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Polluted by sewage 315 times in 2025 lasting 546 hours
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Donate NowHere are all the reported sewage overflow totals for Ipswich 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 | Tidal River Orwell | IPSWICH-CLIFF QUAY WRC | 41 | 153 | 100 |
| Anglian Water | River Orwell | IPSWICH-WHERSTEAD ROAD PS | 47 | 90 | 99.2 |
| Anglian Water | River Orwell | IPSWICH-CLIFF QUAY WRC | 28 | 88 | 99.8 |
| Anglian Water | River Orwell | IPSWICH-CLIFF QUAY WRC | 41 | 64 | 99.6 |
| Anglian Water | River Orwell | IPSWICH WOLSEY STREET PS | 66 | 43 | 99.9 |
| Anglian Water | Orwell Estuary | PORTMANS WALK TANK PUMPING STATION | 23 | 39 | 96.05 |
| Anglian Water | Tidal River Orwell | STOKE BRIDGE CSO | 11 | 23 | 99.9 |
| Anglian Water | River Orwell | LONDON RD/HADLEIGH RD - MH8504 | 27 | 23 | 98.8 |
| Anglian Water | River Orwell T | MAIDENHALL STORM OUTFALL | 22 | 13 | 100 |
| Anglian Water | River Orwell | YARMOUTH ROAD CSO | 3 | 3 | 100 |
| Anglian Water | River Orwell | DOCK STREET PUMPING STATION | 5 | 2 | 96.4 |
| Anglian Water | River Gipping | HADLEIGH ROAD CSO | 1 | 0 | 99.7 |
| Anglian Water | River Gipping | RIVERSIDE ROAD CSO | 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