Here are all the reported sewage overflow totals for Preseli Pembrokeshire 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 Taf | Settled Storm Overflow at Llanfyrnach Wastewater Treatment Works | 139 | 2,921 | 100 |
Dwr Cymru Welsh Water | River Cleddau | SCLEDDAU EO AND CSO | 133 | 2,534 | 100 |
Dwr Cymru Welsh Water | River Taf | Hermon STW Storm Overflow Hermon | 150 | 2,398 | 100 |
Dwr Cymru Welsh Water | River Rhydyfallen-Uatroy Of Eastern Cleddau | CSO at Maenclochog STW | 165 | 2,275 | 100 |
Dwr Cymru Welsh Water | River Morgenau | CSO at Boncath Wastewater Treatment Works | 125 | 2,139 | 97.9 |
Dwr Cymru Welsh Water | Newport Bay | CWM SEWAGE PUMPING STATION | 125 | 2,081 | 99.9 |
Dwr Cymru Welsh Water | Cartlet Brook | CLARBESTON STW HAVERFORDWEST PEMBS | 227 | 1,788 | 100 |
Dwr Cymru Welsh Water | Western Cleddau | Pont-Yr-Hafod Sewage Pumping Station | 84 | 1,647 | 90.8 |
Dwr Cymru Welsh Water | Nevern | Felindre Farchog SPS | 79 | 1,581 | 99.9 |
Dwr Cymru Welsh Water | River Anghof | Puncheston WwTW Inlet CSO | 116 | 1,483 | 100 |
Dwr Cymru Welsh Water | River Nevern | Blaenffos WwTW CSO | 95 | 1,439 | 100 |
Dwr Cymru Welsh Water | Sea | DINAS STW . . | 89 | 1,379 | 99.4 |
Dwr Cymru Welsh Water | River Teifi | Cilgerran No 1 SPS | 111 | 1,359 | 100 |
Dwr Cymru Welsh Water | River Gwaun | CSO at LLANYCHAER STW | 112 | 1,333 | 100 |
Dwr Cymru Welsh Water | Llangwm Pill | EMERGENCY DISCHARGE FROM LLANG | 75 | 1,333 | 96.3 |
Dwr Cymru Welsh Water | River Teifi | ST DOGMAELS NORTH END PS CSO AND EO | 85 | 1,226 | 100 |
Dwr Cymru Welsh Water | River Taf, Via Surface Water Sewer | Llanfrynach SPS | 68 | 1,202 | 100 |
Dwr Cymru Welsh Water | River Taf | CSO at Glogue STW | 101 | 1,157 | 99.7 |
Dwr Cymru Welsh Water | Deepford Brook | Clarbeston Road PS | 66 | 1,050 | 99.9 |
Dwr Cymru Welsh Water | Aber Bach | Dinas Cross SPS | 68 | 1,046 | 99.6 |
Dwr Cymru Welsh Water | River Nevern | CRYMYCH STW | 134 | 995 | 99.9 |
Dwr Cymru Welsh Water | Aberdraw Stream | CSO at Trevine STW | 135 | 984 | 100 |
Dwr Cymru Welsh Water | Western Cleddau | Letterston West WwTW CSO | 128 | 952 | 100 |
Dwr Cymru Welsh Water | River Teifi | Settled Storm Overflow at Cilgerran Wastewater Treatment Works | 70 | 878 | 100 |
Dwr Cymru Welsh Water | River Anghof | Letterston East STW SPS | 67 | 849 | 99.3 |
Dwr Cymru Welsh Water | Knock Brook | Keeston Works Inlet CSO | 102 | 842 | 100 |
Dwr Cymru Welsh Water | Tidal Waters Of Western Cleddau | Merlins Bridge STW/Inlet SPS | 107 | 713 | 99.1 |
Dwr Cymru Welsh Water | River Pilau | Pen Y Bryn PS | 92 | 684 | 99.7 |
Dwr Cymru Welsh Water | Rubaxton Water | SPITTAL WWTW SPITTAL PEMBS | 86 | 584 | 46 |
Dwr Cymru Welsh Water | Nant Hafren | EGLWYSWRW WWTW EGLWYSWRW NR NWPRT | 33 | 567 | 100 |
Dwr Cymru Welsh Water | Sandy Haven Pill | Tiers Cross WWTW Inlet CSO Pembrk | 140 | 532 | 89.1 |
Dwr Cymru Welsh Water | Fishguard Harbour | Fishguard Slade SPS | 72 | 520 | 100 |
Dwr Cymru Welsh Water | Hazelbeach Stream | Waterston WwTW Inlet CSO | 242 | 491 | 100 |
