River Itchen polluted by sewage 439 times in 2024 - lasting 7,062 hours

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Totals for River Itchen in 2024
5 Sites polluted by Severn Trent Water
439 sewage dumps
7,062 h duration
That's 9.81 months. On average 1.2 times a day
Constituencies along River Itchen

Pollution Summary 2024

Here are all the reported sewage overflow totals for River Itchen in 2024. Sometimes sewage can be being dumped for months at a time.

These numbers are very slightly different from the Rivers page. We're working on it.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Severn Trent Water River Itchen FENNY COMPTON STW 250 4,249 28.25
Severn Trent Water River Itchen ITCHEN BANK SEWAGE TREATMENT WORKS 121 1,834 97
Severn Trent Water River Itchen LONG ITCHINGTON SPS 54 855 100
Severn Trent Water River Itchen HABURY SEWAGE PMP.STN - STORM 12 101 99.9
Severn Trent Water River Itchen BASCOTE SEWAGE TREATMENT WORKS 2 21 98.9

Data Sources & Accuracy

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.