Polluted by sewage 1,142 hours in 2025
What's a potential overflow? If the CSO goes 'Offline' while its Overflowing, we don't know if it stopped overflowing until we get a 'Stop' event.
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| Company | Site Name | Receiving Waterway | Overflow Days | Total Duration (hours) | Offline/Potential Pollution |
|---|---|---|---|---|---|
| Anglian Water | Belaugh WRC | River Bure - Tidal | 25 | 548 h 54m | - |
| Anglian Water | AYLSHAM STW | River Blackwtaer | 25 | 510 h 27m | - |
| Anglian Water | Belaugh WRC | River Bure - Tidal | 6 | 49 h 8m | - |
| Anglian Water | AYLSHAM STW | River Blackwtaer | 3 | 13 h 47m | - |
| Anglian Water | HEVINGHAM-BRICKKILN LA SP | River Bure | 4 | 11 h 16m | - |
| Anglian Water | FOULSHAM-STATION RD STW | Foulsham Beck River Wensum | 2 | 5 h 29m | - |
| Anglian Water | HALVERGATE-MARSH RD SP | Halvergate Fleet Dyke Marsh Dy | 2 | 2 h 7m | - |
| Anglian Water | FAKENHAM-NORWICH ROAD OV | River Wensum | 2 | 0 h 52m | - |
| Anglian Water | FAKENHAM-NORWICH ROAD OV | River Wensum | 0 | 0 h | - |
| Anglian Water | Fakenham (Old and New) Water Recycling Centre | River Wensum | 0 | 0 h | - |
| Anglian Water | FOULSHAM-STATION RD STW | Foulsham Beck River Wensum | 0 | 0 h | - |
| Anglian Water | HEVINGHAM-BRICKKILN LA SP | River Bure | 0 | 0 h | - |
| Anglian Water | REEPHAM STW (NORFOLK) | Blackwater Drain | 0 | 0 h | - |
| Anglian Water | HALVERGATE-MARSH RD SP | Halvergate Fleet Dyke Marsh Dy | 0 | 0 h | - |
| Anglian Water | BUXTON-COLTISHALL RD TPS | Idb River Bure | 0 | 0 h | - |
| Anglian Water | Fakenham (Old and New) Water Recycling Centre | River Wensum | 0 | 0 h | - |
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.
This project is not associated, approved or endorsed by any of the companies whose logos you see here.