Selby and Ainsty polluted by sewage 2,000 times in 2022 - lasting 12,055 hours

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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 Selby and Ainsty in 2022
50 Sites polluted by Yorkshire Water
2,000 sewage dumps
12,055 h duration
That's 1.4 years! On average 5.5 times a day

Pollution Summary 2022

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

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Yorkshire Water River Aire WEST HADDLESEY STW 279 1,323 100
Yorkshire Water Moor Drain LONG MARSTON WPC WORKS STORM TANKS 95 1,136 99.8
Yorkshire Water Ouse HOLME LANE SPS 105 978 100
Yorkshire Water River Nidd NORTH DEIGHTON STW 69 952 99.9
Yorkshire Water River Nidd KIRK HAMMERTON STW 87 837 99.9
Yorkshire Water River Wharfe WEETON SEWAGE TREATMENT WORKS 70 685 99.5
Yorkshire Water River Ouse WISTOW SEWAGE TREATMENT WORKS 88 549 97.9
Yorkshire Water Tidal Ouse KELFIELD STW 74 541 100
Yorkshire Water Crimple Beck HARROGATE SOUTH STW 56 533 99.7
Yorkshire Water River Wharfe BRITANNIA INN CSO 71 530 99.8
Yorkshire Water Tidal Ouse KELFIELD SEWAGE PUMPING STATION 61 500 100
Yorkshire Water Culverted Brayton Junction SHIPYARD ROAD 133 453 100
Yorkshire Water River Wharfe KEARBY SEWAGE TREATMENT WORKS 38 320 99.7
Yorkshire Water Fleet Beck TOCKWITH TREATMENT WORKS 33 303 100
Yorkshire Water Womersley Beck STAPLETON PARK WWTW 39 266 99.2
Yorkshire Water Weeton Beck BRIDGE HOUSE FARM CSO 40 259 100
Yorkshire Water River Ouse SELBY SEWAGE TREAMENT WORKS 24 231 99.4
Yorkshire Water River Nidd NUN MONKTON SEWAGE TREATMENT WORKS 38 145 100
Yorkshire Water River Ouse BARLBY SEWAGE TREATMENT WORKS 31 142 100
Yorkshire Water Lendall Carr Dyke BARLOW SEWAGE TREATMENT WORKS 20 130 100
Yorkshire Water Ings And Tetherings Drain EGGBOROUGH WWTW 13 127 99.7
Yorkshire Water River Nidd CATTAL SEWAGE TREATMENT WORKS 19 123 100
Yorkshire Water River Wharfe TADCASTER WEST CSO 52 116 99.4
Yorkshire Water Ouse Gill Beck SSO AT GREAT OUSEBURN(EAST) 58 111 39.4
Yorkshire Water River Ouse BARLBY ROAD SPS 63 109 100
Yorkshire Water Upper Fox Drain SHERBURN IN ELMET STW 11 104 98.6
Yorkshire Water Blowell Drain CRIDLING STUBBS WWTW 20 89 87.6
Yorkshire Water River Wharfe TADCASTER BRITTANIA CSO 19 87 17.3
Yorkshire Water River Aire CHAPEL HADDLESEY WWTW 30 68 100
Yorkshire Water Hagg Bush Dike BURN AIRFIELD SPS 50 64 80.5
Yorkshire Water Garmancarr Dike GARMANCARR SSO 25 54 92.8
Yorkshire Water Cherry Orchard YORK ROAD CSO 21 34 100
Yorkshire Water River Ouse STATION ROAD SSO 15 33 99.7
Yorkshire Water River Ouse HEMINGBROUGH WPC WORKS 16 30 99.9
Yorkshire Water An Nidd HUNSINGORE STW 10 18 100
Yorkshire Water Whixley Cut FIELD 4200 CSO 10 18 96.3
Yorkshire Water River Aire CUT ROAD NO.2 CSO 29 15 100
Yorkshire Water Cawdel Head Drain SOUTH MILFORD SPS 14 8 86.8
Yorkshire Water River Aire SPRING GARDENS SEWAGE PUMPING STA. 46 8 100
Yorkshire Water River Nidd MOOR MONKTON EAST SPS 8 7 100
Yorkshire Water Bishop Dike BISHOP DIKE SEWAGE PUMPING STATION 7 2 100
Yorkshire Water Culverted Green Dike SHERBURN OLD WORKS CSO 2 1 76.6
Yorkshire Water River Wharfe TADCASTER WPC WORKS 1 0 99.9
Yorkshire Water Mill Sike NUNMONKTON COMMON CSO 3 0 99.9
Yorkshire Water River Went KIRK SMEATON STW 1 0 99.2
Yorkshire Water Crimple Beck Or River Crimple GINNY GREEN HOLES NATURE RESERVE 1 0 85.9
Yorkshire Water Kirk Hammerton Beck KIRK HAMMERTON SSO 1 0 99
Yorkshire Water Crimple Beck Or River Crimple EASTFIELD FARM CSO 1 0 5.7
Yorkshire Water Tang Hall Beck ASHLEY PARK SSO 1 0 95.6
Yorkshire Water Old Course Of River Ouse HEMINGBROUGH WPC WORKS 2 0 100
Yorkshire Water River Ouse CHURCH END SEWAGE PUMPING STATION 0 0 99.7
Yorkshire Water Ouse Gill Beck GREAT OUSEBURN SPS 0 0 100
Yorkshire Water Toad Hall Beck SICKLINGHALL CSO 0 0 0
Yorkshire Water River Aire BROTHERTON CSO 0 0 91.5
Yorkshire Water Ouse Gill Beck LITTLE OUSEBURN SPS 0 0 79.2
Yorkshire Water Ouse Gill Beck BROADLANDS FARM NO 2 CSO 0 0 90.1
Yorkshire Water Tidal Ouse ANSON GROVE SEWAGE PUMPING STATION 0 0 100
Yorkshire Water Clough Dike CLOUGH DIKE SEWAGE PUMPING STATION 0 0 98.9
Yorkshire Water New Cut SSO AT GOLDSBOROUGH 0 0 100
Yorkshire Water Horse Pond Beck FOLLIFOOT SEWAGE PUMPING STATION 0 0 92.2
Yorkshire Water Dollyhill Dike ROSE COTTAGE 0 0 91.4
Yorkshire Water Whixley Cut FIELD 7500 CSO 0 0 95.4
Yorkshire Water Cemetary Drain FRYSTON COMMON LANE SPS 0 0 99.8

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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