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

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Constituency

✔ means we have experimental daily data since 2023

Totals for Neath in 2023

63 Sites polluted by Dwr Cymru Welsh Water

4,288 sewage dumps
34,935 h duration

That's 4.04 years! On average 11.7 times a day

Change Over Time

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Constituencies near Neath

Waterways in Neath

Pollution Summary 2023

Here are all the reported sewage overflow totals for Neath in 2023. 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 2 of the total 66 CSO locations had reporting enabled for less than half the year, of which 2 had zero reporting.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Dwr Cymru Welsh Water	River Tawe	TREBANOS Wastewater Treament Works	208	4,059	99.9
Dwr Cymru Welsh Water	River Dulais	CRYNANT STW CRYNANT NEATH	148	3,204	100
Dwr Cymru Welsh Water	River Dulais	YS.MARCH CRYNANT SWO 2C	198	2,909	94.5
Dwr Cymru Welsh Water	Right Bank Of River Twrch	CSO on A4068 above Lower Brunorgan Bridge	131	1,708	98.6
Dwr Cymru Welsh Water	River Dulais	CSO at Crynant STW Crynant Neath	79	1,672	100
Dwr Cymru Welsh Water	River Garnant	GCG - D/S of Graig Road CSO	100	1,648	35
Dwr Cymru Welsh Water	River Dulais	Nant-y-Cafan CSO, Dulais Valley	136	1,540	99.9
Dwr Cymru Welsh Water	River Camnant	Onllwyn SPS	123	1,500	99.5
Dwr Cymru Welsh Water	Melin Court Brook	MOSES ROW CSO RESOLVEN NEATH	104	1,422	93.4
Dwr Cymru Welsh Water	River Tawe	CSO at Craig Y Duke Trebanos SOC	147	1,288	77.2
Dwr Cymru Welsh Water	River Pelenna	CSO No 110 Tonmawr	114	1,074	96.7
Dwr Cymru Welsh Water	River Neath	CSO 48 NEATH RIVER BRIDGE ADJ CALOR	170	1,056	100
Dwr Cymru Welsh Water	River Garnant	CSO 27 BOUNDARY RD BRIDGE GARNANT	91	1,011	100
Dwr Cymru Welsh Water	River Tawe	CSO at Ynysmeudw Warehouse (SOC	109	906	95
Dwr Cymru Welsh Water	Upper Clydach	CSO at Dilwyn Arms Pontardawe Cross NPT	131	880	98.1
Dwr Cymru Welsh Water	River Neath	Park Avenue CSO	186	779	95.1
Dwr Cymru Welsh Water	River Neath	Chainbridge CSO, Glyn-Neath	74	646	99.9
Dwr Cymru Welsh Water	River Clydach	CSO 27 Farmers Road Pumping Station	97	550	99.9
Dwr Cymru Welsh Water	Estuarial Waters Of River Neath	Fairfield SPS, Neath	114	488	100
Dwr Cymru Welsh Water	River Tawe	Pontardawe Leis Centre CSO Swansea	93	434	98.4
Dwr Cymru Welsh Water	Estuarial Waters Of River Neath	Melincryddan SPS	95	418	100
Dwr Cymru Welsh Water	River Neath	GUNSIGHT OVERFLOW SWO 11 CSO	43	405	99.7
Dwr Cymru Welsh Water	Tennant Canal	OLD ROAD CSO OLD ROAD SKEWEN NEATH	101	395	100
Dwr Cymru Welsh Water	River Clydach	Neath Abbey SPS	84	394	99.9
Dwr Cymru Welsh Water	River Neath	CSO AT REAR GODFREY AVENUE GLYNNEATH NPT	79	362	99
Dwr Cymru Welsh Water	Nant Hir	CSO at GCG - rear of 40 Ger yr Afon	90	360	99.6
Dwr Cymru Welsh Water	River Tawe	CSO Godre'r Graig SOC 20. Godre'r	40	351	99.9
Dwr Cymru Welsh Water	River Garnant	CSO 26 QUARRY PLACE AMMONFORD	48	339	75.9
Dwr Cymru Welsh Water	Upper Clydach River	JAMES STREET CSO	155	322	98.9
Dwr Cymru Welsh Water	River Pelenna	CSO 103 Under R'Dbr Pontrhydyfen	77	297	97.8
Dwr Cymru Welsh Water	River Neath	Commercial Road Sewage Pumping Station	40	273	99.3
Dwr Cymru Welsh Water	River Neath	RESOLVEN STW STORM TANKS NEATH	31	268	100
