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Polluted by sewage 1,154 times in 2024 lasting 7,430 hours
Monitoring was disabled in some locations, so could be more
So far this year (as of May 29, 2025, 1:15 AM) there has been 1,474 hours of sewage overflows
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We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Makerfield, 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 Makerfield 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 3 of the total 49 CSO locations had reporting enabled for less than half the year. Of these 3 had zero reporting.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| United Utilities | Borsdane Brook | STRANGEWAY NO.1 WW NTWK PS | 141 | 3,226 | 100 |
| United Utilities | Borsdane Brook | DANES AVENUE CSO | 118 | 1,047 | 99.6 |
| United Utilities | Hey Brook | ABRAM HALL COMBINED SEWER OVERFLOW | 65 | 486 | 97.1 |
| United Utilities | Hey Brook | HINDLEY PUMPING STATION 50105 HINDL | 46 | 328 | 100 |
| United Utilities | Dean Brook Trid Of R Douglas | ORRELL HOUSE FARM CSO 50085 | 76 | 302 | 99.1 |
| United Utilities | Westleigh Brook | WESTLEIGH PARK CSO 502ZF | 75 | 276 | 98.4 |
| United Utilities | Hey Brook | BICKERSHAW LANE PUMPING STATION | 33 | 250 | 99.9 |
| United Utilities | Unknown | LODGE RD, ORRELL(M.H. A4) | 67 | 191 | 98.9 |
| United Utilities | Borsdane Brook | BORSDANE BROOK (HINDLEY) CSO | 35 | 182 | 99.3 |
| United Utilities | Unknown | KIRKHALL LANE CSO | 64 | 148 | 99.2 |
| United Utilities | Hey Brook | LIVERPOOL ROAD (HINDLEY) CSO | 20 | 116 | 98 |
| United Utilities | Borsdane Brook | STRANGEWAYS CSO 50083 | 22 | 108 | 100 |
| United Utilities | Borsdane Brook | STRANGEWAY NO.2 WW NTWK PS | 31 | 108 | 100 |
| United Utilities | Ince Brook | INCE CEMETARY CSO | 14 | 102 | 100 |
| United Utilities | Hey Brook | BAMFURLONG PUMPING STATION | 22 | 75 | 100 |
| United Utilities | Millingford Brook | CLEVELAND DRIVE CSO | 40 | 67 | 100 |
| United Utilities | Millingford Brook | PRINCESS RD (PETER ST) CSO (50006) | 35 | 64 | 100 |
| United Utilities | Hey Brook | ABRAM HALL PUMPING STATION | 11 | 47 | 99.4 |
| United Utilities | Marsh Brook | SWAN LANE HINDLEY CSO 503J8 | 30 | 45 | 99.4 |
| United Utilities | Smithy Brook | REAR OF KEATS AVENUE CSO | 16 | 32 | 99.2 |
| United Utilities | Dog Pool Bk,Trb Of Borsdane Bk | GEORGE ST CSO | 25 | 29 | 99.2 |
| United Utilities | Millingford Brook | BRYN ROAD | 42 | 28 | 100 |
| United Utilities | Hey Brook | TEMPLETON ROAD WW NETWORK PS | 46 | 24 | 100 |
| United Utilities | Dog Pool Brook | ATHERTON RD DETENTION TANK | 11 | 24 | 100 |
| United Utilities | Borsdane Brook | LOWE MILL LANE (HINDLEY) CSO | 18 | 22 | 100 |
| United Utilities | Brookside Brook | BICKERSHAW LANE CSO 501D5 | 9 | 15 | 99.1 |
| United Utilities | Unknown | PS AT BRYN GATES | 2 | 14 | 100 |
| United Utilities | Borsdane Brook | SEWAGE PS 1 | 8 | 14 | 100 |
| United Utilities | Borsdane Brook | 42 BRIDGE STREET CSO | 2 | 10 | 99.5 |
| United Utilities | Park Brook | CRANBERRY LODGE PUMPING STATION | 3 | 10 | 100 |
| United Utilities | Smithy Brook | POOLSTOCK LANE/HOLT STREET CSO | 3 | 8 | 99.4 |
| United Utilities | Hockery Brook | DARBY LANE CSO | 7 | 8 | 94 |
| United Utilities | Hockery Brook | DARBY LANE CSO | 6 | 3 | 99.4 |
| United Utilities | Dog Pool Brook Via Sws | 396 ATHERTON ROAD CSO | 3 | 2 | 99 |
| United Utilities | Ince Brook | WIGAN CEMETERY COMBINED SEWER OV | 3 | 1 | 100 |
| United Utilities | Park Brook | LANDGATE SPS | 2 | 1 | 100 |
| United Utilities | Borsdane Brook | CHAPEL GREEN ROAD/ROMFORD ST CSO | 2 | 0 | 99.3 |
| United Utilities | Smithy Brook | WINSTANLEY ROAD PUMPING STATION | 1 | 0 | 100 |
| United Utilities | River Douglas Via Sws | 184 WARRINGTON ROAD CSO | 0 | 0 | 100 |
| United Utilities | Brookside Brook | HM BORSTAL CSO | 0 | 0 | 99.4 |
| United Utilities | Borsdane Brook | LORD STREET | 0 | 0 | 99.2 |
| United Utilities | Smithy Brook Via Sws | STEVENSON CLOSE (WORSLEY) CSO | 0 | 0 | 99 |
| United Utilities | Borsdane Brook | CHAPEL GREEN ROAD/BRIDGEWATER ST | 0 | 0 | 99.4 |
| United Utilities | Millingford Brook | TROUTBECK ROAD CSO 508B3 | 0 | 0 | 100 |
| United Utilities | Culvrtd Section Hockery Brook | CROSS STREET CSO | 0 | 0 | 99.3 |
| United Utilities | Borsdane Brook | CHAPELGREEN/ARUNDEL ST | 0 | 0 | 0 |
| United Utilities | Borsdane Brook | CHAPEL GREEN ROAD | 0 | 0 | 0 |
| United Utilities | Unknown | NR FOOTBRIDGE OVER BRK | 0 | 0 | 0 |
| United Utilities | Smithy Brook | BILLINGE HIGHER END SPS | 0 | 0 | 99.4 |
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