Top of the Poops | Constituency | Middlesbrough and Thornaby East| Polluted by Northumbrian Water

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✔ means we have experimental daily data since 2023

Live data for Middlesbrough and Thornaby East in 2025

So far this year (as of May 9, 2025, 5:00 AM) there has been 2,025 hours of sewage overflows

Totals for Middlesbrough and Thornaby East in 2024

21 Sites polluted by Northumbrian Water

584 sewage dumps

2,132 hours duration

That's 2.96 months. On average 1.6 times a day

Change Over Time

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Constituencies near Middlesbrough and Thornaby East

Waterways in Middlesbrough and Thornaby East

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Middlesbrough and Thornaby East, here you can see overflows in red, the darker the red, the more the CSO overflowed that day.

Each CSO has a row, the most recent data is on the right hand side.

Monitoring Online

Monitoring Offline

Polluting

Potentially Polluting

Unknown

Daily data is experimental and data is not guaranteed to be accurate. Please inform us of any issue, we will fix.

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Pollution Summary 2024

Here are all the reported sewage overflow totals for Middlesbrough and Thornaby East in 2024. Sometimes sewage can be being dumped for months at a time.

Reporting refers to how much of the time the monitoring was active. In this constituency all the declared CSOs appeared to have monitoring enabled for more than 50% of the year

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Northumbrian Water	Ormsby Beck	CARGO FLEET STW (OUTLET B)	187	1,326	99.1
Northumbrian Water	Old River Tees	ACKLAM ROAD CSO	78	225	91.9
Northumbrian Water	Tees Estuary	SUN STREET STORM SEWAGE OVERFLOW	55	139	98.65
Northumbrian Water	Ormesby Beck	LEVEN ROAD CSO	20	89	87.3
Northumbrian Water	Old River Tees	PRIORY ROAD CSO	30	66	92
Northumbrian Water	Old River Tees	OLD RIVER TEES PUMPING STATION	33	65	100
Northumbrian Water	River Tees	ACKLAM STREET OUTFALL	55	44	100
Northumbrian Water	River Tees Estuary	NEWPORT ROAD CSO	43	40	100
Northumbrian Water	Old River Tees	STAINSBY ROAD CSO	9	40	99.7
Northumbrian Water	Ormesby Beck	GROVE ROAD CSO M009	18	33	96.6
Northumbrian Water	Tees Estuary	CORNFIELD ROAD PUMPING STATION	4	20	96.2
Northumbrian Water	River Tees	VULCAN STREET OUTFALL	6	19	100
Northumbrian Water	Tees Estuary	STATION STREET CSO	21	7	99.7
Northumbrian Water	Middle Beck	JAMES STREET SSO	4	3	99.9
Northumbrian Water	Middle Beck	THORNTON STREET PS	6	2	96.3
Northumbrian Water	Ormesby Beck	VERONICA STREET CSO	1	1	99.7
Northumbrian Water	Marton West Beck	DEEPDALE AVENUE NO2 CSO (M007)	3	1	94.6
Northumbrian Water	Ormesby Beck	OAKFIELD ROAD CSO	3	1	99.9
Northumbrian Water	River Tees	SNOWDON ROAD PS	3	1	68.1
Northumbrian Water	Old River Tees	A66 RIDER SEWER CSO	3	1	87.9
Northumbrian Water	Stainsby Beck	TEDDER AVENUE SSO	2	0	99.7
Northumbrian Water	Stainsby Beck	ALLENSWAY CSO	0	0	100
Northumbrian Water	Marton West Beck	RAVENSCROFT AVE CSO	0	0	99.7

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. This 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.

Analysing sewage pollution by the Water Industry

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(C) 2020-2024 Top-Of-The-Poops CC-BY-SA 4.0,
(C) Openstreetmap contributors, Contains OS data © Crown copyright and database right 2021-2024,
Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis (C) 2024 Top-Of-The-Poops

Middlesbrough and Thornaby East Polluted by sewage 584 times in 2024 lasting 2,132 hours

Middlesbrough and Thornaby East