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Polluted by sewage 342 times in 2024 lasting 3,146 hours
So far this year (as of May 29, 2025, 1:15 AM) there has been 320 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 Sittingbourne and Sheppey, 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 Sittingbourne and Sheppey 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 all the declared CSOs appeared to have monitoring enabled for more than 50% of the year
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Southern Water | Milton Creek | SITTINGBOURNE WASTEWATER TMNT WORKS | 142 | 2,129 | 99.9 |
| Southern Water | Swale Estuary | QUEENBOROUGH | 53 | 618 | 96 |
| Southern Water | Medway Estuary | COWSTEAD LANE NO 2 AND 3 OUTFALLS | 45 | 132 | 91.45 |
| Southern Water | Barrows Brook | BARROWS BROOK EASTCHURCH CEO | 17 | 89 | 100 |
| Southern Water | River Medway | BRIELLE WAY WEST MINSTER CEO | 17 | 56 | 99.8 |
| Southern Water | River Swale Estuary | SOUTH STREET QUEENBOROUGH CEO | 22 | 37 | 99.9 |
| Southern Water | Milton Creek | ST PAULS STREET SITTINGBOURNE CSO | 17 | 33 | 88.2 |
| Southern Water | Freshwater River | WARDS HILL WASTEWATER P S | 6 | 16 | 100 |
| Southern Water | Windmill Creek | EASTCHURCH WWTW | 4 | 13 | 100 |
| Southern Water | Nontidal Milton Creek | SURF. WATER SEWER SITTINGBOURNE | 5 | 5 | 100 |
| Southern Water | Milton Creek | CHALKWELL ROAD SITTINGBOURNE CSO | 4 | 4 | 71.6 |
| Southern Water | Scrapsgate Drain | NOREEN AVENUE SHEERNESS CSO | 2 | 3 | 66.6 |
| Southern Water | Non Tidal Milton Creek | EAST ST/SHAKESPEARE CSO SITTINGBNE | 3 | 1 | 99.9 |
| Southern Water | River Swale | QUEENBOROUGH ROAD QUEENBOROUGH CEO | 1 | 1 | 98.6 |
| Southern Water | North Sea | WESTCLIFFE DRIVE MINSTER IOS PS Q18 | 2 | 1 | 99.9 |
| Southern Water | Milton Creek | MILLWAY SITTINGBOURNE CSO | 1 | 0 | 70.8 |
| Southern Water | Leading To River Swale | IWADE COMBINED EMERGENCY OVERFLOW | 1 | 0 | 99.9 |
| Southern Water | Halstow Creek: Medway | LOWER ROAD, LOWER HALSTOW CEO | 0 | 0 | 99.1 |
| Southern Water | River Swale | RIDHAM AVENUE KEMSLEY CEO | 0 | 0 | 100 |
| Southern Water | Drainage Minster Marshes | SHEERNESS EAST W W P S | 0 | 0 | 99.9 |
| Southern Water | Warden Bay Drain | MUSTARDS ROAD PUMPING STATION | 0 | 0 | 99.7 |
| Southern Water | Hens Brook | HENSBROOK EASTCHURCH PS CEO | 0 | 0 | 100 |
| Southern Water | North Sea | WARDEN BAY PUMPING STATION | 0 | 0 | 95.7 |
| Southern Water | North Sea | LITTLE GROVES LEYSDOWN ON SEA WWPS | 0 | 0 | 99.7 |
| Southern Water | Milton Creek Via Drain | ATTLEE WAY GROVEHURST WWPS | 0 | 0 | 99.8 |
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. 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