Polluted by sewage 2,062 times in 2024 lasting 28,358 hours - That's 3.28 years!
So far this year (as of Apr 30, 2025, 9:15 AM) there has been 7,090 hours of sewage overflows - that's 0.82 years!
Your local MP is Claire Young (Liberal Democrat) - 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 Thornbury and Yate, 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.
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Donate NowHere are all the reported sewage overflow totals for Thornbury and Yate 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 % |
---|---|---|---|---|---|
Wessex Water | Luckington Brook | GREAT BADMINTON WWTW | 189 | 4,012 | 100 |
Wessex Water | River Boyd | DOYNTON WASTEWATER TREATMENT WORKS | 126 | 2,483 | 100 |
Wessex Water | Tockington Mill Rhine | ALVESTON WASTEWATER TREATMENT WORKS | 143 | 2,227 | 99.8 |
Wessex Water | Tockington Mill Rhine | TOCKINGTON STW | 105 | 2,155 | 100 |
Wessex Water | Ladden Brook | RANGEWORTHY PS | 91 | 1,767 | 100 |
Wessex Water | River Frome | CHURCH ROAD CSO | 123 | 1,691 | 99.8 |
Wessex Water | Severn Estuary | THORNBURY SEWAGE TREATMENT WORKS | 70 | 1,384 | 99.7 |
Wessex Water | River Frome | SUNNY ACRES FOOT BRIDGE CSO | 116 | 1,346 | 98.8 |
Wessex Water | Sandy Rhine Chestle Pill | ALMONDSBURY WWTW | 86 | 1,275 | 100 |
Wessex Water | Feltham Brook | PUCKLECHURCH WWTW | 96 | 1,118 | 100 |
Wessex Water | Dyer'S Brake | JUBILEE LANE PS | 127 | 1,098 | 100 |
Wessex Water | River Frome | NIGHTINGALES BRIDGE CSO | 107 | 1,057 | 99.5 |
Wessex Water | Olveston Common Rhyne | OLVESTON PS | 57 | 899 | 99.3 |
Wessex Water | Foss Ditch | AUST VILLAGE PUMPING STATION | 50 | 865 | 100 |
Wessex Water | Unknown | NEW COG MILL CSO | 91 | 805 | 100 |
Wessex Water | River Boyd | WICK WASTEWATER TREATMENT WORKS | 56 | 689 | 99.9 |
Wessex Water | Tockington Mill Rhyne | LOWER TOCKINGTON ROAD CSO | 55 | 657 | 100 |
Wessex Water | Chestle Pill River | REDWICK SEWAGE TREATMENT WORKS | 40 | 538 | 100 |
Wessex Water | Tockington Mill Rhine | MILL LODGE CSO | 35 | 449 | 99.7 |
Wessex Water | Feltham Brook | FELTHAM ROAD CSO | 49 | 406 | 100 |
Wessex Water | River Frome | RECTORY ROAD CSO | 46 | 346 | 97.5 |
Wessex Water | River Boyd | THE GREEN CSO | 48 | 289 | 100 |
Wessex Water | River Frome | CLYDE ROAD CSO | 65 | 226 | 94.8 |
Wessex Water | Little Avon | CHARFIELD WATER RECYCLING CENTRE | 24 | 213 | 100 |
Wessex Water | River Boyd | SAINSBURY MILL CSO | 27 | 164 | 100 |
Wessex Water | Doncombe Brook | MARSHFIELD WWTW | 25 | 124 | 100 |
Wessex Water | River Frome | NORTH ROAD PS | 5 | 43 | 99.4 |
Wessex Water | Olveston Common Rhyne | GREEN FARM CSO | 4 | 11 | 99.8 |
Wessex Water | River Frome | BRIDGE WAY CSO | 6 | 8 | 99.8 |
Wessex Water | Swanmoor Rhine | SWANMOOR BRIDGE PUMPING STATION | 0 | 0 | 100 |
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.