Dwr Cymru Welsh Water | Monk Haven Stream | SPS at St Ishmaels WwTW | 42 | 476 | 100 |
Dwr Cymru Welsh Water | West Cleddua | CSO@WOLFSDALE SPS | 58 | 349 | 100 |
Dwr Cymru Welsh Water | Western Cleddau | Combined Sewer Overflow No. 6 | 85 | 315 | 98.8 |
Dwr Cymru Welsh Water | Lower Town Harbour, Fishguard | Fishguard Lower Town SPS | 76 | 246 | 100 |
Dwr Cymru Welsh Water | Tidal Waters Of Western Cleddau | Picton PS & Picton Fields CSO | 77 | 243 | 100 |
Dwr Cymru Welsh Water | Nolton Bay | CSO SERVING NOLTON HAVEN SPS | 26 | 207 | 100 |
Dwr Cymru Welsh Water | Afan Daulan | Iron Duke Clynderwen SPS | 18 | 197 | 100 |
Dwr Cymru Welsh Water | River Teifi | Abercych SPS | 64 | 167 | 100 |
Dwr Cymru Welsh Water | Coastal Waters At Porth Clais | ST DAVID'S WWTW ST DAVID'S PEMBS | 26 | 165 | 100 |
Dwr Cymru Welsh Water | Swansell Brook | WALTON WEST STW BALANCING TANK | 14 | 149 | 99.9 |
Dwr Cymru Welsh Water | Brandy Brook | NEWGALE SEWAGE TREATMENT WORKS | 16 | 144 | 100 |
Dwr Cymru Welsh Water | River Dulas | Newchapel STW CSO | 49 | 130 | 99.1 |
Dwr Cymru Welsh Water | Esturail Waters Milford Haven | MILFORD HAVEN STW | 50 | 128 | 100 |
Dwr Cymru Welsh Water | Esturial Waters At Hakin Point | MILFORD HAVEN CSO | 66 | 122 | 99.9 |
Dwr Cymru Welsh Water | Beggars Reach Daugleddau | LLANGWM WWTW LLANGWM PEMBROKESHIRE | 9 | 118 | 100 |
Dwr Cymru Welsh Water | Sprinkle Pill | Hook STW Inlet PS low level CSO | 43 | 117 | 100 |
Dwr Cymru Welsh Water | Esturial Waters At Rath | M'Ford Haven Rath CSO Milford Haven | 79 | 112 | 100 |
Dwr Cymru Welsh Water | Milford Haven Waterway | MILFORD HAVEN STW | 30 | 111 | 100 |
Dwr Cymru Welsh Water | Westfield Pill | CSO at Rosemarket STW | 36 | 83 | 100 |
Dwr Cymru Welsh Water | Western Cleddau | CSO 7 Union Hill, Haverfordwest | 53 | 70 | 69.5 |
Dwr Cymru Welsh Water | River Teifi | CSO at Rear of Teifi Inn PH, St Dogmaels | 18 | 49 | 99.5 |
Dwr Cymru Welsh Water | River Alun | VIC'GE RD ST.DAVIDS.SWO | 15 | 49 | 99.5 |
Dwr Cymru Welsh Water | Goodwick Brook | Parrog Goodwick SPS | 18 | 48 | 99.9 |
Dwr Cymru Welsh Water | River Anghof | WOLFSCASTLE PS | 12 | 41 | 99.9 |
Dwr Cymru Welsh Water | Western Cleddau | NORTHGATE/FRED REES CSO HVRFORDWEST | 47 | 40 | 100 |
Dwr Cymru Welsh Water | Tidal Waters Of Western Cleddau | New Quay CSO New Quay Haverfordwest | 43 | 36 | 100 |
Dwr Cymru Welsh Water | Merlin'S Brook | Johnston Terminal SPS | 17 | 36 | 100 |
Dwr Cymru Welsh Water | River Anghof | Storm Overflow at Wolfscastle Wastewater Treatment Works | 19 | 33 | 100 |
Dwr Cymru Welsh Water | Fishguard Harbour | Fishguard Ogof Martha SPS | 36 | 32 | 88.9 |
Dwr Cymru Welsh Water | Swanswell Brook | BROADHAVEN SOUTH PS BROADHAVEN , | 15 | 31 | 99.5 |
Dwr Cymru Welsh Water | Milford Haven | NEYLAND P.S. . . | 14 | 28 | 100 |
Dwr Cymru Welsh Water | Cwm Mawr Strea | PENYCWM PS | 8 | 23 | 99.9 |
Dwr Cymru Welsh Water | Little Haven Stream | LITTLE HAVEN SPS HEAD OF BEACH LIT | 5 | 20 | 99.1 |
