Oldham East and Saddleworth was polluted by sewage 412 times in 2024
lasting 2,385 hours

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
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✔ means we have experimental daily data since 2023
Live data for Oldham East and Saddleworth in 2025
So far this year (as of Apr 16, 2025, 5:30 PM) there has been 789 hours of sewage overflows
Totals for Oldham East and Saddleworth in 2024
17 Sites polluted by United Utilities
412 sewage dumps
2,385 h duration
That's 3.31 months. On average 1.1 times a day
Change Over Time
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Daily Data
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.
     Monitoring Online      Monitoring Offline      Polluting      Potentially Polluting      Unknown
Daily data is experimental and data is not guaranteed to be accurate. Please inform us of any issue, we will fix.

Pollution Summary 2024

Here 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 0 of the total 19 CSO locations had reporting enabled for less than half the year, of which 0 had zero reporting.

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

Data Sources & Accuracy

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.