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Polluted by sewage 716 times in 2024 lasting 3,314 hours
Monitoring fell below 50% in some locations so could be more
So far this year (as of May 8, 2025, 8:45 AM) there has been 738 hours of sewage overflows
Your local MP is Oliver Ryan (Labour/Co-operative) - 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 Burnley, 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 Burnley 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 1 of the total 23 CSO locations had reporting enabled for less than half the year.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| United Utilities | River Calder | BURNLEY STW | 112 | 1,572 | 99.8 |
| United Utilities | Pendle Water | BRIERFIELD SSO | 105 | 514 | 13.3 |
| United Utilities | River Calder | ALTHAM OUTFALL (FENNYFOLD) CSO | 66 | 307 | 100 |
| United Utilities | River Calder | OPP 76 BURNLEY ROAD CSO | 126 | 234 | 98.8 |
| United Utilities | Pendle Water | LINDRED ROAD CSO | 43 | 199 | 100 |
| United Utilities | River Calder | INSKIP STREET (082AK) CSO | 61 | 154 | 99.1 |
| United Utilities | River Calder | HONEY HOLME LANE CSO | 24 | 82 | 99.4 |
| United Utilities | River Calder | ADJACENT TO PADIHAM LEISURE CENTRE | 25 | 72 | 99.6 |
| United Utilities | Pendle Water | TIMBER STREET CSO 32021 | 40 | 46 | 99.5 |
| United Utilities | Limy Water | 92 BURNLEY ROAD CSO 081HP | 18 | 43 | 98.3 |
| United Utilities | River Calder | STATION ROAD (PALIHAM) CSO | 48 | 39 | 98.6 |
| United Utilities | Dean Clough River Calder | SLADE LANE CSO | 19 | 33 | 99.2 |
| United Utilities | River Calder | BROOKLANDS ROAD/TODMORDEN ROAD CSO | 15 | 8 | 99 |
| United Utilities | Sweet Clough Green Brook | IN FRONT OF NO.19 BEAR STREET CSO | 3 | 3 | 99.5 |
| United Utilities | River Calder | PARK ROAD COMBINED SEWER OVERFLOW | 4 | 1 | 99.1 |
| United Utilities | Pendle Water Via Culvert | SACKVILLE ST MONTAGUE ST CSO | 2 | 0 | 98.8 |
| United Utilities | Culverted Pendle Water | 134 BURNLEY ROAD CSO | 3 | 0 | 99.2 |
| United Utilities | River Burn | NE AREA SEWER | 1 | 0 | 99.7 |
| United Utilities | Green Brook | STOCKBRIDGE ROAD CSO (BUR0038) | 1 | 0 | 97.2 |
| United Utilities | River Calder | LIVERPOOL ROAD CSO (088NF) | 0 | 0 | 99.6 |
| United Utilities | River Calder | SHUTTLEWORTH STCALDER ST CSO | 0 | 0 | 95.5 |
| United Utilities | River Calder | WATERBARN STREET/BARDEN LANE CSO | 0 | 0 | 99.4 |
| United Utilities | Green Brook | LEVANT MILL FOOTBRIDGE CSO (O82CV) | 0 | 0 | 99.5 |
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.
Get in touch if you have queries or want to discuss our data.
press [at] top-of-the-poops.org