Crap Towns / Ewell / Air quality
How dirty is the air in Ewell?
People in Ewell breathed an average of 12.3 micrograms of nitrogen dioxide per cubic metre in 2024, 1.5 times the typical town's 8.1, and 7.9 of fine particles (PM2.5), 18% higher than the typical town's 6.7. Both are over the World Health Organization's guidelines of 10 and 5.
| Pollutant | Here | Typical town | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 12.3 | 8.1 | 10 |
| Fine particles (PM2.5) | 7.9 | 6.7 | 5 |
| Town | Distance | Nitrogen dioxide, µg/m³ |
|---|---|---|
| Merton | 7.8 km | 16.0 |
| Kingston upon Thames | 5.5 km | 15.1 |
| Sutton | 4.9 km | 13.5 |
| West Molesey | 7.6 km | 13.4 |
| Worcester Park and Stoneleigh | 3.0 km | 13.1 |
| Ewell | – | 12.3 |
| Epsom | 2.5 km | 11.4 |
| Leatherhead | 8.2 km | 11.3 |
| Ashtead | 5.8 km | 10.8 |
| Banstead | 4.0 km | 10.5 |
| Tadworth and Epsom Downs | 3.8 km | 10.0 |
| The typical town | – | 8.1 |