It's a Dirty Business

Watch Channel 4's documentary about the state of the water industry, then sign the petition to bring water back to public ownership.

Stockton West - 2025 Sewage

Polluted by sewage 3,965 hours in 2025 , monitoring offline 8,961 hours , potential overflows 2,220 hours

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

Which Year?

Select Another Constituency

Select the constituency from the drop-down
✔ 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 Stockton West 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.

Take Action

Your local MP is Matt Vickers (Conservative) - Find out more about their interests, donors, and voting at They Work For You

Share this page, post a message, and tell others about the huge problem of sewage pollution across the UK

Daily Data

Jan - 1,131 hours , 639 offline
Feb - 216 hours , 19 potential
Mar - 11 hours , 1,239 offline
Apr - 1 hours , 367 offline
May - 13 hours , 1,335 offline
Jun - 116 hours , 373 potential
Jul - 205 hours , 1,196 offline
Aug - 26 hours , 230 potential
Sept - 448 hours , 249 potential
Oct - 137 hours , 181 potential
Nov - 1,025 hours , 1,142 potential
Dec - 630 hours , 24 potential
We need your support!

Please consider a one-off or small recurring donation. We need your help to keep this site going.

Donate Now

Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Northumbrian Water Unknown Unknown 32 459h 50m 26 h
Northumbrian Water Unknown Unknown 28 279h 27m 147 h
Northumbrian Water MIDDLETON AIRPORT STORM TW River Tees 17 267h 13m -
Northumbrian Water CARLTON & REDMARSHALL STW Whiton Beck 23 194h 59m -
Northumbrian Water Unknown Unknown 25 175h 21m 545 h
Northumbrian Water Unknown Unknown 16 124h 46m 22 h
Northumbrian Water CLOCKWOOD SEWAGE PUMPING STATION River Tees 16 118h 22m -
Northumbrian Water Unknown Unknown 13 110h 45m -
Northumbrian Water GRAYS ROAD CSO Lustrum Beck 6 107h 36m 766 h
Northumbrian Water AISLABY ROAD PUMPING STATION Tees Estuary 15 95h 32m -
Northumbrian Water WORSALL ROAD PUMPING STATION Skytering Beck 13 95h 25m -
Northumbrian Water Unknown Unknown 12 92h 43m 22 h
Northumbrian Water CARLTON VILLAGE PUMPING STATION Letch Beck 11 91h 54m -
Northumbrian Water Unknown Unknown 13 79h 36m 21 h
Northumbrian Water Unknown Unknown 17 78h 38m -
Northumbrian Water Unknown Unknown 12 78h 29m 203 h
Northumbrian Water MIDDLETON ONE ROW CSO River Tees 16 74h 38m -
Northumbrian Water Unknown Unknown 50 73h 42m 66 h
Northumbrian Water STRESSHOLME STW Tees 16 71h 24m -
Northumbrian Water Unknown Unknown 18 70h 7m -
Northumbrian Water Unknown Unknown 15 61h 57m 30 h
Northumbrian Water Unknown Unknown 27 55h 18m -
Northumbrian Water Unknown Unknown 19 55h 15m 14 h
Northumbrian Water Unknown Unknown 6 52h 58m 332 h
Northumbrian Water LONGNEWTON CSO STO07 Longnewton Beck 9 50h 18m -
Northumbrian Water Unknown Unknown 5 46h 18m 651 h
Northumbrian Water OXBRIDGE LANE CSO Lustrum Beck 8 44h 14m -
Northumbrian Water Unknown Unknown 8 42h 51m 135 h
Northumbrian Water CLOCKWOOD SEWAGE PUMPING STATION River Tees 7 42h 14m -
Northumbrian Water Unknown Unknown 26 41h 15m 31 h
Northumbrian Water Unknown Unknown 13 40h 25m 22 h
Northumbrian Water GRANGEFIELD ROAD SSO Lustrum Beck 10 40h -
Northumbrian Water Unknown Unknown 16 37h 49m 290 h
Northumbrian Water BISHOPTON MILL PS Whitton Beck 6 34h 54m -
Northumbrian Water BISHOPTON STW Bishopton Beck 14 34h 46m -
Northumbrian Water Unknown Unknown 9 31h 24m 32 h
Northumbrian Water Unknown Unknown 12 31h 21m 471 h
