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Polluted by sewage 386 times in 2025 lasting 1,475 hours
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Donate NowHere are all the reported sewage overflow totals for Somercotes and Swanwick 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 Erewash | PYE BRIDGE WWTW | 44 | 360 | 99.9 |
| Severn Trent Water | Hartshay Brook | PADLEY HALL CSO | 63 | 215 | 100 |
| Severn Trent Water | Hartshay Brook | TOLL ROAD COMBINED SEWER OVERFLOW | 55 | 183 | 100 |
| Severn Trent Water | Oakerthorpe Brook | MORTIMER WILSON CSO | 41 | 171 | 100 |
| Severn Trent Water | Hartshay Brook | SWANWICK SEWAGE TREATMENT WORKS | 41 | 165 | 99.6 |
| Severn Trent Water | River Erewash | SOMERCOTES - LOWER BIRCHWOOD SPS | 20 | 109 | 99.8 |
| Severn Trent Water | Hickton Brook | HICKTON RD PUMPING STATION | 28 | 82 | 99.4 |
| Severn Trent Water | River Erewash | IRONVILLE - VICTORIA STREET SPS | 25 | 81 | 98.8 |
| Severn Trent Water | Hartshay Brook | DELVES FARM CSO | 31 | 44 | 100 |
| Severn Trent Water | River Erewash | SOMERCOTES - BIRCHWOOD LANE SPS | 7 | 22 | 100 |
| Severn Trent Water | Oakerthorpe Brook | ALFRETON - BROOK AVENUE CSO | 18 | 19 | 100 |
| Severn Trent Water | Alfreton Brook | HIGHFIELDS PUMPING STATION | 6 | 12 | 100 |
| Severn Trent Water | River Erewash | SOMERCOTES ROAD CSO | 3 | 5 | 100 |
| Severn Trent Water | Butterley Reservoir | OUTSIDE GOODWIN CSO | 3 | 0 | 99.8 |
| Severn Trent Water | Cromford Canal | GREENHILL INDUSTRIAL ESTATE CSO | 1 | 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
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.
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Get in touch if you have queries or want to discuss our data.
press [at] top-of-the-poops.org