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Here are all the reported sewage overflow totals for Gwendraeth Fawr in 2025. Sometimes sewage can be being dumped for months at a time.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Dwr Cymru Welsh Water | Gwendraeth Fawr | PONTYBEREM WWTW PONTYBEREM CARMS | 154 | 2,659 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | TRIMSARAN WWTW SPUDDER BRIDGE RD | 100 | 1,756 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | CARWAY WWTW CARWAY CARMS | 155 | 1,579 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | SOC4 PONTYATES AREA CSO | 63 | 684 | 82.6 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | BLAENHIRWAUN CSO CEFNEITHIN | 76 | 584 | 84.2 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | Trimsaran Waste Water Treatement Works Settled Storm | 33 | 368 | 99.5 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | Clos Isaf CSO, Drefach | 83 | 356 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | Parc Y Dai No1 CSO Drefach | 98 | 312 | 97.1 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | New Lodge Inn CSO Pontyberem Carm | 51 | 289 | 99.1 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | CSO at Cwm Mawr Rb No1 Gwendreath Catchmen | 42 | 258 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | Tom Jones Nursery CSO | 57 | 222 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | Pontyberem No2 SPS | 68 | 202 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | HEOL MEINCIAU CSO | 24 | 159 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | Parc y Dai CSO | 50 | 144 | 97.7 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | PONT HENRI INCLINE INN CSO | 18 | 94 | 99.8 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | 27 RHOSNEWYDD MAESYGWERN CSO TUMBLE | 52 | 84 | 96.1 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | Ddoll Las Temporary CSO Llanelli | 15 | 54 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | CSO at Access Road To Pontyberem STW | 7 | 9 | 99.9 |
| Dwr Cymru Welsh Water | Gwendraeth Fawr | HEOL NAZARETH 2 CSO | 2 | 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