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Harrogate and Knaresborough - Live Sewage

Polluted by sewage 2,903 hours in 2026 , monitoring offline 25,865 hours , potential overflows 52 hours so far..

© OpenStreetMap contributors
Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024

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✔ means we have live data (𝑥 if not)

View Annual Sewage Data

You're looking at the totals that we have calculated for sewage in Harrogate and Knaresborough so far for 2026. It is an estimate, based on very poor quality live data from the Water Companies. The water companies report their sewage to the Environment Agency every year in April. You can see the last reported year in the other page

What's a potential overflow? If the CSO goes 'Offline' while its Overflowing, we don't know if it stopped overflowing until we get a 'Stop' event.

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Constituencies near Harrogate and Knaresborough

Daily Data

Jan - 1,052 hours , 5,328 offline
Feb - 1,355 hours , 5,893 offline
Mar - 390 hours , 52 potential
Apr - 20 hours , 5,838 offline
May - 83 hours , 2,794 offline
Jun - 0 hours
Jul - 0 hours
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Yorkshire Water STAVELEY QUARRY/NO 2 CSO Tanner Beck 34 536h 52m -
Yorkshire Water HARROGATE NORTH/STW/3XDWF OVERFLOW Oak Beck 32 359h 39m -
Yorkshire Water KNARESBOROUGH/STW River Nidd 27 350h 50m -
Yorkshire Water THE GRANARY/CSO Nidd And S 22 285h 32m 132 h
Yorkshire Water ALMSFORD AVENUE/CSO Crimple Beck 18 285h 23m 52 h
Yorkshire Water CRIMPLE LANE/NO 2 CSO Crimple Beck 27 192h 15m -
Yorkshire Water SHERWOOD DRIVE/CSO Rud Beck 23 152h 14m -
Yorkshire Water HOOKSTONE ROAD/CSO Hookstone Beck 13 115h 2m -
Yorkshire Water MANSE LANE 57/CSO River Nidd 23 108h 55m -
Yorkshire Water HOOKSTONE GRANGE WAY/CSO Rud Beck Via Public Sewer 6 92h 21m -
Yorkshire Water OAKDALE HARROGATE/CSO Oak Beck 9 71h 56m -
Yorkshire Water HARROGATE NORTH/STW/6XDWF OVERFLOW Oak Beck 14 50h 1m -
Yorkshire Water ST MARYS WALK XXX/CSO Oak Beck And Coppice Beck 22 46h 4m 7 h
Yorkshire Water STRAY ROAD/CSO Hookstone Beck 8 43h 55m 7 h
Yorkshire Water HOTEL MAJESTIC/CSO Oak Beck And Coppice Beck 10 24h 15m 8 h
Yorkshire Water BLACK SWAN/CSO Crimple Beck Or River Crimple 15 21h 26m 7 h
Yorkshire Water ABBEY ROAD/NO 2 CSO River Nidd 5 19h 1m -
Yorkshire Water WATERSIDE 48/CSO Mill Stream 7 18h 6m 7 h
Yorkshire Water WATERSIDE 47/CSO Mill Stream 9 16h 3m 1,008 h
Yorkshire Water KILLINGHALL/NO 2 CSO Nidd 4 15h 10m -
Yorkshire Water BILTON LANE BECK/CSO Bilton Beck 10 14h 20m -
Yorkshire Water PANNAL BRIDGE/CSO River Crimple Via Sewer 7 11h 33m 1 h
Yorkshire Water ST MARYS WALK 29/CSO Oak Beck And Coppice Beck 11 10h 31m 10 h
Yorkshire Water HOOKSTONE DRIVE/NO 2 CSO Culverted Rud Beck/Publicsewer 2 8h 48m 8 h
Yorkshire Water ALBERT STREET/CSO Oak Beck And Coppice Beck 9 8h 17m 9 h
Yorkshire Water WATERSIDE 49/CSO River Nidd 4 7h 7m 8 h
Yorkshire Water SKIPTON ROAD 33/CSO Oak Beck Via A Public Sewer 6 6h 59m 1,986 h
Yorkshire Water LOW MOOR LANE/CSO Jumwell Beck 3 6h 55m -
Yorkshire Water STRAWBERRY DALE/CSO Oak Beck And Coppice Beck 7 5h 24m 9 h
Yorkshire Water GOLDSBOROUGH/CSO New Cut 1 3h 18m 0 h
Yorkshire Water OAKDALE AVENUE/CSO Oak Beck 4 3h 11m 10 h
Yorkshire Water ST MARYS WALK 30/CSO Oak Beck And Coppice Beck 5 2h 24m 9 h
Yorkshire Water MONTPELLIER RD27/CSO Oak Beck And Coppice Beck 4 2h 2m -
Yorkshire Water HYDE PARK ROAD/CSO Oak Beck And Coppice Beck 4 1h 56m -
Yorkshire Water HOLLINS CLOSE/CSO Nidd And S 3 1h 35m -
Yorkshire Water JENNY PLAIN BRIDGE/CSO Oak Beck And Coppice Beck 3 1h 19m 99 h
Yorkshire Water ST MARYS WALK 7/CSO Oak Beck And Coppice Beck 3 1h -
Yorkshire Water FOREST LANE/NO 2 CSO Culverted Star Beck 1 0h 49m 0 h
Yorkshire Water SKIPTON ROAD 109/CSO Oak Beck Via A Public Sewer 2 0h 22m -
Yorkshire Water CHUDLEIGH ROAD/CSO Oak Beck And Coppice Beck 1 0h 19m -
Yorkshire Water CAMBRIDGE STREET/CSO Oak Beck And Coppice Beck 1 0h 14m -
Yorkshire Water SPITAL CROFT/CSO River Nidd 1 0h 10m 436 h
Yorkshire Water HAMBLETON ROAD/CSO Clvrt Bilton Beck 0 0h -
Yorkshire Water SKIPTON ROAD 83/CSO Oak Beck Via A Public Sewer 0 0h 2,777 h
Yorkshire Water FULWITHMILL FARM/NO 2 CSO Crimple Beck 0 0h -
Yorkshire Water UNITY GROVE/CSO Oak Beck Via Public Sewer 0 0h 3,158 h
Yorkshire Water SKIPTON ROAD 179/CSO Oak Beck Via Public Sewer 0 0h 3,299 h
Yorkshire Water COLD BATH ROAD/CSO Oak Beck And Coppice Beck 0 0h 685 h
Yorkshire Water WEST PARK/CSO Oak Beck And Coppice Beck 0 0h -
Yorkshire Water KINGS ROAD/CSO Oak Beck And Coppice Beck 0 0h -
Yorkshire Water BOROUGHBRIDGE ROAD/CSO Frogmire Dyke 0 0h -
Yorkshire Water STRAY REIN/CSO Hoohstone Beck 0 0h 2,787 h
Yorkshire Water CRAGG TOP/CSO River Nidd 0 0h -
Yorkshire Water VILLAGE GREEN/CSO River Nidd 0 0h 3,299 h
Yorkshire Water GREENFIELDS ROAD/NO 3 CSO Rud Beck Via A Public Sewer 0 0h 2,787 h
Yorkshire Water WEDDERBURN SCHOOL/CSO Rud Beck Via A Public Sewer 0 0h -
Yorkshire Water ABBEY MILL/CSO River Nidd 0 0h 3,299 h

Data Sources & Accuracy

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.