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Tatton - Live Sewage

Polluted by sewage 2,101 hours in 2026 , monitoring offline 1,034 hours , potential overflows 803 hours so far..

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

Which Year?

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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 Tatton 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 - 247 hours
Feb - 1,157 hours , 1 potential
Mar - 515 hours , 281 potential
Apr - 44 hours , 518 potential
May - 136 hours , 1 potential
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 Town Lane CSO Mobberley Brook Rv Bollin 55 420h 58m 3 h
United Utilities ALDERLEY EDGE WwTW Whitehall Brook 48 321h 19m 274 h
United Utilities MOBBERLEY WwTW Mobberley Brook 30 209h 10m -
United Utilities KNUTSFORD WwTW Birkin Brook 36 185h 30m 510 h
United Utilities Ollershaw Lane PS Witton Brook 15 184h 36m -
United Utilities WILMSLOW WwTW River Dean 27 159h 39m -
United Utilities Hale Storm Tanks and WwPPS River Bollin 21 156h 29m -
United Utilities Alderley Edge WwTW CSO MAC0174 Carr Brook 29 93h 31m -
United Utilities WILMSLOW WwTW River Dean 18 56h 7m -
United Utilities Dane Bank Road CSO Slitten Brook 31 54h 54m -
United Utilities HIGH LEGH WwTW Agden Brook 4 51h 34m 796 h
United Utilities Hale Storm Tanks and WwPPS River Bollin 18 29h 22m -
United Utilities Sproston WWTW River Croco 13 21h 44m -
United Utilities Tabley WWTW Tabley Brook 6 20h 14m -
United Utilities MOBBERLEY WwTW Mobberley Brook 22 17h 32m -
United Utilities Rear of No. XXX Bridgewater Street CSO Slitten Brook 16 16h 38m 24 h
United Utilities CHANCEL LANE CSO River Bollin 17 12h 54m -
United Utilities Middlewich Road/Parkfield Road CSO River Dane Via Sws 15 11h 28m 0 h
United Utilities Rear of Knowle House CSO River Dean 9 10h 26m -
United Utilities Hoo Green WwTW Tabley Brook 9 9h 48m 145 h
United Utilities St Johns Road CSO Birkin Brook Via Sws 9 8h 36m -
United Utilities PLUMLEY WwTW Peover Eye 16 7h 35m 31 h
United Utilities NETHER PEOVER WwTW Crow Brook 1 7h 22m -
United Utilities Sandle Bridge Wastewater Network PS Pedley Brook 2 7h 14m -
United Utilities Fulshaw Cross CSO Whitehall Brook Via Sws 10 6h 36m -
United Utilities Bexton Road CSO Serpentine Water 9 5h 46m -
United Utilities Eagle Brow CSO (489KT) River Mersey 3 5h 6m -
United Utilities Anderton Field No. 28 Marbury Brook 4 1h 46m -
United Utilities GREEN DRAGON HOTEL CSO River Bollin 3 1h 24m 0 h
United Utilities Rear 237 Runcorn Road CSO Trent And Mersey Canal 3 1h 18m -
United Utilities The Wilmslow Park Road CSO Whitfield Brook 3 1h 6m 2 h
United Utilities OWLEY WOOD ROAD CSO River Weaver 4 0h 50m 25 h
United Utilities QUARRY BANK MILL CSO River Bollin 1 0h 36m -
United Utilities Hawthorn Lane Clvrt'D River Bollin 2 0h 36m 1 h
United Utilities Comberbach PS Kid 1 0h 35m -
United Utilities Dean Road CSO River Dean 3 0h 28m 2 h
United Utilities 42 Runcorn Road CSO Weaver Navigation 1 0h 18m 0 h
United Utilities Poplar Cottages CSO Kid Brook Via Sws 0 0h -
United Utilities PLUMLEY WwTW Peover Eye 0 0h -
United Utilities Fulshaw Cross CSO Whitehall Brook Via Sws 0 0h -
United Utilities MOBBERLEY WwTW Mobberley Brook 0 0h -
United Utilities Middlewich Road/Parkfield Road CSO River Dane Via Sws 0 0h -
United Utilities Knutsford Main PS Moor Pool 0 0h -
United Utilities Sproston WWTW River Croco 0 0h -
United Utilities Knutsford Main PS Moor Pool 0 0h -
United Utilities GREEN DRAGON HOTEL CSO River Bollin 0 0h -
