Polluted by sewage 584 times in 2024 lasting 2,132 hours
So far this year (as of Apr 30, 2025, 9:00 AM) there has been 2,025 hours of sewage overflows
Your local MP is Andy McDonald (Labour) - Find out more about their interests, donors, and voting at They Work For You
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.
We managed to raise £150 in 2024. That's not enough to keep the site running. Please consider a one-off or small recurring donation.
Donate NowHere 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 |
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.