Pontypridd polluted by sewage 1,302 times in 2022 - lasting 6,364 hours

© OpenStreetMap contributors
Contains OS Data © Crown copyright & database right 2021-2022
© Top of the Poops 2021-2023
✔ means we have experimental daily data for 2023
Totals for Pontypridd in 2022
33 Sites polluted by Dwr Cymru Welsh Water
1,302 sewage dumps
6,364 h duration
That's 8.84 months. On average 3.6 times a day

Pollution Summary 2022

Here are all the reported sewage overflow totals for Pontypridd 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 Ely DUFFRYN ISAF SEWAGE TREATMENT WORKS 77 1,068 99.9
Dwr Cymru Welsh Water River Ely ELY VALLEY ROAD CSO, 89 920 99.8
Dwr Cymru Welsh Water River Taff Tonteg Road, Upper Boat CSO and Pumping Station Emergency Overflow 128 849 100
Dwr Cymru Welsh Water River Rhondda CSO at Pwllgwuan Syphons, Millfield, Pontypridd 133 677 98.4
Dwr Cymru Welsh Water Nant Myddlyn CSO ADJACENT TO PARISH ROAD BEDDA 136 646 98.9
Dwr Cymru Welsh Water Nant Coslech Groesfan SPS 67 303 100
Dwr Cymru Welsh Water Nant Muchydd Capel Farm PS Emergency Tonyrefai 21 280 100
Dwr Cymru Welsh Water River Ely Lanelay Park - CSO 92 278 100
Dwr Cymru Welsh Water River Taff Rhydfelin CSO Off Lionel Terrace 43 228 99.7
Dwr Cymru Welsh Water River Taff CASTLE INN CSO ASSET NO 32280 61 202 78.3
Dwr Cymru Welsh Water River Taff Crossbrook St CSO, Pontypridd 53 154 95.4
Dwr Cymru Welsh Water River Clun Penygawsi CSO 57 141 100
Dwr Cymru Welsh Water River Ely CSO at Tonyrefail, Waunrhydd Road 34 114 97.8
Dwr Cymru Welsh Water River Ely CSO at Mill Street, Tonyrefail 41 99 99.3
Dwr Cymru Welsh Water River Clun Via An Unnamed Ditch Talbot Green CSO 39 80 98.8
Dwr Cymru Welsh Water Nant Arian New Society Garage CSO 36 66 100
Dwr Cymru Welsh Water River Taff YNYSANGHARAD PARK CSO 23 61 99.9
Dwr Cymru Welsh Water River Ely Miskin Sewage Pumping Station Miskin 15 59 98.1
Dwr Cymru Welsh Water Rhondda River Pavia Courth CSO, Pontypridd 51 54 98.9
Dwr Cymru Welsh Water River Rhondda Pellgwaun CSO 26 25 99.7
Dwr Cymru Welsh Water Nant Tyrarlwudd Penycoedcae SPS 28 22 99.6
Dwr Cymru Welsh Water River Rhondda Lower Mill Street CSO Pontypridd 10 9 100
Dwr Cymru Welsh Water River Rhondda Lanelay Crescent CSO, Maesycoed 14 8 99.5
Dwr Cymru Welsh Water River Taff Pontypridd West Street CSO 8 2 10.8
Dwr Cymru Welsh Water River Rhondda Pwllgwaun Rd CSO, pontypridd 3 2 100
Dwr Cymru Welsh Water River Ely CSO at Penrhiwfer Ashdale Rd CSO, rear of No23 6 1 99.9
Dwr Cymru Welsh Water River Ely Brynsadler Pumping Station Clun Ely 3 1 100
Dwr Cymru Welsh Water River Rhondda A COMBINED SEWER OVERFLOW GYFEILLON 2 1 99.8
Dwr Cymru Welsh Water Nant Cymdda Bach Brynteg Park Pumping Station Beddau 1 0 100
Dwr Cymru Welsh Water River Ely CSO at Tynybryn Road Tonyrefail R-C-T 2 0 49.2
Dwr Cymru Welsh Water R Taff - Conf Rhondda R To Castle Street CSO at Treforest Llantwit Rd A 1 0 100
Dwr Cymru Welsh Water River Taff Taff St CSO, Pontypridd 1 0 99.9
Dwr Cymru Welsh Water River Ely Danybryn SPS 1 0 99.9
Dwr Cymru Welsh Water River Ely Mill St CSO, Tonyrefail 0 0 100
Dwr Cymru Welsh Water River Ely MAES YR FELIN PUMPING STATION 0 0 99.7
Dwr Cymru Welsh Water River Taff YNYSANGHARAD HIGH LEVEL RELIEF CSO 0 0 99.9
Dwr Cymru Welsh Water River Ely RHYDYNANT PS (ADJ TO 49) PONTYCLUN 0 0 99.9
Dwr Cymru Welsh Water Taff Cardiff Road CSO, Pontypridd 0 0 98.4
Dwr Cymru Welsh Water River Taff Sion Street Sewage Pumping Station 0 0 99.8
Dwr Cymru Welsh Water River Ely Fairview SPS 0 0 100
Dwr Cymru Welsh Water River Ely Tonyrefail, Mill St CSO 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.