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Liverpool Riverside - Live Sewage

Polluted by sewage 321 hours in 2026 , monitoring offline 22 hours , potential overflows 165 hours so far..

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

Which Year?

Select Another Constituency

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✔ means we have live data (𝑥 if not)

View Annual Sewage Data

You're looking at the totals that we have calculated for sewage in Liverpool Riverside so far for 2026. 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 the last reported year in the other page

What's a potential overflow? If the CSO goes 'Offline' while its Overflowing, we don't know if it stopped overflowing until we get a 'Stop' event.

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Daily Data

Jan - 84 hours , 24 potential
Feb - 175 hours , 140 potential
Mar - 43 hours
Apr - 6 hours , 20 offline
May - 11 hours
Jun - 0 hours
Jul - 0 hours
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
United Utilities LIVERPOOL WwTW River Mersey Estuary 43 183h 28m 1 h
United Utilities LIVERPOOL WwTW River Mersey Estuary 28 135h 17m 164 h
United Utilities Sandhills Lane CSO Mersey Estuary 4 2h 23m 0 h
United Utilities Battery Lane CSO Mersey Estuary 2 0h 29m -
United Utilities Beacons Gutter CSO River Mersey Estuary 2 0h 9m -
United Utilities Northern CSO River Mersey Estuarine Waters 1 0h 3m 20 h
United Utilities Gower Street/Kings Dock CSO River Douglas 0 0h -
United Utilities Northern CSO River Mersey Estuarine Waters 0 0h -
United Utilities St. Nicholas Storm Sewer overflow Mill Dam 0 0h -
United Utilities Sandhills Lane CSO Mersey Estuary 0 0h -
United Utilities Battery Lane CSO Mersey Estuary 0 0h -
United Utilities LIVERPOOL WwTW River Mersey Estuary 0 0h -
United Utilities Bankhall Relief CSO River Mersey 0 0h -
United Utilities Beacons Gutter CSO River Mersey Estuary 0 0h -
United Utilities St. Nicholas Storm Sewer overflow Mill Dam 0 0h -
United Utilities Gower Street/Kings Dock CSO River Douglas 0 0h -
United Utilities Bankhall Relief CSO River Mersey 0 0h -
United Utilities Park Street SO River Mersey Estuary 0 0h -
United Utilities LIVERPOOL WwTW River Mersey Estuary 0 0h -
United Utilities Park Street SO River Mersey Estuary 0 0h -
United Utilities Bankhall CSO River Mersey 0 0h -
United Utilities Bankhall CSO River Mersey 0 0h -

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. Live sewage data from Stream Water API

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.