Here are all the reported sewage overflow totals for River Test in 2023. Sometimes sewage can be being dumped for months at a time.
These numbers are very slightly different from the Rivers page. We're working on it.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Southern Water | River Test | KINGS SOMBORNE WWTW | 239 | 4,995 | 95.55 |
| Southern Water | River Test | MILLBROOK WWTW | 116 | 1,640 | 100 |
| Southern Water | River Test | ROMSEY WWTW | 61 | 1,015 | 100 |
| Southern Water | River Test | CHILBOLTON WWTW | 32 | 507 | 99.5 |
| Southern Water | River Test | FULLERTON WASTEWATER TREATMENT WORK | 34 | 331 | 100 |
| Southern Water | River Test | TRAFALGAR WAY STOCKBRIDGE CEO | 6 | 8 | 57.7 |
| Southern Water | River Test | BLECHYNDEN TERRACE SOUTHAMPTON CSO | 8 | 5 | 100 |
| Southern Water | River Test | HOUGHTON ROAD STOCKBRIDGE CEO | 1 | 0 | 100 |
| Southern Water | River Test | MEMORIAL PARK ROMSEY CEO | 0 | 0 | 0 |
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. This 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.
