River Tawe polluted by sewage 1,818 times in 2022 - lasting 13,981 hours

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Contains OS Data © Crown copyright & database right 2021-2022
© Top of the Poops 2021-2023
Totals for River Tawe in 2022
28 Sites polluted by Dwr Cymru Welsh Water
1,818 sewage dumps
13,981 h duration
That's 1.62 years! On average 5 times a day

Pollution Summary 2022

Here are all the reported sewage overflow totals for River Tawe in 2022. Sometimes sewage can be being dumped for months at a time.

These numbers are very slightly different from the Rivers page - This is because there is an invalid grid reference on the pollution consent - so we don't know where the CSO is. We're working on it.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Dwr Cymru Welsh Water River Tawe TREBANOS Wastewater Treament Works 170 2,850 99.8
Dwr Cymru Welsh Water River Tawe Settled Storm Sewage from Ystradgynlais WwTW 115 2,116 99.8
Dwr Cymru Welsh Water River Tawe Rear of Canal Cottage CSO, Abercrave 105 1,306 98.5
Dwr Cymru Welsh Water River Tawe Inco CSO Clydach Swansea 133 1,119 98.8
Dwr Cymru Welsh Water River Tawe CSO at Rear of Lonlas Station Road Abercrave 136 890 99.9
Dwr Cymru Welsh Water River Tawe CSO at Craig Y Duke Trebanos SOC 90 766 97.6
Dwr Cymru Welsh Water River Tawe CSO Ynystawe (Point 86 New Ma) 99 655 83.6
Dwr Cymru Welsh Water River Tawe CSO 104 NEWBRIDGE ROAD PUMPING STAT 67 595 100
Dwr Cymru Welsh Water River Tawe CSO at Ynysmeudw Warehouse (SOC 79 581 99.6
Dwr Cymru Welsh Water River Tawe WYCHTREE STREET CSO MORRISTON 64 504 100
Dwr Cymru Welsh Water River Tawe CSO at O/S 17 Glantawe Row Ystradgynlais 80 421 99.4
Dwr Cymru Welsh Water River Tawe Nr Gough Arms MH CSO 73 325 99.1
Dwr Cymru Welsh Water River Tawe CSO Ynysforgan Roundabout 37 295 100
Dwr Cymru Welsh Water River Tawe Pontardawe Leis Centre CSO Swansea 68 290 99.1
Dwr Cymru Welsh Water River Tawe CSO 70 A4067 Nthbnd Landore Swansea 85 207 100
Dwr Cymru Welsh Water River Tawe CSO 12 B4599 Road Bridge 57 177 100
Dwr Cymru Welsh Water River Tawe SWN YR AFON CSO, Ystradgynlais 60 174 98.9
Dwr Cymru Welsh Water River Tawe CSO at MH 92 nr Claypon Bridge, Ystradgynlais 25 143 99.8
Dwr Cymru Welsh Water River Tawe CSO Godre'r Graig SOC 20. Godre'r 21 111 99.9
Dwr Cymru Welsh Water River Tawe SWO.M'HOLE12 CWMTAWE FM PENRHOS 19 95 85.3
Dwr Cymru Welsh Water River Tawe Office Row Car Park Ystalyfera CSO 36 64 99.7
Dwr Cymru Welsh Water River Tawe CSO at Mason Arms, Ystradgynlais 24 59 96.3
Dwr Cymru Welsh Water River Tawe Glais SPS 23 56 99.9
Dwr Cymru Welsh Water River Tawe Glais CSO 23 56 99.9
Dwr Cymru Welsh Water River Tawe Pentrechwyth Rd CSO 42 38 100
Dwr Cymru Welsh Water River Tawe Bonymaen Rd CSO 42 36 69.5
Dwr Cymru Welsh Water River Tawe Opp 74 Bonymaen Rd CSO, Swansea , 32 23 57.1
Dwr Cymru Welsh Water River Tawe Pontardawe 2 To R Tawe CSO Swansea 13 20 100
Dwr Cymru Welsh Water River Tawe CSO M'HOLE 14 ABERCRAVE ST.DAVIDS C 0 0 0
Dwr Cymru Welsh Water River Tawe CSO at QUARRY ROAD CLYDACH (POINT 125) 0 0 0
Dwr Cymru Welsh Water River Tawe Heol Y Nant/Sybil Street Clydach CSO 0 0 0
Dwr Cymru Welsh Water River Tawe CSO Near Chemical Rd. Morriston 0 0 100
Dwr Cymru Welsh Water River Tawe CAMBRIAN PLACE POINT 120 , , 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

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.