Birmingham Selly Oak was polluted by sewage 341 times in 2024
lasting 540 hours

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
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✔ means we have experimental daily data since 2023
Live data for Birmingham Selly Oak in 2025
So far this year (as of Apr 16, 2025, 9:45 AM) there has been 71 hours of sewage overflows
Totals for Birmingham Selly Oak in 2024
13 Sites polluted by Severn Trent Water
341 sewage dumps
540 h duration
That's 22.5 days. 6.6 times a week, on average
Change Over Time
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Daily Data
We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Birmingham Selly Oak, 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.

Pollution Summary 2024

Here are all the reported sewage overflow totals for Birmingham Selly Oak 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 0 of the total 14 CSO locations had reporting enabled for less than half the year, of which 0 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Severn Trent Water Chinn Brook YARDLEY WOOD ROAD CSO 75 189 100
Severn Trent Water Chinn Brook COCKS MOORS WOODS GOLF COURSE CSO 58 91 99.8
Severn Trent Water River Rea ALLENSCROFT ROAD CSO 34 64 100
Severn Trent Water Chinn Brook YARDLEY WOOD RD/HAUNCH LANE JCT CSO 27 47 100
Severn Trent Water Chinn Brook BAYSTON ROAD CSO 55 39 100
Severn Trent Water River Rea DADS LANE COMBINED SEWAGE OVERFLOW 16 31 100
Severn Trent Water Griffins Brook WOODBROOK ROAD CSO 14 30 100
Severn Trent Water Chinn Brook ALCESTER ROAD SOUTH CSO 9 22 100
Severn Trent Water River Cole COLEBOURNE ROAD CSO 24 12 100
Severn Trent Water Chinn Brook GLASTONBURY ROAD CSO 19 6 99.8
Severn Trent Water River Cole BROOK LANE 515 CSO 3 2 99.6
Severn Trent Water Bourn Brook HARBORNE LANE CSO 2 1 100
Severn Trent Water Chinn Brook ARDENCOTE ROAD 24 CSO 5 0 99.9
Severn Trent Water River Rea CHARLOTTE RD/ASHTREE RD JCT CSO 0 0 97.5

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.