Crap Towns / Bolton / Air quality
How dirty is the air in Bolton?
People in Bolton breathed an average of 11.5 micrograms of nitrogen dioxide per cubic metre in 2024, 42% higher than the typical town's 8.1, and 6.9 of fine particles (PM2.5), about the same as 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) | 11.5 | 8.1 | 10 |
| Fine particles (PM2.5) | 6.9 | 6.7 | 5 |
| Town | Distance | Nitrogen dioxide, µg/m³ |
|---|---|---|
| Kearsley | 6.5 km | 14.4 |
| Farnworth | 4.9 km | 13.0 |
| Walkden | 8.1 km | 12.7 |
| Little Hulton | 6.8 km | 12.2 |
| Radcliffe | 7.9 km | 11.8 |
| Little Lever | 5.1 km | 11.5 |
| Bolton | – | 11.5 |
| Horwich | 7.3 km | 10.0 |
| Atherton | 7.7 km | 9.9 |
| Westhoughton | 7.5 km | 9.9 |
| Ramsbottom | 8.7 km | 8.7 |
| The typical town | – | 8.1 |