Ceredigion polluted by sewage 3,826 times in 2022 - lasting 33,267 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 Ceredigion in 2022
67 Sites polluted by Dwr Cymru Welsh Water
3,826 sewage dumps
33,267 h duration
That's 3.85 years! On average 10.5 times a day

Pollution Summary 2022

Here are all the reported sewage overflow totals for Ceredigion 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 Nant Cledlyn CWRT NEWYDD STW STORM OVERFLOW 366 4,280 100
Dwr Cymru Welsh Water River Teifi Estuary Cardigan WwTW (STW) Cardigan Settled Storm 298 2,801 100
Dwr Cymru Welsh Water River Cynllo Aberbanc Sewage Pumping Station 140 2,500 99.9
Dwr Cymru Welsh Water River Teifi ALLTYBLACA PS ALLTYBLACCA LLANYBYDD 121 2,268 85.4
Dwr Cymru Welsh Water Nant Medini BEULAH WWTW INLET SO BEULAH CERED'N 225 2,237 100
Dwr Cymru Welsh Water River Teify TREGARON WWTW TREGARON CEREDIGION 109 1,874 100
Dwr Cymru Welsh Water River Denys Silian PS Lampeter Ceredigion 91 1,828 100
Dwr Cymru Welsh Water River Ystwyth LLANFARIAN WWTW LLANFARIAN CERED'N 197 1,507 96.9
Dwr Cymru Welsh Water River Teifi TEIFI TERRACE CSO 182 1,466 98.5
Dwr Cymru Welsh Water River Arth CSO at Pennant STW 230 1,440 98.8
Dwr Cymru Welsh Water River Lethi GILFACHREDA CSO NEWQUAY CEREDIGION 92 1,273 100
Dwr Cymru Welsh Water River Teifi Llechryd SPS 77 1,092 99.7
Dwr Cymru Welsh Water Nant Collen Storm Overflow at Rhydlewis Wastewater Treatment Works 48 836 100
Dwr Cymru Welsh Water River Grannell CSO at Cribyn WwTW, Ceredigion 135 759 87.3
Dwr Cymru Welsh Water River Teifi Adpar WwTW Settled Storm 35 619 100
Dwr Cymru Welsh Water Coastal Waters Of Cardigan Bay ABERAERON PS EOF 52 572 99.5
Dwr Cymru Welsh Water Coastal Waters Off Llanina Pt LLANINA WWTW/LL OLD H'DWATERS PS 35 463 100
Dwr Cymru Welsh Water River Aeron Brynog Arms Pumping Station 30 440 100
Dwr Cymru Welsh Water Teifi CARDIGAN 2 167 438 94.3
Dwr Cymru Welsh Water Bow Street Brook BOW STREET SPS BOW STREET 36 431 59.6
Dwr Cymru Welsh Water River Teifi LAMPETER STW CSO 66 401 100
Dwr Cymru Welsh Water Aberporth Coastal Waters ABERPORTH STW ABERPORTH , 46 399 100
Dwr Cymru Welsh Water River Nant Cledlyn Dolwen SPS 37 296 91.1
Dwr Cymru Welsh Water River Brennig Tregaron SPS (CSO and EO 64 270 100
Dwr Cymru Welsh Water River Iago Penrhiwllan SPS 30 235 100
Dwr Cymru Welsh Water River Rheidol CSO PONT ABERYSTWYTH ABERYSTWYTH 71 194 100
Dwr Cymru Welsh Water River Llethi LLANARTH BRIDGE CSO LLANARTH CERE'N 40 189 55.1
Dwr Cymru Welsh Water River Teifi Storm Overflow at Henllan Wastewater Treatment Works 42 189 100
Dwr Cymru Welsh Water River Clettwr SPS at Talgarreg WWTW 52 168 100
Dwr Cymru Welsh Water River Teifi Pontrhydfendigaid PS 44 160 100
Dwr Cymru Welsh Water River Clarach PS AT CLARACH BAY HOL VILLAGE CLARA 17 154 99.6
Dwr Cymru Welsh Water River Teifi Cardigan Hospital CSO 51 140 99.5
Dwr Cymru Welsh Water Coastal Waters At Llansaintffriad Llansantffraid SPS 35 128 100
Dwr Cymru Welsh Water River Teifi CARDIGAN PUMPING STATION NO 5 15 122 100
Dwr Cymru Welsh Water Nant Arberth Llachryd Main SPS 14 89 99.7
Dwr Cymru Welsh Water River Teifi 1 TEIFI TERRACE CSO NEWCASTLE EMLYN 63 77 99.2
Dwr Cymru Welsh Water River Brefi Settled Storm Overflow at Llandewi Brefi Wastewater Treatment Works 16 75 98.9
