St Helens South and Whiston - Live Sewage

Polluted by sewage 305 hours this year so far...

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

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View Annual Sewage Data

You're looking at the totals that we have calculated for sewage in St Helens South and Whiston so far this year. It is an estimate, based on very poor quality live data from the Water Companies. The water companies report their sewage to the Environment Agency every year in April. You can see report for last year in the other page.

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Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for St Helens South and Whiston, 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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Totals so far

Company CSO ID Overflow Days Total Duration (hours) Total Duration (days)
United Utilities UUG1273 11 71 h 6m 2.96
United Utilities UUG0366 13 54 h 12m 2.25
United Utilities UUG0371 22 45 h 37m 1.88
United Utilities UUG0364 14 42 h 32m 1.75
United Utilities UUG0379 17 42 h 4m 1.75
United Utilities UUG0369 10 20 h 38m 0.83
United Utilities UUG0367 12 16 h 34m 0.67
United Utilities UUG0383 5 6 h 14m 0.25
United Utilities UUG0368 5 6 h 5m 0.25
United Utilities UUG0377 1 0 h 18m 0
United Utilities UUG0381 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. 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.