Crap Towns / Treherbert / Sewage
How much sewage spills near Treherbert?
Storm overflows within 1 km of Treherbert spilled for 821 hours per 10,000 people a year from 2023 to 2025, 3.0 times the typical town's 275. In 2025 it was 1,158, up from 642 in 2023.
| Period | Here | Typical town |
|---|---|---|
| 2023 | 642 | 315 |
| 2024 | 663 | 307 |
| 2025 | 1,158 | 148 |
| Town | Distance | Spill hours per 10,000 people a year |
|---|---|---|
| Rhondda | 6.7 km | 5,352 |
| Maesteg | 10.7 km | 5,246 |
| Treorchy | 3.6 km | 4,700 |
| Porth | 12.5 km | 3,255 |
| Tonypandy | 9.3 km | 2,447 |
| Aberdare | 7.8 km | 2,252 |
| Tonyrefail | 14.0 km | 1,447 |
| Treherbert | – | 821 |
| Mountain Ash | 11.1 km | 757 |
| Merthyr Tydfil | 14.2 km | 658 |
| Sarn | 15.5 km | 143 |
| The typical town | – | 275 |