Rhondda River polluted by sewage 123 times in 2024 - lasting 316 hours

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Contains OS Data © Crown copyright & database right 2021-2024
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Totals for Rhondda River in 2024
2 Sites polluted by Dwr Cymru Welsh Water
123 sewage dumps
316 h duration
That's 13.17 days. 2.4 times a week, on average
Constituencies along Rhondda River

Pollution Summary 2024

Here are all the reported sewage overflow totals for Rhondda River 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 %
Dwr Cymru Welsh Water Rhondda River CSO at Rear of George Street, Treherbert 55 236 35.5
Dwr Cymru Welsh Water Rhondda River Pavia Courth CSO, Pontypridd 68 79 95.3
Dwr Cymru Welsh Water Rhondda River Treherbert - Opposite Railway CSO 0 0 99.2

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.