Top of the Poops | Place | Dinbych | Polluted by Dwr Cymru Welsh Water

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Totals for Dinbych in 2025

7 Sites polluted by Dwr Cymru Welsh Water

115 sewage dumps

276 hours duration

That's 1.64 weeks. 2.2 times a week, on average

Change Over Time

Constituency for Dinbych

Nearby Constituencies

Waterways in Dinbych

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Pollution Summary 2025

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

Reporting refers to how much of the time the monitoring was active. In this place all the declared CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s appeared to have monitoring enabled for more than 50% of the year

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Dwr Cymru Welsh Water	River Ystrad	RUTHIN ROAD ROUNDABOUT CSO DENBIGH	28	93	99.9
Dwr Cymru Welsh Water	Clwyd	Plas Yn Green CSO	15	90	99.9
Dwr Cymru Welsh Water	Henllan Brook	Panton Hall CSO	34	50	99.9
Dwr Cymru Welsh Water	Henllan Brook	Dalar Wen Sewage Pumping Station	30	33	99.9
Dwr Cymru Welsh Water	Henllan Brook	Frongoch (Rear of Magistrates Court) CSO	5	9	66.9
Dwr Cymru Welsh Water	Henllan Brook Via Surface Water Sewer	Henllan Street CSO	2	0	99.7
Dwr Cymru Welsh Water	Henllan Brook	Abbey Road CSO	1	0	97.7

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.

Analysing sewage pollution by the Water Industry

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© 2020-2025 Top-Of-The-Poops CC-BY-SA 4.0,
© Openstreetmap contributors, Contains OS data © Crown copyright and database right 2021-2025,
Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis © 2025 Top-Of-The-Poops

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