Polluted by sewage 786 times in 2025 lasting 4,271 hours
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Donate NowHere are all the reported sewage overflow totals for Wakefield and Rothwell in 2025. 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 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s appeared to have monitoring enabled for more than 50% of the year
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Yorkshire Water | River Aire | LEMONROYD WWTW | 137 | 1,712 | 99.9 |
| Yorkshire Water | River Calder | CALDERVALE (WAKEFIELD) STW | 85 | 727 | 100 |
| Yorkshire Water | River Calder | SMALLEY BIGHT (STANLEY) STW | 56 | 321 | 100 |
| Yorkshire Water | River Calder | EASTMOOR CSO | 59 | 198 | 99 |
| Yorkshire Water | River Calder | PARK HILL FARM CSO | 55 | 188 | 96.7 |
| Yorkshire Water | River Calder | ABERFORD ROAD CSO | 46 | 188 | 100 |
| Yorkshire Water | Gill Syke | WATERTON ROAD CSO | 56 | 159 | 100 |
| Yorkshire Water | Lee Moor Beck | STANLEY MOOR ROAD SPS | 25 | 150 | 100 |
| Yorkshire Water | River Calder | THORNES LANE WHARFE CSO | 30 | 122 | 100 |
| Yorkshire Water | Lupset Beck | LUPSET SPS | 20 | 87 | 100 |
| Yorkshire Water | River Calder Via Pumped Outlet | KIRKGATE CHANTRY BRIDGE CSO | 23 | 82 | 97.7 |
| Yorkshire Water | Alverthorpe Beck | BECTIVE MILLS CSO | 37 | 68 | 100 |
| Yorkshire Water | Carr Gate Beck | CARR GATE BECK CSO | 31 | 63 | 100 |
| Yorkshire Water | Balne Beck | WRENTHORPE CSO | 16 | 51 | 100 |
| Yorkshire Water | River Calder | WHINNEY MOOR PUB HOUSE CSO | 26 | 49 | 100 |
| Yorkshire Water | Oulton Beck | FARRER LANE CSO | 11 | 31 | 83.9 |
| Yorkshire Water | River Aire | GLENOIT MILL CSO | 14 | 22 | 95.5 |
| Yorkshire Water | Alverthorpe Beck | FLANSHAW ROAD CSO | 15 | 14 | 98.9 |
| Yorkshire Water | Balne Beck | WRENTHORPE LANE CSO | 15 | 10 | 99.6 |
| Yorkshire Water | Gill Syke | THORNES ROAD JUNCTION CSO | 4 | 8 | 82.9 |
| Yorkshire Water | Foster Ford Beck | BRANDY CARR LANE NO 2 CSO | 8 | 7 | 94.1 |
| Yorkshire Water | Lupset Beck | HORBURY ROAD M1 CSO | 4 | 2 | 66.6 |
| Yorkshire Water | River Calder | BOTTOM BOAT ROAD SSO | 3 | 2 | 99.8 |
| Yorkshire Water | River Aire | ALMA VILLAS | 3 | 1 | 100 |
| Yorkshire Water | Alverthorpe Beck | FLANSHAW LANE CSO | 4 | 1 | 100 |
| Yorkshire Water | Alverthorpe Beck | DERWENT GROVE | 3 | 0 | 100 |
| Yorkshire Water | Carr Gate Beck | BRANDY CARR ROAD 252 CSO | 0 | 0 | 100 |
| Yorkshire Water | Culverted Chald Beck | CLAYTON HILL CSO | 0 | 0 | 99.6 |
| Yorkshire Water | Alverthorpe Beck | NEW SCARBOROUGH CSO | 0 | 0 | 85 |
| Yorkshire Water | Cut Beck | WOODSIDE CSO | 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. Live sewage data from Stream Water API
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.
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