Sheffield South East - Live Sewage

Polluted by sewage 1,540 hours in 2026 , monitoring offline 63,116 hours , potential overflows 614 hours so far..

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

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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 Sheffield South East 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.

Totals for Sheffield South East in 2026

Sewage1,540 hours
Monitoring offline63,116 hours
Potential pollution614 hours
Storm overflows64

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Daily Data

Jan - 461 hours , 614 potential
Feb - 555 hours , 6,720 offline
Mar - 115 hours , 7,503 offline
Apr - 1 hours , 7,920 offline
May - 77 hours , 7,842 offline
Jun - 0 hours , 7,042 offline
Jul - 0 hours , 6,320 offline
Aug - 216 hours , 5,855 offline
Sept - 4 hours , 5,271 offline
Oct - 108 hours , 4,244 offline
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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 39 409h 25m -
Yorkshire Water CATCLIFFE ROAD/NO 2 CSO Car Brook 30 329h -
Yorkshire Water JOHN CALVERT ROAD/CSO River Rother 12 145h 24m 614 h
Yorkshire Water BROMPTON ROAD/CSO River Don 48 122h 33m 8 h
Yorkshire Water GLENHOLME ROAD/CSO Shirtcliff Brook 28 103h 55m -
Yorkshire Water SENIOR ROAD/CSO Tbc When Permit Issued 7 102h 20m -
Yorkshire Water DARNALL ROAD/CSO Kirkbridge Dike 24 38h 19m 8 h
Yorkshire Water BRAMLEY PARK CLOSE/CSO Shirtcliff Brook 20 34h 25m -
Yorkshire Water HALSALL AVENUE/CSO Car Brook 11 26h 14m -
Yorkshire Water SHEFFIELD ROAD WORKS/CSO Don 18 25h 58m -
Yorkshire Water RAVENCARR ROAD/CSO Car Brook 18 21h 25m 7 h
Yorkshire Water DYKE VALE ROAD 1/CSO Shire Brook 8 20h 17m -
Yorkshire Water ST LAWRENCE ROAD/CSO Don 12 13h 56m -
Yorkshire Water BACON LANE/CSO River Don 12 13h 52m -
Yorkshire Water POOLE ROAD EAST/CSO Car Brook 14 12h 40m -
Yorkshire Water RAINBOW AVENUE/CSO Shire Brook 5 12h 12m -
Yorkshire Water THE MILL/NO 2 CSO Short Brook 14 12h 12m -
Yorkshire Water HANDSWORTH ROAD/NO 2 CSO Car Brook 12 11h 24m -
Yorkshire Water SEAGRAVE CRESCENT/2 CSO Shire Brook 9 9h 44m -
Yorkshire Water ALPORT ROAD/CSO Shire Brook 9 8h 59m -
Yorkshire Water BIRLEY MANSFIELD RD/CSO Shire Brook 8 7h 51m -
Yorkshire Water GREENLAND ROAD/CSO Car Brook 8 7h 43m -
Yorkshire Water CARR FORGE ROAD/CSO Shire Brook 6 4h 58m -
Yorkshire Water SHEFFIELD RD TINSLEY/CSO Don 6 4h 58m -
Yorkshire Water BOWDEN HOWSTEADS/NO 2 CSO Car Brook 10 4h 28m -
Yorkshire Water PRINCE OF WALES RD/2 CSO Car Brook 2 3h 38m -
Yorkshire Water GREENGATE LANE/CSO River Rother 2 3h 20m -
Yorkshire Water HASTILAR ROAD SOUTH/CSO Shire Brook 3 2h 51m -
Yorkshire Water ATLAS WORKS/CSO River Don 3 2h 45m -
Yorkshire Water NORMANTON SPRING/CSO Shire Brook 5 2h 38m 199 h
Yorkshire Water DYKE VALE ROAD 2/NO 2 CSO Shire Brook In Culvert 2 2h 34m -
Yorkshire Water CARLISLE STREET EAST/CSO Duke Of Norfolk'S Culvert 2 2h 28m -
Yorkshire Water QUEEN MARY ROAD/CSO Car Brook 2 1h 57m -
Yorkshire Water FERRARS ROAD/CSO Don 3 1h 51m -
Yorkshire Water GREENLAND WAY/CSO Car Brook 1 1h 43m -
Yorkshire Water HASTILAR ROAD/CSO Car Brook 3 1h 34m -
Yorkshire Water BEIGHTON/CSO Shire Brook 4 1h 27m -
Yorkshire Water BEAUMONT ROAD/CSO Car Brook 1 1h 27m 96 h
Yorkshire Water TOWN STREET SHEFFLD/CSO Don 1 1h 13m -
Yorkshire Water FAIRLEIGH/CSO Car Brook 1 0h 59m -
Yorkshire Water RABY STREET/CSO Don 1 0h 51m 3,282 h
Yorkshire Water TULIP TREE CLOSE/CSO River Rother 2 0h 44m -
Yorkshire Water HARBOROUGH AVENUE/CSO Car Brook 1 0h 44m -
Yorkshire Water STEVENSON ROAD/CSO Varies With Outlet 1 0h 42m -
Yorkshire Water BRUNSWICK SCHOOL/CSO Shirtcliff Brook 2 0h 28m -
Yorkshire Water DELVES ROAD/NO 2 CSO Shire Brook 1 0h 27m -
Yorkshire Water ATTERCLIFFE HILL/CSO Kirk Bridge Dike 1 0h 14m -
Yorkshire Water CRICKET INN CRESCENT/CSO River Don 0 0h -
Yorkshire Water VULCAN ROAD/CSO River Don 0 0h 7,149 h
Yorkshire Water UPWELL STREET/CSO Not Matched In Ea Consents Database 0 0h 5,053 h
Yorkshire Water PIPWORTH ROAD/CSO Car Brook 0 0h 6,637 h
Yorkshire Water EFFINGHAM STREET/CSO River Don 0 0h 6,637 h
Yorkshire Water ARMSTEAD ROAD/NO 2 CSO Ochre Dyke 0 0h 6,637 h
Yorkshire Water ATTERCLIFFE COMMON/CSO River Don 0 0h -
Yorkshire Water EFFINGHAM ROAD/CSO River Don 0 0h 6,637 h
Yorkshire Water HORSEWOOD ROAD/CSO Shirtcliff Brook 0 0h -
Yorkshire Water BADGER DRIVE/CSO Shirtcliff Brook 0 0h -
Yorkshire Water MEADOWHALL WAY/NO 2 CSO River Don 0 0h -
Yorkshire Water FITZHUBERT ROAD/CSO Car Brook 0 0h 4,201 h
Yorkshire Water FURNIVAL ROAD/CSO River Don 0 0h 6,637 h
Yorkshire Water SHEFF RD WOODHOUSE/2 CSO Clvrt Shire Brook 0 0h -
Yorkshire Water ALSING ROAD/CSO Blackburn Brook 0 0h 5,735 h
Yorkshire Water QUEENS ROAD BEIGHTON/CSO Ochre Beck 0 0h 4,186 h
Yorkshire Water CARLISLE STREET RND/CSO River Don 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

Annual figures up to and including 2025 come from official water company returns. The 2026 figure is our own estimate, derived continuously from the companies' live data feeds.

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.