Top of the Poops | Constituency | Aberafan Maesteg| Polluted by Dwr Cymru Welsh Water

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✔ means we have experimental daily data since 2023

Totals for Aberafan Maesteg in 2024

51 Sites polluted by Dwr Cymru Welsh Water

3,110 sewage dumps

23,130 hours duration

That's 2.68 years! On average 8.5 times a day

Change Over Time

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Constituencies near Aberafan Maesteg

Waterways in Aberafan Maesteg

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Pollution Summary 2024

Here are all the reported sewage overflow totals for Aberafan Maesteg in 2024. 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 constituency 1 of the total 53 CSO locations had reporting enabled for less than half the year.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Dwr Cymru Welsh Water	River Llynfi	27 Talbot Street CSO, Maesteg	309	3,948	96.4
Dwr Cymru Welsh Water	River Llynfi	SPELTER CSO ASSET 52423	202	3,134	99.8
Dwr Cymru Welsh Water	River Llyfni	CAERAU STH CSO ASSET 52420 MAESTEG	131	2,245	99.8
Dwr Cymru Welsh Water	River Llynfi	LLETTY BRONGU STW LLANGYNWYD MAESTG	138	2,036	99.8
Dwr Cymru Welsh Water	Swansea Bay	AFAN WWTW PHOENIX WHARF HARBOUR RD	123	1,883	50
Dwr Cymru Welsh Water	River Afan	CSO No. 109 at Cymmer SPS	196	1,380	99.8
Dwr Cymru Welsh Water	River Llynfi	Maesteg South CSO Asset 95015	124	762	99.8
Dwr Cymru Welsh Water	River Tawe	CSO 104 NEWBRIDGE ROAD PUMPING STAT	63	723	100
Dwr Cymru Welsh Water	Llynfi River	CSO Greenfield Street	147	686	99.8
Dwr Cymru Welsh Water	River Afan	Duffryn CSO	106	583	99.8
Dwr Cymru Welsh Water	Nant Y Twlc	CSO HEOL FAEN GARTH (POINT 22)	136	493	97.6
Dwr Cymru Welsh Water	River Afan	CSO 101 THE WAUN 200M U/S FOOTBRIDGE	87	480	99
Dwr Cymru Welsh Water	Nant Cwm-Clais	CSO at rear of Ynys Y Wern	110	468	97.3
Dwr Cymru Welsh Water	River Pelenna	CSO No 110 Tonmawr	103	388	98.3
Dwr Cymru Welsh Water	River Llynfi	CSO STH OF GREENFIELD TERRACE PONT	77	375	99.8
Dwr Cymru Welsh Water	Croeserw Brook	CSO 122 18 DUKE STREET AFAN	39	355	98.7
Dwr Cymru Welsh Water	River Kenfig	Marlas STW SPS	42	328	97.8
Dwr Cymru Welsh Water	Ffrwd Wyllt	CSO No 134 Goytre Bryn Afan	95	314	98.1
Dwr Cymru Welsh Water	River Llynfi	CAERAU ROAD CSO ASSET 52427 MAESTEG	33	312	99.9
Dwr Cymru Welsh Water	River Alyn	Cwmafan RFC CSO	40	297	97.4
Dwr Cymru Welsh Water	River Llynfi	Hermon Road CSO Asset 52425 Maesteg	89	287	99.8
Dwr Cymru Welsh Water	River Afan	CSO No 115 Scotts Yard Cwmafan	31	266	96
Dwr Cymru Welsh Water	River Llynfi	CSO Caerau Square (Point 10)	108	220	93.3
Dwr Cymru Welsh Water	River Llynfi	SLAUGHTER HOUSE CSO ASSET 52415	56	215	99.8
