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Polluted by sewage 412 times in 2024 lasting 2,385 hours
Monitoring fell below 50% in some locations so could be more
So far this year (as of May 29, 2025, 1:15 AM) there has been 789 hours of sewage overflows
Your local MP is Debbie Abrahams (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 Oldham East and Saddleworth, 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 Oldham East and Saddleworth 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 1 of the total 19 CSO locations had reporting enabled for less than half the year.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| United Utilities | River Tame | SADDLEWORTH WWTW | 65 | 796 | 99.7 |
| United Utilities | River Tame Via Sws | GREENFIELD CHEW VALLEY ROAD CSO | 53 | 593 | 99 |
| United Utilities | River Tame | ST ANNES SQUARE CSO | 61 | 277 | 98.7 |
| United Utilities | River Beal | SHAW MAIN OUTFALL | 25 | 255 | 99.8 |
| United Utilities | River Tame | CLIFTON HOLMES CSO | 67 | 141 | 98.2 |
| United Utilities | Glodwick Brook | SNIPE CLOUGH CSO | 28 | 110 | 94.6 |
| United Utilities | River Tame | GRASSCROFT SEWAGE SCHEME | 17 | 105 | 99.1 |
| United Utilities | Clvrt'D Section Hodge Clough | 674 RIPPONDEN ROAD CSO | 19 | 54 | 100 |
| United Utilities | River Irk | FIR LANE COMBINED SEWER OVERFLOW | 35 | 17 | 99.2 |
| United Utilities | Luzley Brook | COWLISHAW CSO | 8 | 10 | 98.5 |
| United Utilities | River Beal Via Sws | STONELEIGH PARK CSO | 13 | 7 | 99.3 |
| United Utilities | River Tame | DELPH NEW ROAD/STATION APPROACH CSO | 4 | 5 | 90.1 |
| United Utilities | River Tame | DOBCROSS NEW ROAD CSO | 9 | 5 | 98.7 |
| United Utilities | River Tame | HOREST LANE COMBINED SEWER OVERFLOW | 2 | 2 | 44.1 |
| United Utilities | Diggle Brook | STANDEDGE RD DIGGLE SSO | 2 | 0 | 89.3 |
| United Utilities | Wood Brook | WOODBROOK ROAD CSO | 2 | 0 | 99.3 |
| United Utilities | Culvert Glodwick Brook | ABBEYHILLS COMBINED SEWER OVERFLOW | 2 | 0 | 98.8 |
| United Utilities | River Tame | EAST GREENFIELD CSO | 0 | 0 | 99.3 |
| United Utilities | River Medlock | ABBEYHILLS COMBINED SEWER OVERFLOW | 0 | 0 | 99.3 |
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