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Polluted by sewage 714 times in 2024 lasting 6,835 hours
Monitoring fell below 50% in some locations so could be more
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Donate NowHere are all the reported sewage overflow totals for Ynysybwl 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 1 of the total 11 CSO locations had reporting enabled for less than half the year.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Dwr Cymru Welsh Water | River Taff | Cilfynydd STW Cilfynydd Pontypridd Settled Storm | 157 | 2,597 | 99.8 |
| Dwr Cymru Welsh Water | River Taff | Settled Storm at Cynon Valley Wastewater Treatment Works | 106 | 1,586 | 99.8 |
| Dwr Cymru Welsh Water | Nant Clydach | Tank Near Pit CSO Ynysybwl | 129 | 785 | 93.6 |
| Dwr Cymru Welsh Water | River Taff | CYNON VALLEY STW GLYNCOCH PONTY | 50 | 776 | 99.8 |
| Dwr Cymru Welsh Water | Nant Clydach | GLYN STREET CSO GLYN ST YNYSYBWL | 106 | 577 | 98.7 |
| Dwr Cymru Welsh Water | Nant Clydach | CSO at Clydach Rd, Ynysbwl | 50 | 275 | 95.7 |
| Dwr Cymru Welsh Water | Nant Clydach | Old Parish Road CSO, Ynysbwl | 88 | 219 | 92.7 |
| Dwr Cymru Welsh Water | Nant Cae-Dudwg | End of Park Place CSO, Cilfynydd | 11 | 10 | 99.4 |
| Dwr Cymru Welsh Water | Culvert | NEW ROAD SEWERAGE SYSTEM (REDESIGNE | 16 | 7 | 77 |
| Dwr Cymru Welsh Water | Nant Clydach | CSO O/S 2 Clydach Terrace, Ynysybwl | 1 | 0 | 8.4 |
| Dwr Cymru Welsh Water | Nant Cae-Dudwg | PARK PLACE CSO | 0 | 0 | 99.8 |
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.
Get in touch if you have queries or want to discuss our data.
press [at] top-of-the-poops.org