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Houghton and Sunderland South - 2025 Sewage

Polluted by sewage 1,429 hours in 2025 , monitoring offline 5,557 hours , potential overflows 425 hours

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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 Houghton and Sunderland South 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 - 313 hours , 438 offline
Feb - 42 hours , 803 offline
Mar - 10 hours , 5 potential
Apr - 3 hours , 29 potential
May - 4 hours , 771 offline
Jun - 9 hours , 429 offline
Jul - 64 hours , 716 offline
Aug - 32 hours , 390 potential
Sept - 163 hours , 1,025 offline
Oct - 45 hours , 281 offline
Nov - 470 hours , 152 offline
Dec - 268 hours , 436 offline
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Northumbrian Water SEDGELETCH SEWAGE TREATMENT WORKS Herrington Burn/Moors Burn 30 377 h 18m -
Northumbrian Water Unknown Unknown 16 142 h 24m 17 h
Northumbrian Water SHINEY ROW FOOTBRIDGE CSO Herrington Burn 23 114 h 40m -
Northumbrian Water Unknown Unknown 21 80 h 28m 15 h
Northumbrian Water Unknown Unknown 11 59 h 53m 11 h
Northumbrian Water Unknown Unknown 10 50 h 41m 49 h
Northumbrian Water Unknown Unknown 18 47 h 51m 7 h
Northumbrian Water Unknown Unknown 22 41 h 27m 289 h
Northumbrian Water HETTON ROAD CSO SU33 Rough Dene Burn 17 39 h 30m -
Northumbrian Water GOLDEN LION SPS River Wear 8 36 h 42m -
Northumbrian Water Unknown Unknown 14 36 h 15m 34 h
Northumbrian Water Unknown Unknown 12 35 h 1m 15 h
Northumbrian Water Unknown Unknown 22 33 h 34m 924 h
Northumbrian Water Unknown Unknown 6 30 h 28m 14 h
Northumbrian Water Unknown Unknown 7 29 h 32m 432 h
Northumbrian Water GILLAS LANE WEST CSO (SU30) Rainton Burn 15 26 h 42m -
Northumbrian Water POTTERY LANE PS Wear Estuary 5 25 h 23m -
Northumbrian Water WARDEN GROVE SSO Rainton Burn 18 24 h 52m -
Northumbrian Water AVENUE VIVIAN CSO SU013 Moors Burn 15 23 h 14m -
Northumbrian Water Unknown Unknown 11 19 h 12m -
Northumbrian Water 66 ROSS LEA CSO Herrington Burn 8 14 h 30m -
Northumbrian Water STANHOPE CLOSE CSO SU 26 Rainton Burn 10 13 h 12m -
Northumbrian Water Unknown Unknown 10 12 h 56m 246 h
Northumbrian Water Unknown Unknown 6 10 h 43m -
Northumbrian Water Unknown Unknown 1 10 h 15m 79 h
Northumbrian Water Unknown Unknown 32 9 h 8m 545 h
Northumbrian Water Unknown Unknown 5 8 h 56m 54 h
Northumbrian Water Unknown Unknown 6 8 h 33m 412 h
Northumbrian Water SEDGELETCH BRIDGE CSO Moors Burn 5 7 h 40m -
Northumbrian Water WESTBOURNE DRIVE CSO Herrington Burn 4 6 h 58m -
Northumbrian Water Unknown Unknown 6 6 h 53m 31 h
Northumbrian Water BRINKBURN CRESCENT CSO (SU28) Moors Burn, Lumley Park 6 6 h 40m -
Northumbrian Water CHURCH STREET NO26 CSO Moors Burn 7 6 h 26m -
Northumbrian Water ELEMORE VALE SPS Hetton Burn 2 5 h 22m -
Northumbrian Water HETTON-LE-HOLE SSO NO. 3 Hetton Burn 3 4 h 44m -
Northumbrian Water Unknown Unknown 2 4 h 2m 55 h
Northumbrian Water Unknown Unknown 5 3 h 24m 7 h
Northumbrian Water Unknown Unknown 5 2 h 14m 15 h
Northumbrian Water SEAHAM ROAD CSO SU35 Houghton Burn 4 2 h 8m -
Northumbrian Water Unknown Unknown 2 2 h 4m 15 h
Northumbrian Water BOURN LEA CSO CH087 Herrington Burn 1 1 h 28m -
Northumbrian Water Unknown Unknown 3 1 h 4m 29 h
Northumbrian Water HETTON PARK BOWLING GREEN CSO Hetton Burn 1 0 h 52m 152 h
Northumbrian Water Unknown Unknown 2 0 h 50m 1,820 h
Northumbrian Water Unknown Unknown 3 0 h 38m 195 h
Northumbrian Water HETTON-LE-HOLE DAY CENTRE COMBINED SEWER OVERFLOW (SU37) Hetton Burn 1 0 h 38m -
Northumbrian Water Unknown Unknown 1 0 h 32m 2 h
Northumbrian Water Unknown Unknown 3 0 h 28m 8 h
Northumbrian Water Unknown Unknown 1 0 h 15m 7 h
Northumbrian Water Unknown Unknown 3 0 h 12m -
Northumbrian Water Unknown Unknown 2 0 h 7m 14 h
Northumbrian Water WEST PARK ESTATE CSO Herrington Burn Via A Culvert 2 0 h 4m -
Northumbrian Water GILLAS LANE EAST CSO (SU32) Rough Dene Burn 0 0 h -
Northumbrian Water Unknown Unknown 0 0 h -
Northumbrian Water OTTERBURN CRESCENT CSO Moors Burn 0 0 h -
Northumbrian Water BURNSIDE AVENUE CSO Moors Burn 0 0 h -
Northumbrian Water HOUGHTON LE SPRING CSO River Wear 0 0 h -
Northumbrian Water ST LUKES ROAD CSO River Wear 0 0 h -
Northumbrian Water BRINKBURN SSO Red Burn 0 0 h -
Northumbrian Water GOLF COURSE ROAD CSO Herrington Burn 0 0 h 436 h
Northumbrian Water OSMAN TERRACE CSO Moors Burn 0 0 h -
Northumbrian Water DAIRY LANE CSO SU024 Rainton Burn 0 0 h -
Northumbrian Water REAR ST MICHAELS CSO Red Burn 0 0 h -
Northumbrian Water A690 SLIP ROAD CSO, SU27 Rainton Burn 0 0 h -
Northumbrian Water SEDGELETCH STW Herrington Burn/Moors Burn 0 0 h -
Northumbrian Water Unknown Unknown 0 0 h 39 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.