Crap Towns / Sarn / Air quality
How dirty is the air in Sarn?
People in Sarn breathed an average of 6.4 micrograms of nitrogen dioxide per cubic metre in 2024, 21% lower than the typical town's 8.1, and 5.0 of fine particles (PM2.5), 25% lower than the typical town's 6.7. Both are within the World Health Organization's guidelines of 10 and 5.
| Pollutant | Here | Typical town | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 6.4 | 8.1 | 10 |
| Fine particles (PM2.5) | 5.0 | 6.7 | 5 |
| Town | Distance | Nitrogen dioxide, µg/m³ |
|---|---|---|
| Bridgend | 4.2 km | 7.1 |
| Pyle | 6.8 km | 6.9 |
| Pencoed | 6.4 km | 6.8 |
| Tonypandy | 12.6 km | 6.6 |
| Sarn | – | 6.4 |
| Llanharan and Brynna | 9.4 km | 5.8 |
| Rhondda | 13.5 km | 5.8 |
| Tonyrefail | 11.6 km | 5.7 |
| Treorchy | 13.7 km | 5.4 |
| Maesteg | 8.7 km | 5.3 |
| Porthcawl | 9.9 km | 4.8 |
| The typical town | – | 8.1 |