Dwr Cymru Welsh Water | Est'L Waters Milford Haven | DALE WWTW - CSO | 36 | 19 | 100 |
Dwr Cymru Welsh Water | Milford Haven Waterway | BURTON FERRY WWTW NEYLAND PEMBS | 19 | 17 | 100 |
Dwr Cymru Welsh Water | Aberach Stream | CSO at St Nicholas STW | 23 | 17 | 29 |
Dwr Cymru Welsh Water | Castle Pill | A COMBINED SEWER OVERFLOW AT BEACH | 40 | 16 | 100 |
Dwr Cymru Welsh Water | Milford Haven | PROMENADE NEYLAND SWO | 29 | 16 | 99.8 |
Dwr Cymru Welsh Water | Goodwick Brook | CSO at Emergent Culvert Goodwick | 25 | 15 | 98.8 |
Dwr Cymru Welsh Water | Milford Haven Waterway | NEYLAND WWTW NEYLAND PEMBROKESHIRE | 20 | 13 | 100 |
Dwr Cymru Welsh Water | River Alun | PIT ST ST. DAVIDS SWO | 18 | 13 | 94.1 |
Dwr Cymru Welsh Water | Deadman'S Lake Stream | STEYNTON SPS | 19 | 11 | 99.9 |
Dwr Cymru Welsh Water | Sprincle Pill,Daucleddau | HOOK WwTW | 8 | 9 | 100 |
Dwr Cymru Welsh Water | River Teifi | ST.DOGMAELS JEWSONS CSO MAIN CSO EO | 2 | 5 | 100 |
Dwr Cymru Welsh Water | Tidal River Solva | SOLVA P.S. . . | 6 | 5 | 100 |
Dwr Cymru Welsh Water | Western Cleddau | Castlemorris Wastewater Treatment CSO | 11 | 5 | 79.1 |
Dwr Cymru Welsh Water | Swanswell Brook | BROADHAVEN NORTH PUMPING STATION | 7 | 4 | 97.1 |
Dwr Cymru Welsh Water | Winterton Marsh Stream | MARLOES WORKS INLET . . | 4 | 3 | 100 |
Dwr Cymru Welsh Water | River Teifi | Cilgerran Flyght PS | 9 | 3 | 89.7 |
Dwr Cymru Welsh Water | Milford Haven Estuary | NEYLAND PROMENADE CSO , , | 9 | 3 | 100 |
Dwr Cymru Welsh Water | River Hubberston Pill | PRIORY PS | 2 | 1 | 100 |
Dwr Cymru Welsh Water | Western Cleddau | MATHRY SPS NR FISHGUARD PEMBROKSHRE | 2 | 1 | 100 |
Dwr Cymru Welsh Water | River Plysgog | PENRALLTDRAW COMBINED SEWER CSO | 3 | 1 | 100 |
Dwr Cymru Welsh Water | Unnamed Of Brandy Brook | Maes Ffynnon SPS CSO | 1 | 0 | 100 |
Dwr Cymru Welsh Water | River Nyfer | The Parrog Newport CSO | 0 | 0 | 1.8 |
Dwr Cymru Welsh Water | Cartlett Brook | Crundale Sewage Pumping Station | 0 | 0 | 73.3 |
Dwr Cymru Welsh Water | Westfield Pill | Honeyborough SPS CSO | 0 | 0 | 100 |
Dwr Cymru Welsh Water | River Alun | PEBBLES ST. DAVIDS SWO | 0 | 0 | 0 |
Dwr Cymru Welsh Water | Westfield Pill Via Unnamed Watercourse | Houghton SPS CSO | 0 | 0 | 97.9 |
Dwr Cymru Welsh Water | River Teifi | St Dogmaels CSO | 0 | 0 | 100 |
Dwr Cymru Welsh Water | Milford Haven Estuary | Nelson Quay SPS CSO | 0 | 0 | 100 |
Dwr Cymru Welsh Water | Estuary East Of Sandy Haven | HERBRANDSTON WWTW HERBRANDSTON | 0 | 0 | 99.8 |
Dwr Cymru Welsh Water | Castle Pill | M.Haven/Castle Pill CSO Pembs | 0 | 0 | 100 |
Dwr Cymru Welsh Water | Fishguard Harbour | FISHGUARD HARBOUR (CRANE) CSO | 0 | 0 | 100 |
Dwr Cymru Welsh Water | Westfeild Pill | Gaddarn Reach SPS CSO | 0 | 0 | 99.9 |
Dwr Cymru Welsh Water | Porthgain Stream | CROESGOCH WORKS INLET | 0 | 0 | 100 |
Dwr Cymru Welsh Water | Pont Shan Brook | CLYNDERWEN WWTW INLET CSO | 0 | 0 | 0 |
Dwr Cymru Welsh Water | St Martins Brook | Haverfordwest Hawthorn Rise CSO | 0 | 0 | 100 |
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.