Pendle and Clitheroe

Polluted by sewage 913 times in 2024 lasting 3,780 hours

Monitoring fell below 50% in some locations so could be more

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

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✔ means we have experimental daily data since 2023

Live data for Pendle and Clitheroe in 2025

So far this year (as of Apr 22, 2025, 10:15 PM) there has been 713 hours of sewage overflows

Totals for Pendle and Clitheroe in 2024

32 Sites polluted by United Utilities, Yorkshire Water
913 sewage dumps
3,780 hours duration
That's 5.25 months. On average 2.5 times a day

Change Over Time

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Your local MP is Jonathan Hinder (Labour) - Find out more about their interests, donors, and voting at They Work For You

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Pendle and Clitheroe, here you can see overflows in red, the darker the red, the more the CSO overflowed that day.

Each CSO has a row, the most recent data is on the right hand side.

Monitoring Online
Monitoring Offline
Polluting
Potentially Polluting
Unknown
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Pollution Summary 2024

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

Reporting refers to how much of the time the monitoring was active. In this constituency 1 of the total 32 CSO locations had reporting enabled for less than half the year.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Yorkshire Water Earby Beck EARBY WWTW 178 718 100
United Utilities Chatburn Brook CHATBURN PUMPING STATION 75 646 100
United Utilities Colne Water COLNE WASTE WATER TREATMENT WORKS 78 519 100
United Utilities Pendleton Brook NORTH WEST OF HENTHORN ROAD BRIDGE 56 379 98.9
United Utilities Butts Beck NEAR BUTTS BECK CSO (321H7) 15 239 99.3
United Utilities Stock Beck BARNOLDSWICK WWTW 29 233 100
United Utilities Pendleton Brook CLITHEROE STREET CSO 65 217 93.4
Yorkshire Water County Dyke FOULRIDGE CSO 75 176 100
United Utilities River Calder LONGWORTH RD/R'WAY VIADUCT 36 121 80.7
United Utilities Walverden Water NETHERFIELD ROAD CSO (32019) 58 113 100
United Utilities Swinden Clough 273 REGENT ST CSO (32013) 25 105 13.3
United Utilities Pendle Water LOMESHAYE WAY CSO 28 75 99.9
United Utilities Colne Water COLNE REFUSE TRANSFER STATION 28 69 99.2
United Utilities Walverden Water FLEET STREET 17 42 100
United Utilities Walverden Wtr Pendle Wtr CHAPEL HOUSE ROAD (32014) CSO 16 36 100
United Utilities River Calder SIMONSTONE LANE CSO 10 16 99.3
United Utilities Walverden Water WALVERDEN PARK CSO 10 11 100
United Utilities Hendon Brook HEY STREET (PLAYGROUND) CSO (32017) 5 9 100
United Utilities Walverden Water CHAPEL HOUSE ROAD CSO (32014) 17 8 99.4
United Utilities Pendle Water BARROWFORD CSO 41 7 100
United Utilities Culvrtd Walverden Wtr REEDYFORD RD CSO (32020) 7 5 100
United Utilities Colne Water LANESHAWBRIDGE SCHOOL LANE CSO 8 5 99.1
United Utilities Pendle Water 11 NORTH PARK AVENUE CSO 3 5 99.9
United Utilities Unknown SABDEN CSO (342P9) 4 4 99.4
United Utilities Walverden Water CRAWFORD STREET (NELSON) CSO 321P3 7 4 99.3
United Utilities Butts Beck DAM HEAD BRIDGE /GISBURN ROAD CSO 8 3 99.6
United Utilities Calf Hall Beck CALF HALL ROAD CSO 5 1 93.2
United Utilities Pendleton Brook By Sws ADJ POLICE STATION KING STREET CSO 2 1 97.5
United Utilities Walverden Water BRADLEY ROAD CSO (328N5) 2 0 99.5
United Utilities Butts Beck CORNMILL COTTAGES CSO 2 0 99.2
United Utilities Swinden Clough OXFORD RD/HOLLINS ROAD CSO 2 0 99.3
United Utilities Swinden Clough EDWARD STREET CSO 1 0 98.6

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.