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Tatton

Polluted by sewage 1,436 times in 2025 lasting 9,106 hours - That's 1.05 years!

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

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Live data for Tatton in 2026

So far this year (as of 18 May 2026, 12:00) there has been 2,101 hours of sewage overflows, from 102 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s

Totals for Tatton in 2025

38 Sites polluted by United Utilities
1,436 sewage dumps
9,106 hours duration
That's 12.65 months. On average 3.9 times a day

Change Over Time

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Pollution Summary 2025

Here are all the reported sewage overflow totals for Tatton in 2025. Sometimes sewage can be being dumped for months at a time.

Reporting refers to how much of the time the monitoring was active. In this constituency all the declared CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s appeared to have monitoring enabled for more than 50% of the year

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
United Utilities River Bollin HALE STORM TANKS & PUMPING STATION 129 996 99.9
United Utilities Mobberley Brook MOBBERLEY WWTW 131 986 99.75
United Utilities River Dean WILMSLOW STW 122 926 99.75
United Utilities Whitehall Brook ALDERLEY EDGE WWTW ALDYE 91 908 100
United Utilities Mobberley Brook Rv Bollin TOWN LANE CSO 101 835 89.6
United Utilities River Bollin BOWDON WASTEWATER TREATMENT WORKS 61 604 98.4
United Utilities Witton Brook OLLERSHAW LANE WW NTWK PS 39 592 100
United Utilities Birkin Brook KNUTSFORD WWTW 82 574 99.3
United Utilities Carr Brook ALDERLEY EDGE WWTW CSO 60 479 100
United Utilities Crow Brook NETHER PEOVER STW 26 354 100
United Utilities Slitten Brook DANE BANK ROAD CSO 481QY 79 294 100
United Utilities Marthall Brook OLLERTON SEWAGE PUMPING STATION 30 197 99.9
United Utilities Sow Brook SOW BROOK PS 12 158 99.9
United Utilities Slitten Brook RR NO 16 BRIDGEWATER ST CSO 483BR 51 119 99.6
United Utilities Agden Brook HIGH LEGH STW 15 103 100
United Utilities Kid COMBERBACH PS 13 102 98.7
United Utilities Birkin Brook Via Sws ST JOHNS WOOD CSO 272S9 39 97 94
United Utilities Weaver Navigation 42 RUNCORN ROAD CSO 28 95 98.7
United Utilities River Bollin CHANCEL LANE CSO 271I4 45 94 100
United Utilities Whitehall Brook Via Sws FULSHAW CROSS CSO 271U4 37 68 91.3
United Utilities Peover Eye PLUMLEY STW 63 61 100
United Utilities River Bollin QUARRY BANK MILL CSO 272M4 15 61 99.3
United Utilities Serpentine Water BEXTON ROAD COMBINED SEWER OVERFLOW 43 60 99.8
United Utilities River Bollin GREEN DRAGON HOTEL CSO 481EC 19 60 99.4
United Utilities Pedley Brook SANDLE BRIDGE WW NETWORK PS 7 53 96.6
United Utilities River Dean REEMAN COURT MANHOLE H4 CSO 272NY 9 47 99.5
United Utilities River Bollin BOLLIN WALK CSO 27074 21 41 96.4
United Utilities Moor Pool KNUTSFORD MAIN PUMPING STATION 9 40 100
United Utilities Trent And Mersey Canal REAR 237 RUNCORN ROAD CSO (472PR) 24 38 99.9
United Utilities River Bollin WILMSLOW PARK SOUTH CSO 2 9 99
United Utilities River Bollin THE CARRS COMBINED SEWER OVERFLOW 2 8 95.2
United Utilities River Bollin OPP RIVER ST CSO (273BY) 3 7 99.5
United Utilities Kid Brook Via Sws POPLAR COTTAGES CSO 8 6 98.7
United Utilities Bridgewater Canal OUGHTRIGHTON LANE CSO 482KO 1 5 84
United Utilities Clvrt'D River Bollin HAWTHORN LANE CSO 9 5 99.5
United Utilities Trent WOODLANDS GROVE CSO 6 4 99.6
United Utilities Birkin Brook MOBBERLEY RD CSO 2 2 94.4
United Utilities River Dean DEAN ROAD CSO 278A2 2 1 99.6
United Utilities Unknown ANDERTON FIELD NO28 0 0 81.6
United Utilities Wincham Brook MANCHESTER ROAD (LOSTOCK) CSO 0 0 100
United Utilities M/Chester Ship Canal REAR OF 68 WHITBARROW RD 0 0 69.8

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.

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Analysing sewage pollution by the Water Industry

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