River Mersey Estuary polluted by sewage 1,865 times in 2024 - lasting 12,535 hours

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
Totals for River Mersey Estuary in 2024
23 Sites polluted by United Utilities
1,865 sewage dumps
12,535 h duration
That's 1.45 years! On average 5.1 times a day

Pollution Summary 2024

Here are all the reported sewage overflow totals for River Mersey Estuary in 2024. Sometimes sewage can be being dumped for months at a time.

These numbers are very slightly different from the Rivers page. We're working on it.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
United Utilities River Mersey Estuary BROMBOROUGH WWTW 325 3,635 93.85
United Utilities River Mersey Estuary LIVERPOOL WWTW 253 2,137 100
United Utilities River Mersey Estuary WIDNES WWTW 167 1,711 100
United Utilities River Mersey Estuary DOCK ROAD SOUTH CSO 137 1,423 87.9
United Utilities River Mersey Estuary WALLASEY WW PUMPING STATION 269 1,401 99.87
United Utilities River Mersey Estuary OS 49 ST ANDREWS ROAD CSO 38028 109 714 99.3
United Utilities River Mersey Estuary OPPOSITE 53 MOOR LANE CSO 382G6 134 403 99
United Utilities River Mersey Estuary DOCK ROAD SOUTH CSO 90 397 97.7
United Utilities River Mersey Estuary O/S51 MOORLAND AVE CSO 382G6 126 336 98.8
United Utilities River Mersey Estuary COLLEGE ROAD ESHE ROAD CSO 38109 59 132 99.2
United Utilities River Mersey Estuary DIBBS LANE CSO 381RT 58 92 99
United Utilities River Mersey Estuary MACDERMOTT ROAD PUMPING STATION 17 61 100
United Utilities River Mersey Estuary O/S 107 LIVERPOOL ROAD CSO 382D3 27 30 86.8
United Utilities River Mersey Estuary RIMROSE BROOK CSO 24 10 100
United Utilities River Mersey Estuary FULWOOD CSO 8 10 100
United Utilities River Mersey Estuary BOOTLE NORTHERN OPC CSO 99102 17 9 100
United Utilities River Mersey Estuary OUTSIDE 16 CORONATION RD CSO 381PQ 12 6 99.3
United Utilities River Mersey Estuary PARK STREET COMBINED SEWER OVERFLOW 3 4 100
United Utilities River Mersey Estuary BEACONS GUTTER SSO 14 4 100
United Utilities River Mersey Estuary DIBBS LANE CSO 381RT 8 3 90.2
United Utilities River Mersey Estuary MILLERS BRIDGE CSO 99004 2 3 100
United Utilities River Mersey Estuary THE BYPASS/LPOOL RD JUNCT CSO 382UR 5 2 26.4
United Utilities River Mersey Estuary WALLASEY COASTAL DRIVE 51052 1 0 100
United Utilities River Mersey Estuary TANHOUSE LANE 0 0 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.