Crap Towns / Harpenden / Sewage
How much sewage spills near Harpenden?
Storm overflows within 1 km of Harpenden spilled for 49.1 hours per 10,000 people a year from 2023 to 2025, 82% lower than the typical town's 275. In 2025 it was 22.2, up from 11.3 in 2023.
| Period | Here | Typical town |
|---|---|---|
| 2023 | 11.3 | 315 |
| 2024 | 114 | 307 |
| 2025 | 22.2 | 148 |
| Town | Distance | Spill hours per 10,000 people a year |
|---|---|---|
| Hemel Hempstead | 10.7 km | 76.8 |
| Harpenden | – | 49.1 |
| Welwyn Garden City | 10.8 km | 23.3 |
| Luton | 10.3 km | 3.2 |
| Abbots Langley and Kings Langley | 13.4 km | 0.1 |
| Chiswell Green | 10.4 km | 0.0 |
| Hatfield | 9.8 km | 0.0 |
| London Colney | 11.4 km | 0.0 |
| Radlett | 14.7 km | 0.0 |
| Redbourn | 3.9 km | 0.0 |
| St Albans | 7.1 km | 0.0 |
| The typical town | – | 275 |