Clwyd South polluted by sewage 1,547 times in 2022 - lasting 6,405 hours

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Constituency

✔ means we have experimental daily data for 2023

Totals for Clwyd South in 2022

45 Sites polluted by Dwr Cymru Welsh Water

1,547 sewage dumps
6,405 h duration

That's 8.9 months. On average 4.2 times a day

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Constituencies near Clwyd South

Waterways in Clwyd South

Pollution Summary 2022

Here are all the reported sewage overflow totals for Clwyd South in 2022. Sometimes sewage can be being dumped for months at a time.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Dwr Cymru Welsh Water	River Clywedog	Gwynfryn CSO	150	1,629	92.5
Dwr Cymru Welsh Water	River Dee	Corwen WwTW Settled Storm	55	772	100
Dwr Cymru Welsh Water	River Ceiriog	CSO at Dolywern & Llwynmawr STW	128	524	100
Dwr Cymru Welsh Water	River Dee	Chirk O/S 24 Offa St CSO	47	353	99.9
Dwr Cymru Welsh Water	River Dee	Settled Storm Overflow at Bangor-on-Dee Wastewater Treatment Works	48	337	100
Dwr Cymru Welsh Water	River Dee	Cefn Mawr STW Heol Berwyn Cefn Mawr Settled Storm	48	330	99.9
Dwr Cymru Welsh Water	River Gwenfro	Southsea Rollers Arms - CSO	58	310	100
Dwr Cymru Welsh Water	River Dee	CSO at Cynwyd STW	96	297	99.9
Dwr Cymru Welsh Water	River Ceiriog	DOL Y WERN - CSO	50	242	95.7
Dwr Cymru Welsh Water	Tref Y Nant Brook	CEFN PS	53	145	99.7
Dwr Cymru Welsh Water	Eitha	Ruabon PS	25	139	99.8
Dwr Cymru Welsh Water	Dee	HAND HOTEL GARDENS CSO	59	136	100
Dwr Cymru Welsh Water	River Dee	Abbey Road CSO	41	112	100
Dwr Cymru Welsh Water	River Goch	Pant CSO	58	109	100
Dwr Cymru Welsh Water	River Gwenfro	Talwrn Road No 2 CSO	54	108	100
Dwr Cymru Welsh Water	River Dee	LLANGOLLEN WWTW	35	105	100
Dwr Cymru Welsh Water	Dee	OVERTON WWTW (STORM)	52	101	98.6
Dwr Cymru Welsh Water	River Dee	Rhosymedre Park Rd CSO	31	76	99.9
Dwr Cymru Welsh Water	Clywedog	Coedpoeth Nant PS	25	68	98.1
Dwr Cymru Welsh Water	Unnamed Stream	CSO At Corwen Rear Of The Pavillion	31	63	99.4
Dwr Cymru Welsh Water	Nant Brook	Brymbo SPS CSO	17	50	100
Dwr Cymru Welsh Water	River Goch	Afon Eitha CSO	59	44	99.5
Dwr Cymru Welsh Water	River Clywedog	Ruthin/Berse Road Coedpoeth CSO	27	42	100
Dwr Cymru Welsh Water	River Gwenfro	Settled Storm Overflow at Heol Y Fro	19	35	100
Dwr Cymru Welsh Water	River Dee	Park Avenue CSO	8	35	100
Dwr Cymru Welsh Water	Tref Y Nant Brook	Cefn Monsanto CSO	54	31	75.9
Dwr Cymru Welsh Water	River Dee	Newbridge SPS	6	29	96.8
Dwr Cymru Welsh Water	River Eitha	Penycae SPS	12	28	100
Dwr Cymru Welsh Water	Black Spool	Johnstown Combined Sewerage System CSO	26	25	99.9
Dwr Cymru Welsh Water	Glanyrafon Brook	Rhostyllen Bersham Colliery CSO	44	23	99.9
Dwr Cymru Welsh Water	River Ceidiog	Llandrillo STW PS CSO	20	14	99.9
Dwr Cymru Welsh Water	River Cylflymen	CSO at THE REAR OF THE TANNERY	21	13	100
Dwr Cymru Welsh Water	Unnamed Watercourse	Fford Offa CSO	21	13	98.8
Dwr Cymru Welsh Water	River Ceiriog	Glynceiriog Y Gammer - CSO	26	12	99.2
Dwr Cymru Welsh Water	River Dee	Corwen Corner Station Yard CSO	2	10	98.3
Dwr Cymru Welsh Water	River Dee	Eyton Grove SPS	1	9	98.1
Dwr Cymru Welsh Water	Tref Y Nant Brook	Trefor Isaf - CSO	12	7	100
Dwr Cymru Welsh Water	Emral Brook	Penley Hospital SPS	10	6	100
Dwr Cymru Welsh Water	River Dee	WEST STREET CSO	5	4	100
Dwr Cymru Welsh Water	Gwenfro	Ruthin Rd CSO, Gegin	5	1	100
Dwr Cymru Welsh Water	River Dee Via Surface Water Sewer	BERWYN STREET CSO	2	0	100
Dwr Cymru Welsh Water	River Goch	Bersham Colliery CSO	2	0	100
Dwr Cymru Welsh Water	River Bradley	CHIRK PS (SCREENED STROM)	2	0	100
Dwr Cymru Welsh Water	River Dee	CSO at Rear Hamden Way Plas Madoc	1	0	100
Dwr Cymru Welsh Water	Glanyrafon Brook	CSO at COLLIERY ROAD RHOSTYLLEN	1	0	100
Dwr Cymru Welsh Water	Clywedog	FIVE FORDS STW - SETTLED STORM	0	0	0
Dwr Cymru Welsh Water	Eitha	Ruabon Paddock Row CSO	0	0	100
Dwr Cymru Welsh Water	Black Brook	Aberderfyn CSO, Rhosllanerchrugog	0	0	0
Dwr Cymru Welsh Water	Unnamed Flowing To Bradley Brook	Chirk Chapel Lane CSO	0	0	100
Dwr Cymru Welsh Water	River Dee	Llangollen Riverside Park Printing Works CSO	0	0	87.6
Dwr Cymru Welsh Water	River Gwenfro	New Broughton CSO	0	0	100
Dwr Cymru Welsh Water	Dee Via Surface Water Sewer And Culvert	Corwen Clawdd Poncen PS	0	0	100
Dwr Cymru Welsh Water	River Goch	CSO at Ruabon Combined Sewerage System	0	0	99.9
Dwr Cymru Welsh Water	River Dee	Llangollen Chruch St CSO	0	0	0
Dwr Cymru Welsh Water	River Dee	Llangollen Victoria Prom Riverside CSO	0	0	99.9
Dwr Cymru Welsh Water	River Dee	Llangollen East St CSO	0	0	28.5
Dwr Cymru Welsh Water	River Bradley	CHIRK PS (SCREENED STORM)	0	0	98.7
Dwr Cymru Welsh Water	River Dee	Royal Hotel CSO	0	0	100
Dwr Cymru Welsh Water	River Eitha	Penycae West End School Field Land CSO	0	0	93.1

Data Sources & Accuracy

EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales

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.

Analysing sewage pollution by the Water Industry

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Clwyd South polluted by sewage 1,547 times in 2022 - lasting 6,405 hours

45 Sites polluted by Dwr Cymru Welsh Water

Pollution Summary 2022

Data Sources & Accuracy

Media Queries

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