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River Yar polluted by sewage 94 times in 2025 - lasting 806 hours

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Contains OS Data © Crown copyright & database right 2021-2024
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Totals for River Yar in 2025
5 Sites polluted by Southern Water
94 sewage dumps
806 h duration
That's 1.12 months. 1.8 times a week, on average
Places along River Yar

Pollution Summary 2025

Here are all the reported sewage overflow totals for River Yar in 2025. Sometimes sewage can be being dumped for months at a time.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Southern Water River Yar ROUD WWTW 44 564 100
Southern Water River Yar HILLWAY CSO (HILLWAY WPS) 21 131 99.9
Southern Water River Yar BRADING WASTEWATER PUMPING STATION 23 105 100
Southern Water River Yar LAKE GREEN ROAD 5 4 58.3
Southern Water River Yar LATIMER ROAD ST HELENS CEO 1 0 99.8

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. Live sewage data from Stream Water API

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.