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Here are all the reported sewage overflow totals for Semington Brook in 2025. Sometimes sewage can be being dumped for months at a time.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Wessex Water | Semington Brook | LAVINGTON (WOODBRIDGE) WWTW | 15 | 187 | 100 |
| Wessex Water | Semington Brook | SEMINGTON BROOK PUMPING STATION | 13 | 183 | 99.8 |
| Wessex Water | Semington Brook | COULSTON PUMPING STATION | 18 | 173 | 100 |
| Wessex Water | Semington Brook | MILL ROAD PUMPING STATION | 12 | 126 | 100 |
| Wessex Water | Semington Brook | COWLEAZE LANE COMBINED SEWER | 15 | 123 | 99.9 |
| Wessex Water | Semington Brook | URCHFONT WASTEWATER TREATMENT WORKS | 13 | 98 | 100 |
| Wessex Water | Semington Brook | GANGBRIDGE S P STN | 8 | 59 | 100 |
| Wessex Water | Semington Brook | GREAT HINTON PUMPING STATION | 6 | 48 | 100 |
| Wessex Water | Semington Brook | POTTERNE WRC | 8 | 25 | 100 |
| Wessex Water | Semington Brook | KEEVIL PUMPING STATION | 1 | 5 | 99.8 |
EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales, and Scottish Water
Experimental derived data from Thames Water API, Some data may be missing or inaccurate. Live sewage data from Stream Water API
Annual figures up to and including 2025 come from official water company returns. The 2026 figure is our own estimate, derived continuously from the companies' live data feeds.
Uses Environment Agency rainfall data from the real-time data API (Beta) - Rainfall data is delayed by up to two days.
This website is intended to provide an accurate representation of the Environment Agency data. The data is hard to use, and thus some errors may have been made. If you find something that is incorrect, please raise an issue at the GitHub issues page and we'll endeavour to fix it quickly.
This project is not associated, approved or endorsed by any of the companies whose logos you see here.
Get in touch if you have queries or want to discuss our data.
press [at] top-of-the-poops.org