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Polluted by sewage 151 times in 2025 lasting 942 hours
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Donate NowHere are all the reported sewage overflow totals for Witham 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 constituency 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 % |
|---|---|---|---|---|---|
| Anglian Water | River Brain | WHITE NOTLEY WATER RECYCLING CENTRE | 22 | 228 | 98.6 |
| Anglian Water | Tollesbury Fleet To Blackwater | TOLLESBURY WATER RECYCLING CENTRE | 17 | 177 | 100 |
| Anglian Water | River Colne | EARLS COLNE WATER RECYCLING CENTRE | 10 | 111 | 98.9 |
| Anglian Water | River Colne | HALSTEAD (LANGLEY) WRC | 10 | 94 | 99.9 |
| Anglian Water | Stisted Brook River Blackwater | STISTED STW | 4 | 65 | 100 |
| Anglian Water | Virley Brook Salcottcreek | TIPTREE WATER RECYCLING CENTRE | 6 | 54 | 99.9 |
| Anglian Water | Roman River | COPFORD WATER RECYCLING CCENTRE | 10 | 46 | 100 |
| Anglian Water | Layer Brook | TOLLESHUNT KNIGHTS FORGE PS | 7 | 44 | 100 |
| Anglian Water | Layer Brook | GORSE LANE TERMINAL PUMPING STATION | 4 | 25 | 100 |
| Anglian Water | Tidal River Chelmer | WITHAM STW | 3 | 17 | 100 |
| Anglian Water | Roman River | LAYER DE-LA-HAYE STW | 3 | 14 | 100 |
| Anglian Water | . | EAST ST COGGESHALL | 4 | 12 | 98.4 |
| Anglian Water | River Ter | HATFIELD PEVEREL CRABBS HILL PS | 3 | 12 | 83.1 |
| Anglian Water | River Colne | EARLS COLNE CHURCH HILL #3 CSO | 17 | 10 | 99.4 |
| Anglian Water | Penny'S Brook River Blackwater | SCHOOL ROAD PS | 1 | 10 | 100 |
| Anglian Water | River Blackwater | OUTLET AT GREY'S MILL | 11 | 8 | 99.7 |
| Anglian Water | River Colne | EARLS COLNE | 6 | 3 | 100 |
| Anglian Water | . | STATION RD KELVEDON | 5 | 1 | 70.15 |
| Anglian Water | Bowstead Brook River Blackwate | TOLLESHUNT D'ARCY STW | 3 | 1 | 93.5 |
| Anglian Water | River Blackwater | COGGESHALL WATER RECYCLING CENTRE | 2 | 1 | 100 |
| Anglian Water | River Colne | EARLS COLNE ST ANDREWS CHURCH CSO | 3 | 1 | 94.2 |
| Anglian Water | River Blackwater | COGGESHALL EAST STREET RO 18 CSO | 0 | 0 | 100 |
| Anglian Water | Spicketts Brook Blackwater | GREAT TOTHAM STW | 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
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