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Polluted by sewage 850 times in 2024 lasting 4,158 hours
Monitoring was disabled in some locations, so could be more
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Donate NowHere are all the reported sewage overflow totals for Warrington 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 locality 1 of the total 30 CSO locations had reporting enabled for less than half the year. Of these 1 had zero reporting.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| United Utilities | Mersey Estuary | WARRINGTON NORTH WWTW | 109 | 1,131 | 100 |
| United Utilities | M/C Ship Canal | WARRINGTON SOUTH WWTW | 82 | 910 | 100 |
| United Utilities | Longford Brook | ORFORD PARK CSO 48087 | 60 | 454 | 97.3 |
| United Utilities | Longford Brook | LONGFORD BARRAGE CSO 48008 | 30 | 203 | 100 |
| United Utilities | Penketh Brook | HALL NOOK COMBINED SEWER OVERFLOW | 76 | 177 | 97 |
| United Utilities | Manchester Ship Canal | WALTON PS | 22 | 138 | 100 |
| United Utilities | Sankey Brook | LONGSHAW STREET CSO (48066) | 17 | 131 | 99.9 |
| United Utilities | Longford Brook | ATHLONE ROAD CSO 48062 | 21 | 127 | 100 |
| United Utilities | Cock Shot Brook | MILL HOUSE LANE CSO | 36 | 109 | 99.4 |
| United Utilities | River Mersey | KINGSWAY COMBINED SEWER OVERFLOW | 86 | 100 | 99.8 |
| United Utilities | Mill Brook | MILL LANE/WINWICK RD SSO | 20 | 86 | 100 |
| United Utilities | Sankey Brook | SANKEY BRIDGES PS | 31 | 83 | 61.6 |
| United Utilities | Un Cross Brook | WARRINGTON ROAD PS | 13 | 69 | 100 |
| United Utilities | Mersey Estuary | WHITTLE BROOK PS | 32 | 57 | 100 |
| United Utilities | Mill Brook Via Sws | 6 SANDY LANE WEST (LONGFORD) CSO | 5 | 54 | 99.6 |
| United Utilities | Sankey Brook | BEWSEY BRIDGE PUMPING STN | 11 | 51 | 100 |
| United Utilities | Mill Brook Via Sws | GOUGH AVENUE/SANDY LANE WEST CSO | 13 | 51 | 99.3 |
| United Utilities | Sankey Brook | THORNTON ROAD DEPOT CSO 482U7 | 35 | 40 | 99.3 |
| United Utilities | River Mersey | THEWLIS STREET CSO | 39 | 33 | 84.3 |
| United Utilities | Dallam Brook Via Sws | 4 TAVLIN AVENUE CSO | 5 | 30 | 99.3 |
| United Utilities | Manchester Ship Canal | KNUTSFORD RD/GRAMMAR SCHOOL RD CSO | 39 | 28 | 99.5 |
| United Utilities | Whittle Brook Via Sws | HIGHFIELD AVENUE CSO | 7 | 22 | 69.8 |
| United Utilities | River Mersey | WHARF STREET CSO | 7 | 18 | 91.2 |
| United Utilities | River Mersey | WESTY FLUMES 1 SOUTH CSO 489CB | 20 | 17 | 91.7 |
| United Utilities | Whittle Brook | WARRINGTON ROAD WA5 2JL CSO | 13 | 10 | 100 |
| United Utilities | Longford Brook Via Sws | JUNC ALDER LANE/NORTH AVE CSO | 3 | 6 | 99.3 |
| United Utilities | Manchester Ship Canal | ELLESMERE ROAD CSO 481TI | 7 | 5 | 98.8 |
| United Utilities | Unknown | CAUSEWAY PS | 11 | 4 | 100 |
| United Utilities | River Mersey | PADDINGTON PS 48028 | 0 | 0 | 0 |
| United Utilities | Manchester Ship Canal | WARRINGTON/GRAPPENHALL | 0 | 0 | 98.8 |
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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Get in touch if you have queries or want to discuss our data.
press [at] top-of-the-poops.org