Dwr Cymru Welsh Water	River Pelenna	CSO 103 Under R'Dbr Pontrhydyfen	55	116	95.1
Dwr Cymru Welsh Water	Ffrwd Wyllt	GLANDYRRRYN CLOSE CSO PORT TALBOT	31	114	99.8
Dwr Cymru Welsh Water	River Corrwg	CSO 129 Glyncorrwg CSO Glyncorrwg	45	111	98.8
Dwr Cymru Welsh Water	Swansea Bay	ABBEY SPS BRITISH STEEL SITE	21	89	99.1
Dwr Cymru Welsh Water	River Afan	Abercregan PS	7	83	29.4
Dwr Cymru Welsh Water	River Afan	CSO at O/S 54 YNYS STREET	42	64	89.5
Dwr Cymru Welsh Water	River Afan	CSO 107 Below Alder Terrace Afan	41	57	98.9
Dwr Cymru Welsh Water	River Afan	CSO NO 126 MOORS ST CULVERT AFAN	22	51	79.1
Dwr Cymru Welsh Water	River Afan	Britannia Inn CSO, Cwmafan	29	46	78.4
Dwr Cymru Welsh Water	Nant Y Twlc	CSO at Bridgend Road Garth (Point 23)	39	44	99
Dwr Cymru Welsh Water	River Llynfi	Church Street CSO, Maesteg	17	32	74.6
Dwr Cymru Welsh Water	River Llynfi Via Surface Water Sewer	Castle Street CSO	16	22	94
Dwr Cymru Welsh Water	River Afan	Pontrhydyfen Road Bridge CSO	43	18	97.7
Dwr Cymru Welsh Water	River Llynfi	CSO at Maesteg Market (Point 18)	8	12	74.3
Dwr Cymru Welsh Water	River Cynffig Via Surface Water Sewer	Hazel Grove SPS	5	11	99.1
Dwr Cymru Welsh Water	Neath Estuary	BRITON FERRY SPS INNER DOCK NEATH	3	11	99.7
Dwr Cymru Welsh Water	River Llynfi	CSO Cwmfelin (Point 26)	16	10	99.3
Dwr Cymru Welsh Water	River Afan	Afan St CSO	21	9	97.3
Dwr Cymru Welsh Water	River Afan	CSO 108 REAR 16 MARGAM ST CYMMER	20	7	99.7
Dwr Cymru Welsh Water	Neath Estuary	GIANTS GRAVE SPS PILL TERRACE	6	6	99.8
Dwr Cymru Welsh Water	River Llynfi	HEARTS OF OAK COTTAGES (STORM) MA	4	5	99.7
Dwr Cymru Welsh Water	River Afan	Blaengwnfi Stormwater Overflow Cham	17	5	96.9
Dwr Cymru Welsh Water	Neath Estuary	GEORGES ROW SPS GEORGES ROW NEATH	4	4	99.8
Dwr Cymru Welsh Water	River Llynfi Via Culvert	Heol Y Llwyni CSO	8	3	99.4
Dwr Cymru Welsh Water	Arnallt Brook	CSO 123 MARGAM PS NR BROMBILL ST	1	1	99.8
Dwr Cymru Welsh Water	Kenfig/Sea Via Sker Surface Water Sewer	HEOL FACH CSO NORTH CORNELLY	3	1	99.2
Dwr Cymru Welsh Water	Sea Via Sker Surface Water Sewer	South Cornelly Green Avres PS	1	0	99.8
Dwr Cymru Welsh Water	River Fach	Lon-Y-Caridan CSO	0	0	99.3
Dwr Cymru Welsh Water	River Pelenna	CSO 117 Playground 3 Morgan Trce	0	0	96.6

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.

Analysing sewage pollution by the Water Industry

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(C) 2020-2024 Top-Of-The-Poops CC-BY-SA 4.0,
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Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis (C) 2024 Top-Of-The-Poops

Aberafan Maesteg Polluted by sewage 3,110 times in 2024 lasting 23,130 hours - That's 2.68 years! Monitoring fell below 50% in some locations so could be more

Aberafan Maesteg