Stockton North - 2025 Sewage

Polluted by sewage 2,837 hours in 2025 , monitoring offline 6,511 hours , potential overflows 829 hours

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

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View Annual Sewage Data

You're looking at the totals that we have calculated for sewage in Stockton North 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.

Totals for Stockton North in 2025

Sewage2,837 hours
Monitoring offline6,511 hours
Potential pollution829 hours
Storm overflows76

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Daily Data

Jan - 581 hours , 777 offline
Feb - 32 hours , 96 potential
Mar - 27 hours , 150 potential
Apr - 0 hours , 24 offline
May - 8 hours , 101 offline
Jun - 23 hours , 56 potential
Jul - 236 hours , 215 potential
Aug - 4 hours , 80 potential
Sept - 345 hours , 456 offline
Oct - 90 hours , 620 offline
Nov - 1,085 hours
Dec - 400 hours , 206 potential
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Northumbrian Water PORTRACK SEWAGE TREATMENT WORKS River Tees 23 196h -
Northumbrian Water HILLS JOINERY CSO Lustrum Beck, 29 193h 38m 230 h
Northumbrian Water Unknown Unknown 45 165h 54m 26 h
Northumbrian Water Unknown Unknown 34 156h 34m 560 h
Northumbrian Water PORTRACK SEWAGE TREATMENT WORKS River Tees 22 136h 49m -
Northumbrian Water Unknown Unknown 65 128h 18m 88 h
Northumbrian Water FURNESS PS OUTFALL River Tees-Saline Estuary 8 108h 51m -
Northumbrian Water Unknown Unknown 10 100h 54m 14 h
Northumbrian Water Unknown Unknown 23 94h 43m 52 h
Northumbrian Water Unknown Unknown 28 92h 58m -
Northumbrian Water EASTBOURNE SOUTH CSO Lustrum Beck 17 84h 24m -
Northumbrian Water STATION ROAD STORM SEWAGE OVERFLOW Billinghan Beck 17 83h 50m -
Northumbrian Water Unknown Unknown 16 79h 7 h
Northumbrian Water Unknown Unknown 21 76h 8m 113 h
Northumbrian Water Unknown Unknown 10 70h 2m 85 h
Northumbrian Water Unknown Unknown 19 67h 31m 1,151 h
Northumbrian Water PORT CLARENCE EAST PUMPING STATION River Tees 10 64h 28m -
Northumbrian Water Unknown Unknown 3 54h 18m 38 h
Northumbrian Water Unknown Unknown 17 52h 34m -
Northumbrian Water BROWNS BRIDGE CSO Lustrum Beck 7 50h 50m -
Northumbrian Water Unknown Unknown 22 50h 36m 15 h
Northumbrian Water TILERY STORM SEWAGE PUMPING STATION Lustrum Beck 8 49h 14m -
Northumbrian Water COWPEN BEWLEY SPS Cowbridge Beck 7 46h 48m -
Northumbrian Water BISHOPTON ROAD CSO Lustrum Beck 10 45h 52m -
Northumbrian Water Unknown Unknown 10 44h 5m 566 h
Northumbrian Water Unknown Unknown 5 42h 49m 5 h
Northumbrian Water QUEENSPORT CLOSE CSO Lustrum Beck 6 38h 46m -
Northumbrian Water BISHOP STREET NORTH COMBINED SEWER OVERFLOW River Tees 8 37h 44m -
Northumbrian Water LONDONDERRY ROAD/GREEN LANE CSO Lustrum Beck 9 37h 6m -
Northumbrian Water STOCKTON EAST CSO Lustrum Beck 7 36h 32m -
Northumbrian Water NORTON SPS Billingham Beck 5 29h 50m -
Northumbrian Water Unknown Unknown 6 28h 18m 155 h
Northumbrian Water THORPE THEWLES SPS Thorpe Beck 7 28h 17m -
Northumbrian Water NEWPORT SEWAGE PUMPING STATION Billingham Beck 10 28h 10m -
Northumbrian Water BISHOP STREET NORTH COMBINED SEWER OVERFLOW River Tees 9 24h 44m -
Northumbrian Water Unknown Unknown 11 21h 8m 1,705 h
Northumbrian Water Unknown Unknown 8 20h 11m 21 h
Northumbrian Water Unknown Unknown 9 20h 6m -
Northumbrian Water Unknown Unknown 15 15h 30m 96 h
Northumbrian Water TEESDALE AVENUE CSO Billingham Beck 3 15h 26m -
Northumbrian Water Unknown Unknown 8 15h 2m 15 h
Northumbrian Water BOWESFIELD LANE CSO River Tees Estuary 6 14h 44m -
Northumbrian Water Unknown Unknown 6 11h 3m 11 h
Northumbrian Water PORT CLARENCE WEST P.STN River Tees 11 10h 20m -
Northumbrian Water WHITE HOUSE ROAD 1+2 CSO Thorpe Beck, Bill.Beck 6 10h 6m -
Northumbrian Water NEW ROAD CSO Mill Race 10 9h 28m -
Northumbrian Water DARLINGTON CSO Lustrum Beck 5 9h 24m -
Northumbrian Water Unknown Unknown 9 8h 24m 346 h
Northumbrian Water Unknown Unknown 3 8h 10m -
Northumbrian Water Unknown Unknown 9 4h 39m 260 h
Northumbrian Water CALF FALLOW LANE SPS Billingham Beck 3 3h 42m -
Northumbrian Water Unknown Unknown 8 3h 125 h
Northumbrian Water CSO AT MILL TERRACE Thorpe Beck 3 1h 54m -
Northumbrian Water WESTFIELD COURT CSO Lustrum Beck 3 1h 50m -
Northumbrian Water Unknown Unknown 2 1h 50m 7 h
Northumbrian Water Unknown Unknown 3 1h 45m 158 h
Northumbrian Water Unknown Unknown 3 1h 9m -
Northumbrian Water WHITE HOUSE ROAD 1+2 CSO Thorpe Beck, Bill.Beck 2 0h 50m -
Northumbrian Water Unknown Unknown 4 0h 29m 947 h
Northumbrian Water Unknown Unknown 1 0h 14m -
Northumbrian Water Unknown Unknown 1 0h 2m -
Northumbrian Water CSO AND SPS AT MIDDLESBROUGH ROAD River Tees Saline Estuary 0 0h -
Northumbrian Water Unknown Unknown 0 0h -
Northumbrian Water TOWER STREET CSO River Tees 0 0h -
Northumbrian Water Unknown Unknown 0 0h 31 h
Northumbrian Water BISHOP STREET NORTH COMBINED SEWER OVERFLOW River Tees 0 0h -
Northumbrian Water Unknown Unknown 0 0h -
Northumbrian Water Unknown Unknown 0 0h 477 h
Northumbrian Water Unknown Unknown 0 0h 23 h
Northumbrian Water TOWER STREET COMBINED SEWER OVERFLOW River Tees 0 0h -
Northumbrian Water Unknown Unknown 0 0h -
Northumbrian Water Unknown Unknown 0 0h -
Northumbrian Water Unknown Unknown 0 0h -
Northumbrian Water Unknown Unknown 0 0h -
Northumbrian Water DARLINGTON LANE SSO Lustrum Beck 0 0h -
Northumbrian Water Unknown Unknown 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.