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Altrincham and Sale West was polluted by sewage 1,023 times in 2023
lasting 3,366 hours
- but monitoring was disabled in some locations, so could be more

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Constituency

✔ means we have experimental daily data since 2023

Totals for Altrincham and Sale West in 2023

16 Sites polluted by United Utilities

1,023 sewage dumps
3,366 h duration

That's 4.67 months. On average 2.8 times a day

Change Over Time

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Your local MP is Connor Rand (Labour) - Find out more about their interests, donors, and voting at They Work For You

Constituencies near Altrincham and Sale West

Waterways in Altrincham and Sale West

Pollution Summary 2023

Here are all the reported sewage overflow totals for Altrincham and Sale West 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 19 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	Sinderland Brook	ALTRINCHAM STW	108	782	99.9
United Utilities	River Bollin	PARK ROAD ARTHOG ROAD CSO 452LS	141	574	100
United Utilities	River Bollin	DUNHAM MASSEY STW	94	543	99.4
United Utilities	River Bollin	POOL BANK FARM BOWDON CSO 452L6	114	425	100
United Utilities	Timperley Brook	OAKFIELD ST COMBINED SEWER OVERFLOW	66	265	76.7
United Utilities	River Bollin Via Sws	DUNHAM MASSEY OUTFALL CSO (451SS)	75	231	100
United Utilities	Timperley Brook	GOLF ROAD PUMPING STATION	73	131	84.6
United Utilities	River Bollin	BARROW LANE CSO (451G7)	72	91	100
United Utilities	Timperley Brook	BROOK CLOSE CSO	44	82	57
United Utilities	Stromford Brook Via Sws	MANOR AVENUE CSO (45056)	78	80	100
United Utilities	Stromford Brk Rvr Mersey	THE AVENUE SYPHON CSO 452UO	42	57	100
United Utilities	Timperley Brook	STAMFORD NEW ROAD CSO	62	47	99.9
United Utilities	Manchester Ship Canal	PARKGATE FARM (WARBURTON) CSO	38	41	100
United Utilities	Sinderland Brook	ALTRINHAM WWTW HIGH LEVEL OVERFLOW	7	5	100
United Utilities	Stromford Brook	MANOR AVENUE/FIRS ROAD CSO	7	5	99.9
United Utilities	Timperley Brook	BALFOUR ROAD CSO	2	1	100
United Utilities	River Bollin Via Sws	CECIL ROAD/ASHLEY ROAD CSO	0	0	100
United Utilities	River Bollin	CHAPEL LANE	0	0	0
United Utilities	Timperley Brook	HAWTHORN ROAD CSO 451YJ	0	0	99.5

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.

Analysing sewage pollution by the Water Industry

With generous support from:

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