Crap Towns / St Albans / Air quality
How dirty is the air in St Albans?
People in St Albans breathed an average of 10.5 micrograms of nitrogen dioxide per cubic metre in 2024, 30% higher than the typical town's 8.1, and 7.6 of fine particles (PM2.5), 13% 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) | 10.5 | 8.1 | 10 |
| Fine particles (PM2.5) | 7.6 | 6.7 | 5 |
| Town | Distance | Nitrogen dioxide, µg/m³ |
|---|---|---|
| Borehamwood | 10.9 km | 12.2 |
| Hatfield | 6.2 km | 11.8 |
| London Colney | 4.4 km | 11.1 |
| Chiswell Green | 4.4 km | 10.8 |
| Abbots Langley and Kings Langley | 9.6 km | 10.7 |
| Redbourn | 7.5 km | 10.5 |
| St Albans | – | 10.5 |
| Radlett | 7.8 km | 10.3 |
| Welwyn Garden City | 10.3 km | 10.2 |
| Hemel Hempstead | 9.9 km | 9.9 |
| Harpenden | 7.1 km | 9.4 |
| The typical town | – | 8.1 |