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Polluted by sewage 597 times in 2024 lasting 7,089 hours
So far this year (as of Apr 30, 2025, 9:15 AM) there has been 915 hours of sewage overflows
Your local MP is Laura Kyrke-Smith (Labour) - 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 Aylesbury, 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 Aylesbury 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 all the declared CSOs appeared to have monitoring enabled for more than 50% of the year
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Anglian Water | Coombe Bottom Brook, R Ouzel | PUMPING STN AT IVINGHOE ASTON STW | 131 | 2,081 | 95.4 |
| Thames Water | Rowsham Brook | WINGRAVE WASTEWATER TREATMENT WORKS | 88 | 1,333 | 99.4 |
| Anglian Water | Whistle Brook, River Ouzel | IVINGHOE STW | 135 | 1,276 | 66.7 |
| Thames Water | River Thame | AYLESBURY WWTW | 54 | 663 | 100 |
| Thames Water | Groundwater Via Infilt System | DAGNALL WASTEWATER TREATMENT WORKS | 53 | 460 | 99.5 |
| Anglian Water | River Ouzel | NORTHALL PUMPING STATION | 42 | 459 | 100 |
| Anglian Water | Un River Ouzel | MENTMORE STW | 25 | 331 | 100 |
| Thames Water | Rowsham Brook | ROWSHAM WASTEWATER TREATMENT WORKS | 25 | 225 | 100 |
| Anglian Water | Wing Brook River Ouzel | CUBLINGTON (WING) STW | 25 | 143 | 90.2 |
| Thames Water | Thame | Marsworth | 19 | 114 | 99.9 |
| Thames Water | Tring Bourne | WATERY LANE SPS | 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. 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