Crap Towns / Watford / Air quality
How dirty is the air in Watford?
People in Watford breathed an average of 12.0 micrograms of nitrogen dioxide per cubic metre in 2024, 48% higher than the typical town's 8.1, and 7.8 of fine particles (PM2.5), 16% 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) | 12.0 | 8.1 | 10 |
| Fine particles (PM2.5) | 7.8 | 6.7 | 5 |
| Town | Distance | Nitrogen dioxide, µg/m³ |
|---|---|---|
| Harrow | 7.2 km | 14.0 |
| Borehamwood | 9.1 km | 12.2 |
| Watford | – | 12.0 |
| Bushey | 3.3 km | 11.7 |
| London Colney | 10.9 km | 11.1 |
| Moor Park | 2.9 km | 10.9 |
| Chiswell Green | 8.9 km | 10.8 |
| Abbots Langley and Kings Langley | 7.0 km | 10.7 |
| Rickmansworth | 4.2 km | 10.6 |
| Radlett | 7.2 km | 10.3 |
| Chorleywood | 7.1 km | 10.2 |
| The typical town | – | 8.1 |