Dwr Cymru Welsh Water	Tennant Canal	CSO 49 LLANGATWG SCHOOL ABERDULIAS	57	268	100
Dwr Cymru Welsh Water	River Neath Via Surface Water Sewer	Plas-Y-Coed CSO, Glynneath	88	234	99.1
Dwr Cymru Welsh Water	River Amman	CSO 22 SW CORNER OF DISUSED TIP	35	200	33.6
Dwr Cymru Welsh Water	River Tawe	Office Row Car Park Ystalyfera CSO	51	146	100
Dwr Cymru Welsh Water	Esturial Water Of River Neath	Quay Road PS Town Centre Neath	77	139	100
Dwr Cymru Welsh Water	River Dulais	BRYNDULAIS CSO	48	137	100
Dwr Cymru Welsh Water	River Neath	CSO IN FOOTPATH ADJ BETHEL RD	31	102	99.9
Dwr Cymru Welsh Water	River Clydach	Rear No 1 Dyffryn V'W Bryn Coch CSO	42	83	99.9
Dwr Cymru Welsh Water	Neath Estuary	ABERDULAIS SPS	16	73	51
Dwr Cymru Welsh Water	Estuarial Waters Of River Neath	Pentreffynnon Sewage Pumping Station at Neath Abbey Ind Estate, Neath	41	71	100
Dwr Cymru Welsh Water	Nant Gelli-Nedd	CSO ADJ 97 CRAIG RD GELLINUDD	30	69	99.8
Dwr Cymru Welsh Water	River Neath	Gnoll Park Road CSO	72	68	99.7
Dwr Cymru Welsh Water	River Clydach	CSO NO 10 30M U/S ROADBRIDGE	51	66	99.7
Dwr Cymru Welsh Water	River Clydach	CSO 8 Bryncoch 7B Bryncoch	15	52	100
Dwr Cymru Welsh Water	River Tawe	Pontardawe 2 To R Tawe CSO Swansea	16	45	100
Dwr Cymru Welsh Water	Estuarial Waters Of Llantwit Stream	Llantwit Church SPS	25	30	99.9
Dwr Cymru Welsh Water	River Clydach	Longford Road Neath Abbey CSO	13	29	100
Dwr Cymru Welsh Water	River Dulais	CSO Outside Visitor Centre, Aberdulais	7	28	99.9
Dwr Cymru Welsh Water	Nant Llynfell	SWO.M'HOLE 154A GEORGE IV PH UPPER CSO	17	23	99.5
Dwr Cymru Welsh Water	River Neath Via Surface Water Sewer	Penrhiwtyn SPS	4	21	99.5
Dwr Cymru Welsh Water	River Clydach	Monastery Road Cso (Cso 35) Neath	9	16	100
Dwr Cymru Welsh Water	Eastland Brook	St Joseph's Church CSO	29	15	100
Dwr Cymru Welsh Water	Neath - Conf With Nedd Fechan And Mellte To Tl	CSO at Resolven Above Clydach Brook	35	12	98.7
Dwr Cymru Welsh Water	Gnoll Brook	CSO 33 CIMLA ROAD CIMLA NEATH	6	11	99.7
Dwr Cymru Welsh Water	Hollins Clough Ditch	CSO 9 CIMLA COMMON CIMLA NEATH	6	8	99.9
Dwr Cymru Welsh Water	Neath Canal	Park Street CSO Park Street Tonna	12	3	100
Dwr Cymru Welsh Water	Tennant Canal	Church Road CSO Church Road Neath	2	3	100
Dwr Cymru Welsh Water	Nant Y Llechau	CSO Near Delffordd	8	2	94.7
Dwr Cymru Welsh Water	Neath - Conf With Nedd Fechan And Mellte To Tl	Adj Health Centre CSO, Dyfed Rd	5	1	100
Dwr Cymru Welsh Water	River Neath	Cadoxton Road CSO Cadoxton Road	1	0	100
Dwr Cymru Welsh Water	River Pelenna	CSO 117 Playground 3 Morgan Trce	3	0	96.8
Dwr Cymru Welsh Water	River Dulais	BRYNDULAIS (SWO 2A)	0	0	0
Dwr Cymru Welsh Water	River Neath	HEOL ILLTYD CSO BRYNCOCH NPT	0	0	100
Dwr Cymru Welsh Water	River Neath	Clyne SPS Clyne Neath Neath Port T	0	0	0

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

With generous support from:

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Neath was polluted by sewage 4,288 times in 2023 lasting 34,935 hours - that's 4.04 years! - but monitoring was disabled in some locations, so could be more

63 Sites polluted by Dwr Cymru Welsh Water

Pollution Summary 2023

Data Sources & Accuracy

Media Queries

Please Support Us

Neath was polluted by sewage 4,288 times in 2023
lasting 34,935 hours - that's 4.04 years!
- but monitoring was disabled in some locations, so could be more