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Polluted by sewage 11 times in 2024 lasting 50 hours
Monitoring fell below 50% in some locations so could be more
So far this year (as of Apr 30, 2025, 9:00 AM) there has been 108 hours of sewage overflows
Your local MP is Alan Mak (Conservative) - Find out more about their interests, donors, and voting at They Work For You
We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Havant, 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 Havant 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 1 of the total 7 CSO locations had reporting enabled for less than half the year.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Southern Water | Nore Rithe/Emsworth Harbour | KINGS ROAD EMSWORTH CSO | 4 | 31 | 99.7 |
| Southern Water | Brockhampton Creek | BUDDS FARM HAVANT CEO | 5 | 14 | 100 |
| Southern Water | Hayling Bay | GREEN LANE HAYLING ISLAND CSO | 1 | 3 | 93.2 |
| Southern Water | Hermitage Stream | PRIORSDEAN CRESCENT HAVANT CSO | 1 | 1 | 85.5 |
| Southern Water | Chichester Harbour | FISHERY LANE PS | 0 | 0 | 100 |
| Southern Water | River Wallington | LONE VALLEY WATERLOOVILLE CSO | 0 | 0 | 45.9 |
| Southern Water | Wallington River Via Drain | WESTBROOK GROVE PURBROOK CEO | 0 | 0 | 99.6 |
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