Polluted by sewage 744 times in 2025 lasting 4,289 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 Mid Sussex 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 25 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 % |
|---|---|---|---|---|---|
| Southern Water | River Adur East | GODDARDS GREEN WWTW | 72 | 817 | 95.2 |
| Southern Water | River Adur | FOXHILL HAYWARDS HEATH CEO | 59 | 758 | 99.9 |
| Southern Water | Unnamed Herrings Stream | WILLOW WAY HURSTPIERPOINT CSO | 64 | 543 | 100 |
| Southern Water | River Adur | CUCKFIELD WWTW | 47 | 484 | 100 |
| Southern Water | Freshwater River | LEWES ROAD LINDFIELD | 50 | 429 | 100 |
| Southern Water | Freshwater River | REAR OF 35 PELHAM ROAD | 50 | 286 | 99.6 |
| Southern Water | River Adur | FAIRPLACE HILL WPS | 30 | 156 | 99.5 |
| Southern Water | Freshwater River | HURSTPIERPOINT PUMPING STATION | 27 | 139 | 100 |
| Southern Water | River Ouse | STAPLEFIELD WWTW | 19 | 124 | 100 |
| Southern Water | Freshwater River | FREEKS LANE BURGESS HILL CSO | 30 | 123 | 82.3 |
| Southern Water | Scrase Stream | WILLIAM ALLEN LANE CSO | 32 | 110 | 99.6 |
| Southern Water | Pook Bourne | MALTHOUSE LANE PUMPING STATION | 30 | 82 | 99.9 |
| Southern Water | River Adur | FELRIDE HAYWARDS HEATH CSO | 17 | 62 | 39 |
| Southern Water | Scrase Stream | PASTURE HILL ROAD COMBINED SEWER | 10 | 50 | 99.8 |
| Southern Water | Freshwater River | BOLNEY SEWAGE PUMPING STATION | 6 | 47 | 99.3 |
| Southern Water | River Adur Via Sws | RUMBOLDS LANE HAYWARDS HEATH CEO | 13 | 41 | 100 |
| Southern Water | Freshwater River | NOAHS ARK LANE PS | 2 | 12 | 100 |
| Southern Water | Freshwater River | PORTSMOUTH LANE CSO | 2 | 6 | 100 |
| Southern Water | Of Scrase Bridge Stream | WESTERN ROAD HAYWARDS HEATH CSO | 168 | 6 | 99.7 |
| Southern Water | Freshwater River | CUCKFIELD ROAD | 10 | 2 | 98.6 |
| Southern Water | Controlled Sea | LONDON ROAD BURGESS HILL CSO | 2 | 0 | 97.4 |
| Southern Water | Pookbourne Stream | PARK ROAD BURGESS HILL CSO | 2 | 0 | 62.3 |
| Southern Water | Scrase Bridge Stream | MILL GREEN ROAD HAYWARDS | 2 | 0 | 99.6 |
| Southern Water | Freshwater River | JUNCTION EASST OF FAIRPLACE HILL | 0 | 0 | 87.9 |
| Southern Water | Adjacent Stream. River Adur | POYNINGS WWTW, BRIGHTON | 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
Annual figures up to and including 2025 come from official water company returns. The 2026 figure is our own estimate, derived continuously from the companies' live data feeds.
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.