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Polluted by sewage 325 times in 2025 lasting 823 hours
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Donate NowHere are all the reported sewage overflow totals for Belper in 2025. Sometimes sewage can be being dumped for months at a time.
Reporting refers to how much of the time the monitoring was active. In this place all the declared CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s appeared to have monitoring enabled for more than 50% of the year
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Severn Trent Water | River Derwent | BELPER SEWAGE TREATMENT WORKS | 44 | 373 | 100 |
| Severn Trent Water | River Derwent | AREAS MILFORD & BELPER/SM & EM O/F | 98 | 180 | 98.75 |
| Severn Trent Water | River Derwent | BARGATE ROAD CSO | 12 | 69 | 100 |
| Severn Trent Water | River Derwent | DERBY ROAD | 31 | 60 | 96.3 |
| Severn Trent Water | River Derwent | BRIDGE FOOT COMBINED SEWER OVERFLOW | 18 | 57 | 100 |
| Severn Trent Water | River Derwent | BRIDGE HILL/BELPER LANE CSO | 46 | 31 | 100 |
| Severn Trent Water | River Derwent | BRIDGE STREET CSO | 35 | 20 | 100 |
| Severn Trent Water | River Derwent | BROADHOLME PUMPING STATION | 6 | 20 | 96.1 |
| Severn Trent Water | Coppice Brook | DERBY RD-GIBFIELD LN CSO | 14 | 4 | 95.7 |
| Severn Trent Water | River Derwent | BRIDGE STREET-FIELD LANE JCN CSO | 11 | 2 | 100 |
| Severn Trent Water | Bottle Brook | KILBURN - RAWSON GREEN CSO | 3 | 2 | 99.2 |
| Severn Trent Water | River Derwent | DERBY ROAD CSO | 4 | 0 | 100 |
| Severn Trent Water | Bottle Brook | KILBURN - DERBY RD/BYWELL LN CSO | 1 | 0 | 100 |
| Severn Trent Water | River Derwent | THE FLEET COMBINED SEWER OVERFLOW | 2 | 0 | 84.7 |
| Severn Trent Water | Coppice Brook | KING ST-STRUTT ST CSO | 0 | 0 | 100 |
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