Crap Towns / Llanharan and Brynna / Sewage
How much sewage spills near Llanharan and Brynna?
Storm overflows within 1 km of Llanharan and Brynna spilled for 3,382 hours per 10,000 people a year from 2023 to 2025, 12.3 times the typical town's 275. In 2025 it was 1,116, down from 4,207 in 2023.
| Period | Here | Typical town |
|---|---|---|
| 2023 | 4,207 | 315 |
| 2024 | 4,823 | 307 |
| 2025 | 1,116 | 148 |
| Town | Distance | Spill hours per 10,000 people a year |
|---|---|---|
| Llanharan and Brynna | – | 3,382 |
| Porth | 9.1 km | 3,255 |
| Pontypridd | 11.3 km | 2,684 |
| Tonypandy | 9.6 km | 2,447 |
| Church Village | 9.4 km | 1,742 |
| Pontyclun | 4.5 km | 1,452 |
| Tonyrefail | 5.1 km | 1,447 |
| Beddau | 7.2 km | 1,427 |
| Bridgend | 8.4 km | 927 |
| Pencoed | 3.7 km | 605 |
| Sarn | 9.4 km | 143 |
| The typical town | – | 275 |