Crap Towns / Portishead / Air quality
How dirty is the air in Portishead?
People in Portishead breathed an average of 7.4 micrograms of nitrogen dioxide per cubic metre in 2024, 9% lower than the typical town's 8.1, and 5.6 of fine particles (PM2.5), 16% lower 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) | 7.4 | 8.1 | 10 |
| Fine particles (PM2.5) | 5.6 | 6.7 | 5 |
| Town | Distance | Nitrogen dioxide, µg/m³ |
|---|---|---|
| Filton | 13.8 km | 12.1 |
| Patchway | 14.4 km | 11.8 |
| Stoke Gifford | 15.9 km | 11.5 |
| Bristol | 13.0 km | 11.4 |
| Undy and Magor | 11.3 km | 8.3 |
| Long Ashton | 9.4 km | 7.4 |
| Portishead | – | 7.4 |
| Nailsea | 5.9 km | 7.2 |
| Caldicot | 12.3 km | 7.1 |
| Clevedon | 8.3 km | 6.8 |
| Yatton | 10.7 km | 6.6 |
| The typical town | – | 8.1 |