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River Garw polluted by sewage 357 times in 2025 - lasting 3,933 hours

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
Totals for River Garw in 2025
4 Sites polluted by Dwr Cymru Welsh Water
357 sewage dumps
3,933 h duration
That's 5.46 months. 6.9 times a week, on average
Constituencies along River Garw
Places along River Garw

Pollution Summary 2025

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

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Dwr Cymru Welsh Water River Garw BETTWS ROAD CSO LLANGEINOR 124 1,850 96.8
Dwr Cymru Welsh Water River Garw STATION ROW CSO PONTYRHYL BRIDGEND 97 1,078 98.5
Dwr Cymru Welsh Water River Garw Fenton Place CSO Pont Y Cymer 121 994 99.9
Dwr Cymru Welsh Water River Garw CSO at Victoria Street 15 10 99.5

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.