Heywood and Middleton was polluted by sewage 1,502 times in 2023
lasting 6,712 hours
- but monitoring was disabled in some locations, so could be more

© OpenStreetMap contributors
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 Heywood and Middleton in 2023
28 Sites polluted by United Utilities
1,502 sewage dumps
6,712 h duration
That's 9.32 months. On average 4.1 times a day
Change Over Time
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Pollution Summary 2023

Here are all the reported sewage overflow totals for Heywood and Middleton 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 32 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 Trub Brook River Irwell CASTLETON WWTW CSTLT 123 1,336 99.4
United Utilities River Roch HEYWOOD (BOTANY STW) CSO 107 1,218 100
United Utilities River Roch PEEL LANE CSO NO. 1 96 707 53.1
United Utilities River Roch WATERFOLD LANE CSO 117 640 100
United Utilities River Roch HOOLEY BRIDGE CSO 87 465 56.7
United Utilities Unknown NORDEN/BAMFORD OUTFALL SEWER 89 410 88.5
United Utilities Clv Whit Brook FIELDING STREET CSO (ROC0193) 133 405 96.5
United Utilities River Irk MIDDLETON MAIN OUTFALL 99 365 98
United Utilities Wince Brook WHITLEY DRIVE CSO 74 200 99.9
United Utilities Wince Brook, River Irk KIRKWAY COMBINED SEWER OVERFLOW 80 177 99.1
United Utilities . CASTLETON SOUTH JUNCTION CSO 62 170 100
United Utilities River Irk WOOD STREET CSO 88 144 100
United Utilities Boardman Brook MAINWAY/WORCESTER ROAD CSO 42 121 100
United Utilities River Roch SUDDEN VALLEY SEWER 23 92 100
United Utilities River Roch PEEL LANE NO 2 CSO 65 90 28.6
United Utilities Trub Brook River Irk WAVERLEY RD CSO 352W4 61 59 100
United Utilities Whit Brook BOARSHAW ROAD CSO 55 39 100
United Utilities Millers Brook Via Sws JOHN STREET CSO 35020 44 33 47.5
United Utilities Whittle Brook MIDDLETON RD PS 3 17 100
United Utilities River Irk SPRING VALE COMBINED SEWER OVERFLOW 9 4 99.6
United Utilities Wince Brook Via Sws MAINWAYEAST/LINCOLN ROAD CSO 15 4 100
United Utilities Boardman Brook MANCHESTER NEW ROAD CSO 9 2 100
United Utilities River Irk MANCHESTER OLD ROAD CSO 8 2 100
United Utilities Naden Brook EDENFIELD ROAD CSO 3 0 100
United Utilities Whittle Brook Via Sws MIDDLETON ROAD CSO 4 0 99.8
United Utilities Clvrt'D Section River Irk LONG STREET COMBINED SEWER OVERFLOW 3 0 100
United Utilities Whit Brook JOHN LEE FOLD CSO 1 0 100
United Utilities Trub Brook Via Sws TINTERN ROAD (OFF THE LAND) CSO 2 0 100
United Utilities Boardman Brook MOSSWAY CSO 0 0 100
United Utilities Unknown MARLAND HILL SSO 0 0 0
United Utilities Whit Brook, River Irk BOARDSHAW ROAD CSO 0 0 99.9
United Utilities Naden Brook R Roch 745 EDENFIELD ROAD CSO 0 0 100

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.