Llanelli

Polluted by sewage 341 times in 2024 lasting 1,409 hours

Monitoring fell below 50% in some locations so could be more

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Totals for Llanelli in 2024

16 Sites polluted by Dwr Cymru Welsh Water

341 sewage dumps

1,409 hours duration

That's 1.96 months. 6.6 times a week, on average

Change Over Time

Waterways in Llanelli

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Pollution Summary 2024

Here are all the reported sewage overflow totals for Llanelli 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 locality 2 of the total 23 CSO locations had reporting enabled for less than half the year.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Dwr Cymru Welsh Water	Loughor Estuary	LLANELLI WWTW BERWICK ROAD BYNEA	59	355	99.6
Dwr Cymru Welsh Water	River Dafen	East of Kingfisher Court CSO	28	264	99.4
Dwr Cymru Welsh Water	River Dafen	St Michael’s Church CSO	27	251	99
Dwr Cymru Welsh Water	Loughour Estuary	BEN HUGHES FOUNDRY CSO OPP REV JAME	59	165	81.7
Dwr Cymru Welsh Water	River Dulais	SANDY SPS (A484 o/s gate to Sandy PS)	24	84	99.5
Dwr Cymru Welsh Water	River Loughor Estuary	PWLL SEWAGE PUMPING STATION CARMS	7	83	100
Dwr Cymru Welsh Water	River Loughor Estuary	SSO. NORTHUMBERLAND OUTFALL	25	64	100
Dwr Cymru Welsh Water	Tidal Pill Of Loughor Estuary	Bynea Sewage pumping Station	11	49	99.7
Dwr Cymru Welsh Water	Pîl Dafen	CSO 49 Tir Einon, Llwynhendy	24	44	92.1
Dwr Cymru Welsh Water	River Lliedi	Llanelli - Head Post Office CSO	29	23	99.3
Dwr Cymru Welsh Water	Loughor Outer	Cambrian Street P.S. SSO	10	9	99.8
Dwr Cymru Welsh Water	River Dafen	Havard Road CSO	16	6	99.1
Dwr Cymru Welsh Water	River Lliedi	SWO.BELOW PENYFAN QUARRY(S158) LLAN	13	3	99
Dwr Cymru Welsh Water	River Dulais	YARD BRIDGE CSO SANDY RD PWLL LLAN	4	2	81.7
Dwr Cymru Welsh Water	River Lliedi	HEOL GOFFA ROAD CSO LLANELLI CARMS	4	1	99.4
Dwr Cymru Welsh Water	River Dafen Via Surface Water Culvert	Pencae Terrace CSO	1	0	91.2
Dwr Cymru Welsh Water	River Lliedi	BUCKLEYS CELLAR CSO LLANELLI	0	0	96.3
Dwr Cymru Welsh Water	River Lliedi	CSO BELOW ANDREW STREET BRIDGE LLAN	0	0	56.4
Dwr Cymru Welsh Water	River Lliedi	CSO at 52 Maestir, Llanelli	0	0	46.8
Dwr Cymru Welsh Water	Un	HEOL HEN CSO LLWYNHENDY LLANELLI	0	0	47.7
Dwr Cymru Welsh Water	River Dafen	Halfway Area CSO, Y Llwyn, Coedcae	0	0	99.2
Dwr Cymru Welsh Water	River Lliedi	Llanelli - O/S Thomas Brothers CSO	0	0	99.7
Dwr Cymru Welsh Water	Surf W System To River Dafen	ST GEORGE COTTAGES CSO COEDCAE	0	0	78.5

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.

Analysing sewage pollution by the Water Industry

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Llanelli Polluted by sewage 341 times in 2024 lasting 1,409 hours Monitoring fell below 50% in some locations so could be more

Llanelli