Crap Towns / Hillingdon / Sewage
How much sewage spills near Hillingdon?
Storm overflows within 1 km of Hillingdon spilled for 33.3 hours per 10,000 people a year from 2023 to 2025, 88% lower than the typical town's 275. In 2025 it was 14.9, down from 21.8 in 2023.
| Period | Here | Typical town |
|---|---|---|
| 2023 | 21.8 | 315 |
| 2024 | 63.2 | 307 |
| 2025 | 14.9 | 148 |
| Town | Distance | Spill hours per 10,000 people a year |
|---|---|---|
| Gerrards Cross | 8.9 km | 2,857 |
| Rickmansworth | 11.0 km | 383 |
| Slough | 10.4 km | 36.5 |
| Hillingdon | – | 33.3 |
| Hounslow | 9.8 km | 16.4 |
| Harrow | 9.6 km | 9.7 |
| Ealing | 8.2 km | 8.7 |
| Chalfont St Peter | 10.5 km | 0.0 |
| Iver Heath | 5.6 km | 0.0 |
| Moor Park | 9.5 km | 0.0 |
| Stanwell | 10.1 km | 0.0 |
| The typical town | – | 275 |