Northumbrian Water Unknown Unknown 11 30h 38m 635 h
Northumbrian Water HURWORTH PLACE SPS River Tees 7 29h 1m -
Northumbrian Water STILLINGTON OLD WORKS CSO ST004 Bishopton Beck 14 28h 24m -
Northumbrian Water Unknown Unknown 10 27h 50m -
Northumbrian Water Unknown Unknown 7 26h 23m 22 h
Northumbrian Water KIRKLEVINGTON STW Saltergill Beck 5 24h 26m -
Northumbrian Water LUSTRUM HIGH LEVEL CSO Lustrum Beck 7 23h 46m -
Northumbrian Water SADBERGE STW Carcut Beck 7 22h 4m -
Northumbrian Water WEST STREET SPS River Tees 4 22h 1m -
Northumbrian Water Unknown Unknown 10 20h 30m 609 h
Northumbrian Water NEASHAM EJECTOR STATION SPS Tees 5 19h 6m -
Northumbrian Water Unknown Unknown 11 15h 6m 2,178 h
Northumbrian Water Unknown Unknown 3 14h 40m 386 h
Northumbrian Water Unknown Unknown 7 13h 14m -
Northumbrian Water Unknown Unknown 11 12h 56m 79 h
Northumbrian Water SPRING WAY CSO ST021 Hartburn Beck 6 12h 2m -
Northumbrian Water TEESBANK AVENUE CSO Tees 5 11h 38m -
Northumbrian Water QUARRY PLANTATION CSO River Tees 5 11h 36m -
Northumbrian Water Unknown Unknown 7 11h 22m 359 h
Northumbrian Water NEASHAM ROAD PUMPING STATION Tees 6 11h -
Northumbrian Water EGGLESCLIFFE BANK CSO Tees Estuary 9 10h 58m -
Northumbrian Water OLD YARM SPS River Tees 3 10h 30m -
Northumbrian Water GRAYS ROAD CSO Lustrum Beck 4 9h 58m -
Northumbrian Water KILBURN ROAD CSO Greens Beck 4 8h 18m -
Northumbrian Water Unknown Unknown 5 7h 56m 15 h
Northumbrian Water CASTLETON WALK CSO Tees 3 7h 36m -
Northumbrian Water REAR OF WELL HOUSE FARM CSO Carcut Beck 6 7h 12m -
Northumbrian Water Unknown Unknown 3 4h 22m 0 h
Northumbrian Water Unknown Unknown 4 3h 9m -
Northumbrian Water Unknown Unknown 2 2h 50m 1,543 h
Northumbrian Water SUNDIAL PLACE CSO Bishopton Beck 4 2h 32m -
Northumbrian Water ATLAS WYND SEWAGE PUMPING STATION River Tees 1 2h 15m -
Northumbrian Water Unknown Unknown 3 2h 13m 253 h
Northumbrian Water Unknown Unknown 6 1h 47m 262 h
Northumbrian Water Unknown Unknown 1 1h 32m -
Northumbrian Water Unknown Unknown 8 1h 30m -
Northumbrian Water LONG NEWTON SEWAGE TREATMENT WORKS Longnewton Beck- 1 1h 29m -
Northumbrian Water WOODBOROUGH LANE CSO Elm Tree Beck 2 1h 24m -
Northumbrian Water Unknown Unknown 1 1h 16m -
Northumbrian Water Unknown Unknown 5 1h 11m -
Northumbrian Water HILTON SPS Brewsdale Beck 2 1h 4m -
Northumbrian Water Unknown Unknown 5 0h 52m -
Northumbrian Water SEYMOUR CRESCENT CSO Nelly Burdon'S Beck 2 0h 49m -
Northumbrian Water SOUTH STREET CSO ST003 Culverted W/C To Bishopton Bec 1 0h 26m -
Northumbrian Water Unknown Unknown 2 0h 23m 890 h
Northumbrian Water YARM BRIDGE CSO River Tees 2 0h 16m -
Northumbrian Water Unknown Unknown 2 0h 16m 96 h
Northumbrian Water GREEN'S LANE CSO Green'S Beck 1 0h 2m -
Northumbrian Water SADBERGE SEWAGE PUMPING STATION Bumper Ha\Ll Beck 0 0h -
Northumbrian Water Unknown Unknown 0 0h -
Northumbrian Water CSO TO REAR OF 62 GRANGE AVE Lustrum Beck 0 0h -
Northumbrian Water Unknown Unknown 0 0h 0 h
Northumbrian Water LEALHOME GROVE CSO Hartburn Beck 0 0h -
Northumbrian Water Unknown Unknown 0 0h 7 h
Northumbrian Water YARM ROAD / MUIRFIELD ROAD CSO River Tees 0 0h -
Northumbrian Water KIRK STREET CSO Culverted W/C To Bishopton Bec 0 0h -
Northumbrian Water ABATTOIR ST CSO Hartburn Beck 0 0h -
Northumbrian Water PRESTON LANE CSO Tees Estuary 0 0h -
Northumbrian Water Unknown Unknown 0 0h 5 h
Northumbrian Water AISLABY QUAY SPS River Tees 0 0h -
Northumbrian Water TEESSIDE HIGH SCHOOL PS River Tees 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.