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Polluted by sewage 306 times in 2025 lasting 711 hours
Monitoring fell below 50% in some locations so could be more
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Donate NowHere are all the reported sewage overflow totals for North West Norfolk 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 1 of the total 26 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway locations had reporting enabled for less than half the year.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Anglian Water | Tidal River Great Ouse | KING'S LYNN TUNNEL PS | 75 | 178 | 100 |
| Anglian Water | Watery Lane Drain | GRIMSTON WATER RECYCLING CENTRE | 9 | 99 | 100 |
| Anglian Water | Culverted Section Of Gaywood R | KINGS LYNN-MILLFLEET SO2 CSO | 46 | 92 | 98.3 |
| Anglian Water | Tidal River Great Ouse | KINGS LYNN GAYWOOD CSO | 14 | 90 | 100 |
| Anglian Water | Tidal Great River Ouse | KINGS LYNN - GAYWOOD OUTFALL 2 CSO | 13 | 90 | 100 |
| Anglian Water | Culverted Section Of Gaywood R | KINGS LYNN-MILLFLEET SO3 CSO | 32 | 55 | 19.1 |
| Anglian Water | Culverted Section Of Gaywood | SO AT MILLFLEET | 33 | 23 | 96.1 |
| Anglian Water | Great Ouse | KING'S LYNN PURFLEET QUAY PS | 25 | 21 | 95.6 |
| Anglian Water | Culverted Section Of Gaywood R | KINGS LYNN - MILLFLEET SO1 CSO | 20 | 19 | 97.8 |
| Anglian Water | River Hun | HUNSTANTON SMUGGLERS LANE PS | 14 | 16 | 100 |
| Anglian Water | Tidal River Nene | WISBECH(WEST WALTON)STW | 3 | 12 | 100 |
| Anglian Water | Rudham Stream, River Wensum | EAST RUDHAM PUMPING STATION | 2 | 3 | 100 |
| Anglian Water | Boathouse Creek | DERSINGHAM M'BATTON RD PS(F) | 1 | 2 | 96.3 |
| Anglian Water | Tidal River Nar | KINGS-LYNN-FRIARS CSO | 4 | 2 | 98.9 |
| Anglian Water | Wash | HUNSTANTON SOUTH END ROAD TPS | 2 | 1 | 100 |
| Anglian Water | Tidal River Great Ouse | KINGS LYNN - FERRY STREET CSO | 2 | 1 | 99.9 |
| Anglian Water | Tidal River Great Ouse | KINGS LYNN WATER LANE CSO | 3 | 1 | 97 |
| Anglian Water | Tidal River Great Ouse | KINGS LYNN TUESDAY MARKET PLACE CSO | 2 | 0 | 99 |
| Anglian Water | West Lynn Drain | ST PETERS RD (N) PS | 2 | 0 | 100 |
| Anglian Water | West Lynn Drain | KINGS LYNN - SAMPHIRE PLACE PS | 1 | 0 | 100 |
| Anglian Water | Tidal River Great Ouse | KINGS LYNN PAGESTAIR LANE CSO | 1 | 0 | 98 |
| Anglian Water | Gaywood River | KINGS LYNN-HIGHGATE CSO | 1 | 0 | 100 |
| Anglian Water | River Burn | BURNHAM MARKET WATER RECYCLING CTR | 1 | 0 | 100 |
| Anglian Water | Boathouse Creek | INGOLDISTHORPE - SANDY LANE TPS | 0 | 0 | 100 |
| Anglian Water | River Ingol | INGOLDISTHORPE WRC | 0 | 0 | 99.9 |
| Anglian Water | Tidal River Great Ouse | KINGS LYNN WRC | 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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Get in touch if you have queries or want to discuss our data.
press [at] top-of-the-poops.org