Crap Towns / Chelmsford / Air quality
How dirty is the air in Chelmsford?
People in Chelmsford breathed an average of 9.6 micrograms of nitrogen dioxide per cubic metre in 2024, 19% higher than the typical town's 8.1, and 7.4 of fine particles (PM2.5), 10% higher than the typical town's 6.7. The fine particles are over the World Health Organization's guideline of 5; the nitrogen dioxide is within its 10.
| Pollutant | Here | Typical town | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 9.6 | 8.1 | 10 |
| Fine particles (PM2.5) | 7.4 | 6.7 | 5 |
| Town | Distance | Nitrogen dioxide, µg/m³ |
|---|---|---|
| Wickford | 14.6 km | 11.2 |
| Chelmsford | – | 9.6 |
| Runwell | 13.0 km | 9.6 |
| Billericay | 13.0 km | 9.2 |
| Ingatestone | 10.5 km | 9.2 |
| South Woodham Ferrers | 13.7 km | 8.9 |
| Witham | 12.8 km | 8.8 |
| Maldon | 14.6 km | 8.6 |
| Galleywood | 4.6 km | 8.3 |
| Great Notley | 14.0 km | 8.2 |
| Danbury | 7.2 km | 7.5 |
| The typical town | – | 8.1 |