Manchester, Withington was polluted by sewage 410 times in 2023
lasting 1,627 hours
- but monitoring was disabled in some locations, so could be more

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Contains OS Data © Crown copyright & database right 2021-2023
© Top of the Poops 2021-2023
✔ means we have experimental daily data since 2023
Totals for Manchester, Withington in 2023
10 Sites polluted by United Utilities
410 sewage dumps
1,627 h duration
That's 2.26 months. On average 1.1 times a day
Change Over Time
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Pollution Summary 2023

Here are all the reported sewage overflow totals for Manchester, Withington in 2023. 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 12 CSO locations had reporting enabled for less than half the year, of which 1 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
United Utilities River Mersey BARLOW MOOR ROAD 111 782 100
United Utilities River Mersey WITHINGTON PUMPING STATION 28009 127 492 99.9
United Utilities Chorlton Brook Via Culvert MAULDETH ROAD WEST CSO (28043) 71 152 89.8
United Utilities Chorlton Brook Via Sws EDGE LANE/WILBRAHAM CSO 43 70 100
United Utilities River Mersey BARLOW MOOR RD/PALATINE RD CSO 21 64 100
United Utilities Chorlton Brook MAULDETH ROAD CSO 19 32 99.8
United Utilities River Mersey BURTON ROAD WITHINGTON CSO 28056 3 28 99.9
United Utilities Chorlton Brook BEECH ROAD/CLAUDE RAOD CSO 6 1 97.7
United Utilities Chorleton Brook Via Sws EDGE LANE/MANCHESTER ROAD/HIGH LANE 5 1 100
United Utilities Cringle Brook LOMBARD GR/LORNE RD 4 0 98.2
United Utilities Chorlton Brook ST WERBURGHS RD CSO SITE 282T5 0 0 94.2
United Utilities Leigh Brook WILMSLOW RD/BROOK RD CSO 0 0 0

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.