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March for Clean Water

Torfaen was polluted by sewage 2,612 times in 2023
lasting 14,552 hours - that's 1.68 years!
- but monitoring was disabled in some locations, so could be more

© OpenStreetMap contributors
Contains OS Data © Crown copyright & database right 2021-2023
© Top of the Poops 2021-2023
✔ means we have experimental daily data since 2023
Totals for Torfaen in 2023
43 Sites polluted by Dwr Cymru Welsh Water
2,612 sewage dumps
14,552 h duration
That's 1.68 years! On average 7.2 times a day
Change Over Time
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Constituencies near Torfaen
Waterways in Torfaen

Pollution Summary 2023

Here are all the reported sewage overflow totals for Torfaen 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 4 of the total 52 CSO locations had reporting enabled for less than half the year, of which 4 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Dwr Cymru Welsh Water River Llwyd CSO at PONTYPOOL CHARLESVILLE TRUNK SEWAR 129 2,311 99.4
Dwr Cymru Welsh Water River Lwyd LLANFRECHFA STORM TANKS PONTHIR 178 2,262 100
Dwr Cymru Welsh Water River Lwyd LOWER NEW INN (PONTYFELIN LANE 164 1,663 98.5
Dwr Cymru Welsh Water River Lwyd CSO at Griffithstown Subsidary Sewer 122 1,143 99
Dwr Cymru Welsh Water Cwm Ffrwd VIADUCT ROAD CSO GARNIFFAITH ABERSY 103 681 89.5
Dwr Cymru Welsh Water River Lwyd Pontnewynydd Mill Rd CSO 115 634 98.6
Dwr Cymru Welsh Water Blaen Bran Brook Brookland Terrace Rec Ground CSO 88 626 100
Dwr Cymru Welsh Water River Lwyd New Road CSO, Pontypool 110 545 98.6
Dwr Cymru Welsh Water Surface Water Sewer And Culver To Cwm Bran Brook Belle Vue Road CSO, Old Cwmbran 106 523 98.2
Dwr Cymru Welsh Water Inland Waters TY COCH CSO TY COCH WAY CWMBRAN , 67 470 98.9
Dwr Cymru Welsh Water Cwmbran Brook Via Surface Water Sewer Porthmawr Road CSO, Cwmbran 120 404 97.5
Dwr Cymru Welsh Water Culvert Leading To River Lwyd Charles Street CSO 88 354 99.2
Dwr Cymru Welsh Water River Lwyd Pontypool Freeholdland Rd 50 321 98.6
Dwr Cymru Welsh Water River Lwyd - Source To Conf Dowlais Bk Old Road CSO, Abersychan 63 310 67.1
Dwr Cymru Welsh Water River Lwyd Pontypool (Pontymoile) CSO 77 303 98.9
Dwr Cymru Welsh Water Nant Y Milwr Via Surface Water Sewer And An Unnamed Watercourse Rede Road CSO 61 262 99.2
Dwr Cymru Welsh Water River Lwyd St Albans School CSO, Pontypool 77 261 99
Dwr Cymru Welsh Water River Lwyd CSO at Blaenavon Station Terrace 69 220 99.1
Dwr Cymru Welsh Water Avon Lwyd Cwmbran Somerset Rd CSO 56 175 99.2
Dwr Cymru Welsh Water River Lwyd Blaenavon Band Hut MH 57A SWO 2 54 136 99
Dwr Cymru Welsh Water River Lwyd Chapel Lane CSO 39 133 99.6
Dwr Cymru Welsh Water Dowlias Brook The Meads CSO, Llantarnum 37 116 87.7
Dwr Cymru Welsh Water River Lwyd Hospital Rd CSO, Pontnewynydd 61 100 97.2
Dwr Cymru Welsh Water River Lwyd Trevethin CSO 46 89 99.7
Dwr Cymru Welsh Water River Lwyd CSO at Cwmbran Sebastopol Avondale Rd 47 74 94.8
Dwr Cymru Welsh Water Trosnant Brook Leisure Centre CSO Trosnant Street 46 72 99.5
Dwr Cymru Welsh Water River Lwyd Via Culvert And Unnamed Watercourse Rear of 15 Llwyn Onn CSO Croesyceiliog 39 54 95.6
Dwr Cymru Welsh Water River Lwyd 7 Olway Close CSO, Llanyravon 39 43 96.9
Dwr Cymru Welsh Water Trosnant Brook CSO at Crumlin Rd 2, Pontypool 85 43 43.9
Dwr Cymru Welsh Water River Lwyd RISING SUN BRIDGE CSO 32 37 48.2
Dwr Cymru Welsh Water River Lwyd Stanley Place CSO, Pontnewydd, Cwmbran 46 35 99.9
Dwr Cymru Welsh Water River Lwyd HOSPITAL ROAD CSO ST JOHNS AMBULANCE 44 35 100
Dwr Cymru Welsh Water River Lwyd Abersychan CSO Coed-Yr-Eos Farm 36 22 99.9
Dwr Cymru Welsh Water River Llwyd CSO at Pontypool-Coedygric Panteg Road 26 20 99.6
Dwr Cymru Welsh Water River Lwyd Convent Garden CSO, Llantarnam 20 18 99.6
Dwr Cymru Welsh Water River Lwyd 103 Beaumaris Drive Cwmbran CSO 8 11 99.5
Dwr Cymru Welsh Water River Lwyd Coed Farm CSO Cwmavon Blaenavon 20 9 100
Dwr Cymru Welsh Water River Lwyd Blaenavon Forgeside CSO 5 7 49.3
Dwr Cymru Welsh Water River Lwyd Snatchwood Rd CSO 16 6 98.7
Dwr Cymru Welsh Water River Lwyd Pontypool Hanbury Rd/Italian Gardens CSO 7 5 36.3
Dwr Cymru Welsh Water River Lwyd Rose Cottage CSO 9 3 94.8
Dwr Cymru Welsh Water River Lwyd PONTNEWYNYDD CSO 5 1 100
Dwr Cymru Welsh Water River Lwyd Pontnewynydd Mill Rd O/S No 4 CSO 2 0 100
Dwr Cymru Welsh Water Nant-Y-Milwr Coed Eva Mill CSO Coed Eva Cwmbran 0 0 0
Dwr Cymru Welsh Water River Lwyd 3 Olway close CSO Llanyravon 0 0 9.7
Dwr Cymru Welsh Water Blaen Bran Brook Llanfrechra Rose Cottage CSO 0 0 0
Dwr Cymru Welsh Water River Lwyd Leigh Rd CSO, Pontypool 0 0 100
Dwr Cymru Welsh Water River Lwyd CSO at Rosemary lane End of Car Park 0 0 0
Dwr Cymru Welsh Water River Lwyd Pleasant Court CSO, Limekiln Rd, Pontypool 0 0 100
Dwr Cymru Welsh Water Cwmbran Brook Cwmbran Woodside Road CSO 0 0 100
Dwr Cymru Welsh Water River Lwyd 2 Llangorse Road CSO Llanyravon 0 0 97.4
Dwr Cymru Welsh Water River Lwyd CSO OPPOSITE THE JOB CENTRE IN 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.

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