Top of the Poops | Constituency | Wigan| Polluted by United Utilities

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✔ means we have experimental daily data since 2023

Live data for Wigan in 2025

So far this year (as of May 22, 2025, 11:30 PM) there has been 535 hours of sewage overflows

Totals for Wigan in 2024

21 Sites polluted by United Utilities

814 sewage dumps

2,525 hours duration

That's 3.51 months. On average 2.2 times a day

Change Over Time

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

Constituencies near Wigan

Waterways in Wigan

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Wigan, 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.

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Pollution Summary 2024

Here are all the reported sewage overflow totals for Wigan 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 1 of the total 24 CSO locations had reporting enabled for less than half the year.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
United Utilities	Of Ince Brook Via Sws	ST MARY'S ROAD CSO	151	555	97.9
United Utilities	Close Brook R Douglas	CLOSE BROOK CSO	31	283	96.8
United Utilities	River Douglas	CENTRAL PARK CSO 50090	72	271	98.6
United Utilities	Mill Brook	WIGAN ROAD CSO 50087	81	230	100
United Utilities	Ackhurst Brook R Douglas	IRVINES FARM CSO	81	219	100
United Utilities	River Douglas	CHORLEY RD, M.H. E36	67	166	99.1
United Utilities	River Douglas	GOWER STREET CSO 50126	35	145	99.9
United Utilities	Bradley Brook	BRADLEY LANE, M.H.830	44	109	97.4
United Utilities	Poolstock Brook	REAR OF 125 BAKER STREET CSO	29	95	99.1
United Utilities	River Douglas	GATHURST LANE SHEVINGTON CSO	42	85	100
United Utilities	Close Brook	GREENWOOD AVENUE CSO	17	76	88.9
United Utilities	Yellow Brook	HOLLY STREET/NEW SPRINGS CSO	23	69	99.4
United Utilities	River Douglas	GATHURST LANE SHEVINGTON CSO	46	64	96.3
United Utilities	Mill Brook	ARBOUR LANE PUMPING STATION	15	57	99.9
United Utilities	River Douglas Via Sws	BRADSHAW STREET CSO	24	35	99.4
United Utilities	Culverted River Douglas	LYNTON AVENUE CSO	16	17	98.8
United Utilities	Billy Pit Brook Lpool Canal	BEECH HILL LANE CSO 50089	5	16	100
United Utilities	River Douglas Via Sws	CHESTNUT ROAD CSO	11	8	92.7
United Utilities	River Douglas Via Sws	SPRINGFIELD ROAD CSO	14	7	95.1
United Utilities	River Douglas Via Sws	SOUTH OF BALL STREET CSO	6	6	46.6
United Utilities	Borsdane Brook	OLD FOLD ROAD CSO	4	4	99.3
United Utilities	Clarington Brook	WESTMOORLAND STREET/SCHOLES CSO	0	0	100
United Utilities	River Douglas	ORMSKIRK ROAD/FRANCE STREET CSO	0	0	99
United Utilities	River Douglas	NW JCT WOODHOUSE LANE	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

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(C) 2020-2024 Top-Of-The-Poops CC-BY-SA 4.0,
(C) Openstreetmap contributors, Contains OS data © Crown copyright and database right 2021-2024,
Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis (C) 2024 Top-Of-The-Poops

Wigan Polluted by sewage 814 times in 2024 lasting 2,525 hours Monitoring fell below 50% in some locations so could be more

Wigan