Cardiff South and Penarth polluted by sewage 634 times in 2022 - lasting 5,677 hours

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Totals for Cardiff South and Penarth in 2022

18 Sites polluted by Dwr Cymru Welsh Water

634 sewage dumps
5,677 h duration

That's 7.88 months. On average 1.7 times a day

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Constituencies near Cardiff South and Penarth

Waterways in Cardiff South and Penarth

Pollution Summary 2022

Here are all the reported sewage overflow totals for Cardiff South and Penarth 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 Rhymney	Ball Lane CSO	145	2,426	99.9
Dwr Cymru Welsh Water	River Taff Estuary	Harrowby Street PS	47	624	100
Dwr Cymru Welsh Water	Severn Estuary	Settled Storm Overflow at Cardiff Eastern District Pumping Station	59	621	100
Dwr Cymru Welsh Water	Severn Estuary	CARDIFF EAST DISTRICT LONG OUTFALL	59	621	100
Dwr Cymru Welsh Water	Coastal Waters Off Lavernock P	COG MOORS STW CDIFF RD DINAS POWYS	54	530	100
Dwr Cymru Welsh Water	Sully Brook	CSO and EO at Penarth Stonylands Pumping Station, Penarth	29	248	99.7
Dwr Cymru Welsh Water	Severn Estuary	PENARTH HEAD SEWAGE PUMPING STATION	49	197	100
Dwr Cymru Welsh Water	Severn Estuary	CARDIFF CENTRAL SPS TREMORFA	54	182	100
Dwr Cymru Welsh Water	Severn Estuary	BROCKHILL RISE & LAVERNOCK RD SSO'S	66	145	100
Dwr Cymru Welsh Water	Severn Estuary	Penarth Marina SPS	15	26	22.5
Dwr Cymru Welsh Water	Severn Estuary	KYMIN PS PENARTH CARDIFF ,	24	22	100
Dwr Cymru Welsh Water	River Ely	Penarth Llandough Moors Cardiff CSO, Cardiff	13	19	99.2
Dwr Cymru Welsh Water	Severn Estuary	OCEAN PARK PS TREMORFA FORESHORE RO	2	5	100
Dwr Cymru Welsh Water	Sully Brook	Sully Moors Road SPS	6	3	99.9
Dwr Cymru Welsh Water	River Rhymney	Fishponds Road No22 CSO, Llanrumey	4	3	87.8
Dwr Cymru Welsh Water	Sully Brook	A Combined Sewer Overflow Rear Of	2	1	100
Dwr Cymru Welsh Water	River Ely Estuary	Cogan SPS	4	1	94.7
Dwr Cymru Welsh Water	River Rhymney	Rumney Hill CSO	2	0	95.5
Dwr Cymru Welsh Water	River Ely	Cogan Storm Tank Cogan Penarth	0	0	100
Dwr Cymru Welsh Water	River Ely	Penarth Road WDPS	0	0	100
Dwr Cymru Welsh Water	Cardiff Bay	Grangetown SPS	0	0	100
Dwr Cymru Welsh Water	Rhymney River	Hartland Road PS	0	0	100
Dwr Cymru Welsh Water	Cardiff Bay	Curran SPS	0	0	100

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

With generous support from:

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Cardiff South and Penarth polluted by sewage 634 times in 2022 - lasting 5,677 hours

18 Sites polluted by Dwr Cymru Welsh Water

Pollution Summary 2022

Data Sources & Accuracy

Media Queries

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