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Polluted by sewage 298 times in 2024 lasting 912 hours
Monitoring was disabled in some locations, so could be more
So far this year (as of May 9, 2025, 4:30 AM) there has been 226 hours of sewage overflows
Your local MP is Iain Duncan Smith (Conservative) - Find out more about their interests, donors, and voting at They Work For You
We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Chingford and Woodford Green, here you can see overflows in red, the darker the red, the more the CSO overflowed that day.
Each CSO has a row, the most recent data is on the right hand side.
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Donate NowHere are all the reported sewage overflow totals for Chingford and Woodford Green in 2024. 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 3 of the total 12 CSO locations had reporting enabled for less than half the year. Of these 3 had zero reporting.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Thames Water | To River Roding | RAY LODGE ROAD | 73 | 363 | 92.8 |
| Thames Water | Ching Brook | BEECH HALL CRESCENT CSO | 56 | 241 | 100 |
| Thames Water | Wells Brook | PROSPECT ROAD CSO, | 66 | 233 | 99.9 |
| Thames Water | Roding | CHIGWELL ROAD, WOODFORD GREEN | 81 | 45 | 91.05 |
| Thames Water | River Roding | CSO AT HIGH ROAD | 14 | 18 | 100 |
| Thames Water | Lee | Chingford Storm Tanks | 2 | 4 | 100 |
| Thames Water | River Roding | KINGS AVENUE CSO | 3 | 2 | 100 |
| Thames Water | River Roding | HILLSIDE AVENUE CSO | 2 | 1 | 100 |
| Thames Water | To River Roding | THE BROADWAY | 1 | 1 | 99.8 |
| Thames Water | Roding | Snakes Lane | 0 | 0 | 0 |
| Thames Water | River Roding | BANCROFT RUGBY GROUND, | 0 | 0 | 0 |
| Thames Water | River Roding | WORCESTER CRESCENT CSO | 0 | 0 | 0 |
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. This 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