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Here are all the reported sewage overflow totals for River Blyth in 2025. Sometimes sewage can be being dumped for months at a time.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Northumbrian Water | River Blyth | BLYTH NO5 SPS | 81 | 917 | 100 |
| Northumbrian Water | River Blyth | BLYTH (NEW) SEWAGE TREATMENT WORKS | 31 | 380 | 97.6 |
| Northumbrian Water | River Blyth | BATES COLLIERY SPS | 39 | 341 | 100 |
| Northumbrian Water | River Blyth | CRAMLINGTON SEWAGE TREATMENT WORKS | 53 | 312 | 96.9 |
| Northumbrian Water | River Blyth | SOUTH BLYTH HARBOUR CSO | 34 | 152 | 89.2 |
| Northumbrian Water | River Blyth | FRONT STREET CSO CH68 | 32 | 57 | 99.7 |
| Northumbrian Water | River Blyth | BANK TOP CSO | 26 | 36 | 99.7 |
| Northumbrian Water | River Blyth | BLYTH NO6 SPS | 29 | 15 | 99.8 |
| Northumbrian Water | River Blyth | RIDLEY STREET SPS | 1 | 0 | 99.9 |
| Northumbrian Water | River Blyth | COWPEN ROAD CSO | 0 | 0 | 99.4 |
| Northumbrian Water | River Blyth | SOLINGEN ESTATE CSO | 0 | 0 | 95.9 |
| Northumbrian Water | River Blyth | HARTFORD BRIDGE SEWAGE PUMPING STAN | 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