Crap Towns / Redhill / Air quality
How dirty is the air in Redhill?
People in Redhill breathed an average of 10.2 micrograms of nitrogen dioxide per cubic metre in 2024, 26% higher than the typical town's 8.1, and 7.3 of fine particles (PM2.5), 9% 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) | 10.2 | 8.1 | 10 |
| Fine particles (PM2.5) | 7.3 | 6.7 | 5 |
| Town | Distance | Nitrogen dioxide, µg/m³ |
|---|---|---|
| South Merstham | 3.7 km | 11.8 |
| Horley | 6.3 km | 11.4 |
| Leatherhead | 11.7 km | 11.3 |
| Banstead | 10.5 km | 10.5 |
| Redhill | – | 10.2 |
| Tadworth and Epsom Downs | 10.0 km | 10.0 |
| Caterham | 8.7 km | 9.9 |
| Reigate | 2.3 km | 9.5 |
| Warlingham | 11.9 km | 9.4 |
| Dorking | 10.8 km | 8.9 |
| Oxted | 12.1 km | 8.8 |
| The typical town | – | 8.1 |