Heywood and Middleton North - 2025 Sewage

Polluted by sewage 3,987 hours in 2025

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024

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You're looking at the totals that we have calculated for sewage in Heywood and Middleton North for 2025. It is an estimate, based on very poor quality live data from the Water Companies. This may not align with the 'official' reported sewage values from the water companies, which is reported in April following then end of the year - so 2025 numbers are reported in April 2026.

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Constituencies near Heywood and Middleton North

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Heywood and Middleton North, 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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Daily data is experimental and data is not guaranteed to be accurate. Please inform us of any issue, we will fix.
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Total Duration (days)
United Utilities ROCHDALE WWTW River Roch 76 1,017 h 58m 42.38
United Utilities ROCHDALE WWTW River Roch 31 567 h 58m 23.62
United Utilities Heywood (Botany STW) CSO River Roch 22 432 h 14m 18
United Utilities Boardshaw Road CSO Whit Brook, River Irk 19 347 h 8m 14.46
United Utilities Heywood (Botany STW) CSO River Roch 25 190 h 26m 7.92
United Utilities Sudden Valley SSO River Roch 63 170 h 57m 7.08
United Utilities Hooley Bridge CSO River Roch 28 106 h 6m 4.42
United Utilities Spotland Bridge CSO River Spodden 37 94 h 34m 3.92
United Utilities Adj M62 Castleton Culverted Trub Brook 32 92 h 42m 3.83
United Utilities CASTLETON WwTW Trub Brook River Irwell 15 92 h 24m 3.83
United Utilities Wood Street CSO River Irk 38 89 h 46m 3.71
United Utilities CASTLETON WwTW Trub Brook River Irwell 14 82 h 36m 3.42
United Utilities Kirkway CSO Wince Brook, River Irk 35 79 h 37m 3.29
United Utilities Peel Lane CSO No 1 STORM OVERFLOW River Roch 34 71 h 19m 2.96
United Utilities Norden/Bamford Outfall SSO River Roch 16 68 h 47m 2.83
United Utilities Sudden Valley SSO River Roch 16 64 h 7m 2.67
United Utilities Peel Lane No. 2 CSO River Roch 29 54 h 19m 2.25
United Utilities Hooley Bridge CSO River Roch 9 42 h 14m 1.75
United Utilities Wood Street CSO River Irk 15 38 h 32m 1.58
United Utilities Waverley Road CSO Trub Brook River Irk 29 32 h 35m 1.33
United Utilities Adj M62 Castleton Culverted Trub Brook 9 31 h 38m 1.29
United Utilities Spotland Bridge CSO River Spodden 10 30 h 6m 1.25
United Utilities Middleton Road PS Whittle Brook 5 28 h 21m 1.17
United Utilities BOARSHAW ROAD CSO Whit Brook 21 21 h 40m 0.88
United Utilities Peel Lane CSO No 1 STORM OVERFLOW River Roch 9 20 h 44m 0.83
United Utilities Rooley Moor Road Healey Dell 24 18 h 20m 0.75
United Utilities John Street CSO Millers Brook Via Sws 15 18 h 6m 0.75
United Utilities Fielding Street CSO Clv Whit Brook 3 17 h 48m 0.71
United Utilities Spring Vale CSO River Irk 10 15 h 10m 0.62
United Utilities Peel Lane No. 2 CSO River Roch 7 12 h 54m 0.5
United Utilities Kirkway CSO Wince Brook, River Irk 5 11 h 6m 0.46
United Utilities Waterfold Lane CSO River Roch 20 8 h 52m 0.33
United Utilities Waterfold Lane CSO River Roch 4 5 h 50m 0.21
United Utilities Edenfield Road CSO Naden Brook 3 3 h 30m 0.12
United Utilities Middleton Road PS Whittle Brook 1 3 h 26m 0.12
United Utilities Tintern Road (Off the Land) CSO Trub Brook Via Sws 1 1 h 36m 0.04
United Utilities Long Street CSO (near the Market Place) Clvrt'D Section River Irk 3 1 h 6m 0.04
United Utilities BOARSHAW ROAD CSO Whit Brook 4 0 h 52m 0
United Utilities Waverley Road CSO Trub Brook River Irk 1 0 h 8m 0
United Utilities Marland Hill SSO River Roch 1 0 h 2m 0
United Utilities John Lee Fold CSO Whit Brook 0 0 h 0
United Utilities 745 Edenfield Road CSO Naden Brook R Roch 0 0 h 0
United Utilities Long Street CSO (near the Market Place) Clvrt'D Section River Irk 0 0 h 0
United Utilities Middleton Road (Heywood) CSO Whittle Brook Via Sws 0 0 h 0
United Utilities Tintern Road (Off the Land) CSO Trub Brook Via Sws 0 0 h 0
United Utilities MELLOR STREET CSO River Spodden 0 0 h 0
United Utilities Marland Hill SSO River Roch 0 0 h 0
United Utilities 745 Edenfield Road CSO Naden Brook R Roch 0 0 h 0
United Utilities Spring Vale CSO River Irk 0 0 h 0
United Utilities John Lee Fold CSO Whit Brook 0 0 h 0
United Utilities Norden/Bamford Outfall SSO River Roch 0 0 h 0
United Utilities Boardshaw Road CSO Whit Brook, River Irk 0 0 h 0
United Utilities Rooley Moor Road Healey Dell 0 0 h 0
United Utilities Fielding Street CSO Clv Whit Brook 0 0 h 0
United Utilities Middleton Road (Heywood) CSO Whittle Brook Via Sws 0 0 h 0
United Utilities John Street CSO Millers Brook Via Sws 0 0 h 0
United Utilities Edenfield Road CSO Naden Brook 0 0 h 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. Live sewage data from Stream Water API

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.

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© 2020-2025 Top-Of-The-Poops CC-BY-SA 4.0,
© Openstreetmap contributors, Contains OS data © Crown copyright and database right 2021-2025,
Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis © 2025 Top-Of-The-Poops

Some data reproduced under Open Government Licence

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