River Nidd polluted by sewage 1,104 times in 2024 - lasting 12,527 hours

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
Totals for River Nidd in 2024
18 Sites polluted by Yorkshire Water
1,104 sewage dumps
12,527 h duration
That's 1.45 years! On average 3 times a day

Pollution Summary 2024

Here are all the reported sewage overflow totals for River Nidd in 2024. Sometimes sewage can be being dumped for months at a time.

These numbers are very slightly different from the Rivers page. We're working on it.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Yorkshire Water River Nidd DARLEY SEWAGE TREATMENT WORKS 232 3,185 99.95
Yorkshire Water River Nidd NORTH DEIGHTON STW 153 2,861 100
Yorkshire Water River Nidd PATELEY BRIDGE STW 139 2,348 99.95
Yorkshire Water River Nidd DACRE SEWAGE PUMPING STATION 118 1,469 97.2
Yorkshire Water River Nidd KIRK HAMMERTON STW 99 719 99.45
Yorkshire Water River Nidd NUN MONKTON SEWAGE TREATMENT WORKS 71 569 100
Yorkshire Water River Nidd KNARESBOROUGH WPC WORKS 49 448 100
Yorkshire Water River Nidd MANSE LANE 57 CSO 56 236 96.4
Yorkshire Water River Nidd CATTAL SEWAGE TREATMENT WORKS 32 202 100
Yorkshire Water River Nidd SPITAL CROFT CSO 26 167 93.7
Yorkshire Water River Nidd SHOW GROUND CSO 22 97 100
Yorkshire Water River Nidd BIRSTWITH NO2 SPS 20 84 95.5
Yorkshire Water River Nidd GLASSHOUSES BRIDGE CSO 28 76 100
Yorkshire Water River Nidd WATERSIDE 49 CSO 17 27 99.5
Yorkshire Water River Nidd ABBEY ROAD NO 2 CSO 20 25 99.7
Yorkshire Water River Nidd CRAGG TOP COMBINED SEWER OVERFLOW 13 5 98.3
Yorkshire Water River Nidd MOOR MONKTON EAST SPS 7 1 100
Yorkshire Water River Nidd PROPOSED SSO NO 14 MANHOLE 2 1 38
Yorkshire Water River Nidd VILLAGE GREEN CSO 0 0 99.9
Yorkshire Water River Nidd ABBEY MILL CSO 0 0 97

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. 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.