Countries / United Kingdom / May 2023

Most polluted cities in United Kingdom, May 2023

4 cities in United Kingdom ranked by their average PM2.5 over the 31 days. Worst: Grays at 12.6 µg/m³, #137 of 1,267 cities in the world. Cleanest: Dagenham at 7.1. A city needs measurements on 70% of the days to be ranked.

  1. 1GraysEngland
    12.6
  2. 2LondonEngland
    8.7
  3. 3BanbridgeNorthern Ireland
    7.4
  4. 4DagenhamEngland
    7.1
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

All cities in the world, May 2023 · United Kingdom now