Crap Towns / Porth / Air quality
How dirty is the air in Porth?
People in Porth breathed an average of 6.7 micrograms of nitrogen dioxide per cubic metre in 2024, 17% lower than the typical town's 8.1, and 5.2 of fine particles (PM2.5), 22% 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) | 6.7 | 8.1 | 10 |
| Fine particles (PM2.5) | 5.2 | 6.7 | 5 |
| Town | Distance | Nitrogen dioxide, µg/m³ |
|---|---|---|
| Pontypridd | 5.1 km | 8.0 |
| Church Village | 7.9 km | 7.7 |
| Beddau | 7.2 km | 7.5 |
| Porth | – | 6.7 |
| Tonypandy | 3.5 km | 6.6 |
| Treharris | 8.8 km | 6.4 |
| Abercynon | 6.7 km | 6.4 |
| Rhondda | 5.8 km | 5.8 |
| Mountain Ash | 8.1 km | 5.8 |
| Tonyrefail | 4.0 km | 5.7 |
| Treorchy | 8.9 km | 5.4 |
| The typical town | – | 8.1 |