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March for Clean Water

Sefton Central was polluted by sewage 978 times in 2023
lasting 3,413 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 Sefton Central in 2023

16 Sites polluted by United Utilities

978 sewage dumps
3,413 h duration

That's 4.74 months. On average 2.7 times a day

Change Over Time

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

Constituencies near Sefton Central

Waterways in Sefton Central

Pollution Summary 2023

Here are all the reported sewage overflow totals for Sefton Central 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 18 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 Estuary	OS 49 ST ANDREWS ROAD CSO 38028	114	747	99.5
United Utilities	River Alt	ST MICHAELS ROAD/MANOR ROAD CSO	124	738	99.5
United Utilities	River Mersey Estuary	OPPOSITE 53 MOOR LANE CSO 382G6	132	365	98.2
United Utilities	River Mersey Estuary	THE BYPASS/LPOOL RD JUNCT CSO 382UR	96	364	100
United Utilities	River Alt	FORMBY WASTEWATER TREATMENT WORKS	54	312	99.9
United Utilities	River Mersey Estuary	O/S51 MOORLAND AVE CSO 382G6	114	290	98.1
United Utilities	Mersey Estuary	ST ANDREWS ROAD/ST MICHAEL CSO	78	211	99.7
United Utilities	Hunts Brook	THORNTON PUMPING STATION THRTN	21	105	100
United Utilities	River Mersey Estuary	COLLEGE ROAD ESHE ROAD CSO 38109	53	83	100
United Utilities	River Mersey Estuary	DIBBS LANE CSO 381RT	58	70	99.7
United Utilities	River Alt	MELLING WWTW	8	36	99.9
United Utilities	River Mersey Estuary	O/S 107 LIVERPOOL ROAD CSO 382D3	30	33	97.7
United Utilities	Sandy Brook	OPPOSITE NO.36 CARR LANE CSO	20	27	99.2
United Utilities	River Alt Estuarine Waters	RIVERSIDE ROAD PUMPING STATION	49	9	99.5
United Utilities	River Mersey Estuary	OUTSIDE 16 CORONATION RD CSO 381PQ	17	8	100
United Utilities	Moor Hey Brook	BRIDGE RD JCT COPY LANE	10	7	81
United Utilities	Maghull Brook	REAR 23 LIVERPOOL ROAD NORTH CSO	0	0	0
United Utilities	River Mersey Estuary	DIBBS LANE CSO 381RT	0	0	93.4

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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