Ellesmere Port and Bromborough - 2025 Sewage

Polluted by sewage 4,490 hours in 2025

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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 Ellesmere Port and Bromborough for 2025. It is an estimate, based on very poor quality live data from the Water Companies. This may not align with the 'official' reported sewage values from the water companies, which is reported in April following then end of the year - so 2025 numbers are reported in April 2026.

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Constituencies near Ellesmere Port and Bromborough

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Ellesmere Port and Bromborough, 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 Site Name Receiving Waterway Overflow Days Total Duration (hours) Total Duration (days)
United Utilities BROMBOROUGH WwTW River Mersey Estuary 90 1,028 h 18m 42.83
United Utilities Dock Road South PS, Bromborough River Mersey Estuary 68 562 h 4m 23.42
United Utilities BROMBOROUGH WwTW River Mersey Estuary 76 540 h 12m 22.5
United Utilities BROMBOROUGH WwTW River Mersey Estuary 27 396 h 43m 16.5
United Utilities Mayfield Drive PS1 CSO (512EZ) River Mersey Estuary 68 347 h 41m 14.46
United Utilities Rivacre Valley Park CSO Rivacre Brook 51 335 h 17m 13.96
United Utilities Dock Road South PS, Bromborough River Mersey Estuary 23 233 h 52m 9.71
United Utilities Dock Road South Mersey Estuary 35 189 h 11m 7.88
United Utilities BROMBOROUGH WwTW River Mersey Estuary 19 174 h 10m 7.25
United Utilities The Dell CSO Mersey Estuary 36 131 h 23m 5.46
United Utilities Power House Road PS Manchester Ship Canal 31 126 h 5m 5.25
United Utilities Rivacre Valley Park CSO (182OG) (ELL0010) Rivacre Brook 12 74 h 24m 3.08
United Utilities Mayfield Drive PS1 CSO (512EZ) River Mersey Estuary 14 61 h 37m 2.54
United Utilities Dock Road South Mersey Estuary 13 58 h 10m 2.42
United Utilities Eastham Rake Combined Sewer Overflow (Site ID 51068) (WIR0111) Dibbinsdale Brook 9 48 h 42m 2
United Utilities Little Stanney SO Stanney Brook 8 38 h 20m 1.58
United Utilities Rivacre Valley Park CSO (182OG) (ELL0010) Rivacre Brook 7 24 h 54m 1
United Utilities The Dell CSO Mersey Estuary 12 24 h 16m 1
United Utilities Eastham Village CSO Mersey Estuary 20 23 h 54m 0.96
United Utilities Thermal Road Port, Causeway Mersey Estuary 15 20 h 32m 0.83
United Utilities Rivacre Valley Park CSO Rivacre Brook 12 18 h 28m 0.75
United Utilities Power House Road PS Manchester Ship Canal 6 16 h 56m 0.67
United Utilities Eastham Village CSO Mersey Estuary 4 4 h 6m 0.17
United Utilities Bromborough Pool Village PS Mersey Estuary 2 3 h 59m 0.12
United Utilities Rear of Valley Drive CSO Rivacre Brook 3 3 h 16m 0.12
United Utilities Eastham Rake Combined Sewer Overflow (Site ID 51068) (WIR0111) Dibbinsdale Brook 1 2 h 49m 0.08
United Utilities Thermal Road Port, Causeway Mersey Estuary 2 1 h 6m 0.04
United Utilities Mayfield Drive Ww Ntwk PS River Mersey 0 0 h 0
United Utilities Rear of Valley Drive CSO Rivacre Brook 0 0 h 0
United Utilities No 3 Park Road CSO Manchester Ship Canal 0 0 h 0
United Utilities No 3 Park Road CSO Manchester Ship Canal 0 0 h 0
United Utilities Mayfield Drive Ww Ntwk PS River Mersey 0 0 h 0
United Utilities Bromborough Pool Village PS Mersey Estuary 0 0 h 0
United Utilities Little Stanney SO Stanney Brook 0 0 h 0
United Utilities Port Causeway/Crossway CSO Bromborough Pool 0 0 h 0
United Utilities Port Causeway/Crossway CSO Bromborough Pool 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. 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.