United Utilities CHANCEL LANE CSO River Bollin 0 0h -
United Utilities NETHER PEOVER WwTW Crow Brook 0 0h -
United Utilities Manchester Road (Lostock) CSO Wincham Brook 0 0h -
United Utilities Dane Bank Road CSO Slitten Brook 0 0h -
United Utilities Town Lane CSO Mobberley Brook Rv Bollin 0 0h -
United Utilities Alderley Edge WwTW CSO MAC0174 Carr Brook 0 0h -
United Utilities THE CARRS CSO River Bollin 0 0h -
United Utilities Mobberley Road Combined Sewer Overflow (Site ID 272GZ) (MAC0122) Birkin Brook 0 0h -
United Utilities Poplar Cottages CSO Kid Brook Via Sws 0 0h -
United Utilities Rear of 68 Whitbarrow Road M/Chester Ship Canal 0 0h -
United Utilities Eagle Brow CSO (489KT) River Mersey 0 0h -
United Utilities Rear of No. XXX Bridgewater Street CSO Slitten Brook 0 0h -
United Utilities Comberbach PS Kid 0 0h -
United Utilities The Wilmslow Park Road CSO Whitfield Brook 0 0h -
United Utilities Mobberley Road Combined Sewer Overflow (Site ID 272GZ) (MAC0122) Birkin Brook 0 0h -
United Utilities Tabley WWTW Tabley Brook 0 0h -
United Utilities Anderton Field No. 28 Marbury Brook 0 0h -
United Utilities Rear of 68 Whitbarrow Road M/Chester Ship Canal 0 0h 1 h
United Utilities Wilmslow Park South Combined Sewer Overflow (Site ID 272YI) (MAC0047) River Bollin 0 0h -
United Utilities Wilmslow Park South Combined Sewer Overflow (Site ID 272YI) (MAC0047) River Bollin 0 0h -
United Utilities Reeman Court (Manhole H4) River Dean 0 0h -
United Utilities ALDERLEY EDGE WwTW Whitehall Brook 0 0h -
United Utilities Sow Brook PS Sow Brook 0 0h -
United Utilities Sandle Bridge Wastewater Network PS Pedley Brook 0 0h -
United Utilities Manchester Road (Lostock) CSO Wincham Brook 0 0h -
United Utilities KNUTSFORD WwTW Birkin Brook 0 0h -
United Utilities Bexton Road CSO Serpentine Water 0 0h -
United Utilities Sagars Rd CSO (279DF) Dean Brook 0 0h -
United Utilities Sow Brook PS Sow Brook 0 0h -
United Utilities Hawthorn Lane Clvrt'D River Bollin 0 0h -
United Utilities OWLEY WOOD ROAD CSO River Weaver 0 0h -
United Utilities WILMSLOW WwTW River Dean 0 0h -
United Utilities Oughtrington Lane CSO Bridgewater Canal 0 0h -
United Utilities QUARRY BANK MILL CSO River Bollin 0 0h -
United Utilities HIGH LEGH WwTW Agden Brook 0 0h -
United Utilities Hoo Green WwTW Tabley Brook 0 0h -
United Utilities Dean Road CSO River Dean 0 0h -
United Utilities Woodlands Grove CSO Trent 0 0h -
United Utilities Rear of Knowle House CSO River Dean 0 0h -
United Utilities Hale Storm Tanks and WwPPS River Bollin 0 0h -
United Utilities Reeman Court (Manhole H4) River Dean 0 0h -
United Utilities Ollershaw Lane PS Witton Brook 0 0h -
United Utilities WILMSLOW WwTW River Dean 0 0h -
United Utilities Ollerton PS Marthall Brook 0 0h -
United Utilities 42 Runcorn Road CSO Weaver Navigation 0 0h -
United Utilities Sagars Rd CSO (279DF) Dean Brook 0 0h -
United Utilities Hale Storm Tanks and WwPPS River Bollin 0 0h -
United Utilities THE CARRS CSO River Bollin 0 0h -
United Utilities Rear 237 Runcorn Road CSO Trent And Mersey Canal 0 0h -
United Utilities Woodlands Grove CSO Trent 0 0h -
United Utilities Opp River Street CSO River Bollin 0 0h 17 h
United Utilities MOBBERLEY WwTW Mobberley Brook 0 0h -
United Utilities Oughtrington Lane CSO Bridgewater Canal 0 0h -
United Utilities Opp River Street CSO River Bollin 0 0h -
United Utilities Ollerton PS Marthall Brook 0 0h -
United Utilities St Johns Road CSO Birkin Brook Via Sws 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.