St Helens North was polluted by sewage 1,454 times in 2023
lasting 11,575 hours - that's 1.34 years!
- 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 St Helens North in 2023
21 Sites polluted by United Utilities
1,454 sewage dumps
11,575 h duration
That's 1.34 years! On average 4 times a day
Change Over Time
Take Action
Your local MP is Conor McGinn (Independent) - Find out more about their interests, donors, and voting at They Work For You

Pollution Summary 2023

Here are all the reported sewage overflow totals for St Helens North 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 23 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 Unknown PARK ROAD NORTH 176 3,134 97.6
United Utilities Newton Brook WARGRAVE ROAD CSO 205 3,102 99.6
United Utilities Sankey Brook ST HELENS STW 132 1,349 99.45
United Utilities Dean Brook R Douglas DEAN WOOD CSO 121 819 100
United Utilities Newton Brook 10 WARWICK AVENUE CSO (42058) 80 487 97.7
United Utilities Black Brook BILLINGE SOUTH PS 68 465 100
United Utilities Dean Dam LODGE LANE COMBINED SEWER OVERFLOW 43 430 95.6
United Utilities Black Brook FOLDS ROAD COMBINED SEWER OVERFLOW 107 346 90.3
United Utilities Sankey Canal RED BROW CSO (42076) 76 322 99.7
United Utilities Rainford Brook WASHWAY LANE 72 295 100
United Utilities Sankey Brook WHARF ROAD CSO 42077 59 195 100
United Utilities Black Brook Via Sws CARR MILL ROAD CSO 84 151 96.7
United Utilities Ellams Brook, Newton Brook LODGE LANE COMBINED SEWER OVERFLOW 42 151 100
United Utilities Sankey Brook RUDD AVENUE 48 86 99.4
United Utilities Sankey Brook MALVERN ROAD CSO (42052) 54 84 100
United Utilities Sankey Brook WEST END/ WHARF ROAD CSO 425F3 39 81 100
United Utilities Sutton Brook Via Sws BERRYS LANE COMBINED SEWER OVERFLOW 17 40 97.2
United Utilities Unknown VICARAGE ROAD 5 19 100
United Utilities Unknown PENKFORD BRIDGE 21 10 99.7
United Utilities Newton Brook MILL LANE CSO 425E6 4 0 86
United Utilities Freshwater Stteam GRANGE VALLEY 1 0 100
United Utilities Sankey Brook GLOUCESTER STREET 0 0 0
United Utilities Sankey Brook WHARF 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.