Dwr Cymru Welsh Water River Brefi Llanddewi Brefi CSO 68 69 99.5
Dwr Cymru Welsh Water Cardigan Bay LLANGRANOG WWTW LLANGRANOG 14 68 100
Dwr Cymru Welsh Water Coastal Water Off Llanina Pt LLANINA WWTW PS LLANINA NEW QUAY 11 68 100
Dwr Cymru Welsh Water Aberystwyth Harbour Wellington St CSO Abera Ab 33 61 96.5
Dwr Cymru Welsh Water River Teifi Cenarth Wastewater Treatment Works Inlet Storm Overflow 23 60 99.9
Dwr Cymru Welsh Water River Teifi Gloster Row SPS 22 56 100
Dwr Cymru Welsh Water River Cledan CROSS INN / NEBO STW CSO 12 52 100
Dwr Cymru Welsh Water Coastal Water ABERARTH Sewage Pumping Station 14 50 100
Dwr Cymru Welsh Water Drain To Nant Adail Llanilar CSO at SPS 5 45 99.9
Dwr Cymru Welsh Water Via A Surface Water Pipe To River Teifi Cardigan Pumping Station No.4 5 40 43
Dwr Cymru Welsh Water River Dulas Station Terrace CSO Lampeter 51 39 100
Dwr Cymru Welsh Water River Teifi Cardigan Bridge PS Cardigan Ceren 10 33 100
Dwr Cymru Welsh Water Aberystwyth Harbour WATER ST.SWO.ABERAERON ABERAE 41 33 99.5
Dwr Cymru Welsh Water Ceri Brook Ffos-y-ffin CSO 18 28 77.1
Dwr Cymru Welsh Water Nant Creuddyn SHOWFIELD DITCH CSO 45 24 100
Dwr Cymru Welsh Water Nant Verwig Settled Storm Overflow at Ferwig Wastewater Treatment Works 6 20 100
Dwr Cymru Welsh Water River Wyre LLANRHYSTUD WWTW CEREDIGION 15 17 100
Dwr Cymru Welsh Water Cardigan Bay GWBERT SEWAGE PUMPING STATION 4 16 100
Dwr Cymru Welsh Water River Mwldan GREENFIELD SQUARE CSO CARDIGAN CERE 12 11 98.5
Dwr Cymru Welsh Water Unnamed Ditch YNYS LAS PS 2 10 100
Dwr Cymru Welsh Water Nant Hawen PUMPING STATION ADJ TO NANT HAWEN 4 9 100
Dwr Cymru Welsh Water River Grannell A Sewage Pumping Station at Llanwnen, Llanybydder 5 9 99.7
Dwr Cymru Welsh Water River Rheidol TAN Y CAE PUMPING STATION ABERYSTY 13 8 100
Dwr Cymru Welsh Water River Teifi BRIDGE STREET CSO LAMPETER 13 4 100
Dwr Cymru Welsh Water Coastal Waters ROCK STREET PS NEW QUAY 2 1 100
Dwr Cymru Welsh Water Nant Guil-Ddu ABERPORTH P.S. SSO 2 1 100
Dwr Cymru Welsh Water River Rheidol PENPARCAU S.S. SSO , , 3 0 96.6
Dwr Cymru Welsh Water Nant Howni ABERPORTH P.S. SSO NO.1 2 0 100
Dwr Cymru Welsh Water Nant Aeron 4 TOAD HALL CSO 1 0 100
Dwr Cymru Welsh Water Aberporth Coastal Waters ABERPORTH HEADLAND PS ABERPORTH , 1 0 100
Dwr Cymru Welsh Water Nant Collen RHYDLEWIS PS NO 1 0 0 100
Dwr Cymru Welsh Water Teifi LAMPETER STORM PUMPS . . 0 0 0
Dwr Cymru Welsh Water Irish Sea Tresaith CSO 0 0 100
Dwr Cymru Welsh Water Plas Crug Ditch LLANBADARN PUMPING STATION 0 0 99.9
Dwr Cymru Welsh Water River Clarach Clarach STW CSO 0 0 99.9
Dwr Cymru Welsh Water River Mydr Mydroilyn WwTW Storm Overflow 0 0 100
Dwr Cymru Welsh Water Nant Thyd-Y-Fuch Ditch Cardigan - Penparc CSO 0 0 98.9
Dwr Cymru Welsh Water Unnamed Drainage Ditch CEI BACH SPS NEWQUAY CEREDIGION 0 0 100
Dwr Cymru Welsh Water River Rheidol CSO AT 18 MIN Y DDOL 0 0 92.4
Dwr Cymru Welsh Water Unnamed To Ystwyth PENTRELLYN PS 0 0 100
Dwr Cymru Welsh Water New Quay Bay CSO 790/CSO 800/CHIP SHOP CSO 0 0 18.7
Dwr Cymru Welsh Water New Quay Bay CSO SOUTH JOHN STREET NEW QUAY 0 0 100
Dwr Cymru Welsh Water River Drywi Llwyncelyn STW Settled Storm 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.

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