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River Arun polluted by sewage 423 times in 2023 - lasting 6,542 hours

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Contains OS Data © Crown copyright & database right 2021-2023
© Top of the Poops 2021-2023
Totals for River Arun in 2023
5 Sites polluted by Southern Water
423 sewage dumps
6,542 h duration
That's 9.09 months. On average 1.2 times a day
Constituencies along River Arun

Pollution Summary 2023

Here are all the reported sewage overflow totals for River Arun in 2023. 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 %
Southern Water River Arun BURY WWTW 128 2,607 95.2
Southern Water River Arun MANNINGS HEATH WWTW 121 1,898 100
Southern Water River Arun SLINFOLD WWTW 90 1,083 98.9
Southern Water River Arun HORSHAM WWTW 58 776 99.7
Southern Water River Arun RUDGWICK RECREATION GROUND CSO 26 176 100
Southern Water River Arun COLDWALTHAM WWTW 0 0 99.6

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.