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Sheffield South East - 2025 Sewage

Polluted by sewage 2,384 hours in 2025 , monitoring offline 32,529 hours , potential overflows 7,421 hours

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

Which Year?

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View Annual Sewage Data

You're looking at the totals that we have calculated for sewage in Sheffield South East 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.

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 - 690 hours , 169 potential
Feb - 13 hours , 27 potential
Mar - 99 hours , 599 potential
Apr - 2 hours , 720 potential
May - 6 hours , 744 potential
Jun - 4 hours , 720 potential
Jul - 87 hours , 744 potential
Aug - 0 hours , 744 potential
Sept - 207 hours , 720 potential
Oct - 102 hours , 744 potential
Nov - 738 hours , 720 potential
Dec - 429 hours , 744 potential
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Yorkshire Water BLACKBURN MEADOWS/STW River Don 46 584 h 35m -
Yorkshire Water CATCLIFFE ROAD/NO 2 CSO Car Brook 29 281 h 2m -
Yorkshire Water GLENHOLME ROAD/CSO Shirtcliff Brook 38 168 h 27m -
Yorkshire Water BROMPTON ROAD/CSO River Don 52 131 h 52m -
Yorkshire Water BRAMLEY PARK CLOSE/CSO Shirtcliff Brook 34 93 h 5m -
Yorkshire Water RAINBOW AVENUE/CSO Shire Brook 9 74 h 59m -
Yorkshire Water DYKE VALE ROAD 2/NO 2 CSO Shire Brook In Culvert 9 68 h 54m -
Yorkshire Water SHEFFIELD ROAD WORKS/CSO Don 26 67 h 53m -
Yorkshire Water THE MILL/NO 2 CSO Short Brook 24 65 h 41m -
Yorkshire Water RAVENCARR ROAD/CSO Car Brook 25 63 h 54m -
Yorkshire Water CRICKET INN CRESCENT/CSO River Don 8 63 h 30m -
Yorkshire Water HALSALL AVENUE/CSO Car Brook 25 62 h 56m 59 h
Yorkshire Water TOWN STREET SHEFFLD/CSO Don 6 58 h 45m 169 h
Yorkshire Water JOHN CALVERT ROAD/CSO River Rother 4 52 h 13m 8,580 h
Yorkshire Water DARNALL ROAD/CSO Kirkbridge Dike 15 50 h 42m 5,170 h
Yorkshire Water ST LAWRENCE ROAD/CSO Don 21 50 h 6m -
Yorkshire Water SEAGRAVE CRESCENT/2 CSO Shire Brook 19 47 h 51m -
Yorkshire Water DYKE VALE ROAD 1/CSO Shire Brook 19 47 h 35m 287 h
Yorkshire Water ALPORT ROAD/CSO Shire Brook 25 47 h 18m 85 h
Yorkshire Water BIRLEY MANSFIELD RD/CSO Shire Brook 14 43 h 7m -
Yorkshire Water POOLE ROAD EAST/CSO Car Brook 23 42 h 54m -
Yorkshire Water BACON LANE/CSO River Don 25 42 h 30m -
Yorkshire Water HANDSWORTH ROAD/NO 2 CSO Car Brook 25 28 h 5m -
Yorkshire Water GREENLAND ROAD/CSO Car Brook 16 19 h 4m -
Yorkshire Water FERRARS ROAD/CSO Don 7 19 h 4m 498 h
Yorkshire Water SHEFFIELD RD TINSLEY/CSO Don 13 16 h 33m -
Yorkshire Water CARR FORGE ROAD/CSO Shire Brook 14 15 h 38m -
Yorkshire Water ATTERCLIFFE HILL/CSO Kirk Bridge Dike 2 13 h 15m 4,085 h
Yorkshire Water TULIP TREE CLOSE/CSO River Rother 8 10 h 52m 422 h
Yorkshire Water HASTILAR ROAD SOUTH/CSO Shire Brook 9 7 h 19m -
Yorkshire Water NORMANTON SPRING/CSO Shire Brook 7 6 h 26m -
Yorkshire Water UPWELL STREET/CSO Not Matched In Ea Consents Database 7 6 h 24m -
Yorkshire Water ATLAS WORKS/CSO River Don 10 5 h 57m 2,013 h
Yorkshire Water GREENGATE LANE/CSO River Rother 6 5 h 7m -
Yorkshire Water BEIGHTON/CSO Shire Brook 7 4 h 25m -
Yorkshire Water BOWDEN HOWSTEADS/NO 2 CSO Car Brook 3 2 h 42m 16 h
Yorkshire Water HASTILAR ROAD/CSO Car Brook 2 2 h 23m -
Yorkshire Water HORSEWOOD ROAD/CSO Shirtcliff Brook 1 2 h 14m -
Yorkshire Water GREENLAND WAY/CSO Car Brook 4 1 h 59m -
Yorkshire Water BEAUMONT ROAD/CSO Car Brook 3 1 h 56m -
Yorkshire Water PRINCE OF WALES RD/2 CSO Car Brook 5 1 h 14m -
Yorkshire Water FAIRLEIGH/CSO Car Brook 3 0 h 57m -
Yorkshire Water CARLISLE STREET RND/CSO River Don 2 0 h 48m -
Yorkshire Water CARLISLE STREET EAST/CSO Duke Of Norfolk'S Culvert 3 0 h 43m -
Yorkshire Water BRUNSWICK SCHOOL/CSO Shirtcliff Brook 2 0 h 32m -
Yorkshire Water SHEFF RD WOODHOUSE/2 CSO Clvrt Shire Brook 1 0 h 32m -
Yorkshire Water DELVES ROAD/NO 2 CSO Shire Brook 2 0 h 24m -
Yorkshire Water VULCAN ROAD/CSO River Don 0 0 h 736 h
Yorkshire Water STEVENSON ROAD/CSO Varies With Outlet 0 0 h -
Yorkshire Water PIPWORTH ROAD/CSO Car Brook 0 0 h -
Yorkshire Water EFFINGHAM STREET/CSO River Don 0 0 h -
Yorkshire Water ARMSTEAD ROAD/NO 2 CSO Ochre Dyke 0 0 h -
Yorkshire Water HARBOROUGH AVENUE/CSO Car Brook 0 0 h -
Yorkshire Water ATTERCLIFFE COMMON/CSO River Don 0 0 h -
Yorkshire Water EFFINGHAM ROAD/CSO River Don 0 0 h -
Yorkshire Water BADGER DRIVE/CSO Shirtcliff Brook 0 0 h -
Yorkshire Water QUEEN MARY ROAD/CSO Car Brook 0 0 h -
Yorkshire Water MEADOWHALL WAY/NO 2 CSO River Don 0 0 h -
Yorkshire Water FITZHUBERT ROAD/CSO Car Brook 0 0 h -
Yorkshire Water FURNIVAL ROAD/CSO River Don 0 0 h -
Yorkshire Water SENIOR ROAD/CSO Tbc When Permit Issued 0 0 h -
Yorkshire Water ALSING ROAD/CSO Blackburn Brook 0 0 h 7,790 h
Yorkshire Water QUEENS ROAD BEIGHTON/CSO Ochre Beck 0 0 h 4,625 h
Yorkshire Water RABY STREET/CSO Don 0 0 h 5,410 h

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.