Ribble Valley polluted by sewage 3,351 times in 2023 - lasting 27,928 hours
- but monitoring was disabled in some locations, so could be more

© OpenStreetMap contributors
Contains OS Data © Crown copyright & database right 2021-2023
© Top of the Poops 2021-2023
✔ means we have experimental daily data since 2023
Totals for Ribble Valley in 2023
47 Sites polluted by United Utilities
3,351 sewage dumps
27,928 h duration
That's 3.23 years! On average 9.2 times a day
Change Over Time

Pollution Summary 2023

Here are all the reported sewage overflow totals for Ribble Valley in 2023. 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 51 CSO locations had reporting enabled for less than half the year, of which 1 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
United Utilities Bashall Brook WADDINGTON WWTW 212 3,624 99.2
United Utilities Dean Brook HURST GREEN WWTW 219 2,659 97.5
United Utilities River Calder BILLINGTON WWTW 157 2,375 99.3
United Utilities River Calder WHALLEY WASTEWATER TREAMENT WORKS 152 2,260 91.8
United Utilities Barrow Clough/Pendleton Brook CLITHEROE WWTW 129 1,786 94.1
United Utilities River Ribble/West Clough Brook GRINDLETON WWTW 143 1,625 99.8
United Utilities River Ribble GISBURN WWTW GISBN 156 1,505 99.15
United Utilities Chatburn Brook CHATBURN PUMPING STATION 105 1,253 92
United Utilities Wheatley Beck, River Ribble STIRK HOUSE HOTEL WWPS 76 1,175 100
United Utilities River Calder RIDDING LANE CSO (342X5) 104 865 100
United Utilities Showley Brook WILPSHIRE WWTW (WILPS) 111 747 99.9
United Utilities River Darwin FIELD EAST OF RIVER DARWIN CSO 120 735 96.9
United Utilities Dinckley Brook MH 63 EAST END OF COPSTER GREEN CSO 112 734 96.1
United Utilities Arley Brook PRESTON NEW ROAD 62 624 99.9
United Utilities River Darwen HENNEL LANE CSO 62 540 100
United Utilities West Bradford Brook WEST BRADFORD PS 73 538 100
United Utilities Pendleton Brook NORTH WEST OF HENTHORN ROAD BRIDGE 70 465 100
United Utilities Black Brook DAUB HALL LANE CSO 403CW 107 411 100
United Utilities Un River Calder WHITTAMS FARM CSO 342XW 131 409 100
United Utilities River Ribble Estuary WALTON-LE-DALE STW 41 392 99.8
United Utilities Unknown OFF MELLOR BROW 91 339 100
United Utilities River Lostock MH Y6 HAVELOCK ROAD CSO 34 312 100
United Utilities Many Brooks GREGSON LANE AREA CSO 401WN 111 294 100
United Utilities Pendleton Brook CLITHEROE STREET CSO 71 291 98.5
United Utilities Mellor Brook LOWER BRUNDHURST FARM CSO 102 290 100
United Utilities Bezza Brook WOOD TOP FARM GRINSAGH 18 280 91.8
United Utilities River Calder LONGWORTH RD/R'WAY VIADUCT 73 271 100
United Utilities Hole Brook BLACKBURN WWTW 29 193 100
United Utilities Waddington Brook SPRING GARDENS WADDINGTON CSO 85 180 98.2
United Utilities Boundary Brook CAUSEY WAY COMBINED SEWER OVERFLOW 79 147 94.4
United Utilities Dinckley Brook WEST OF DEWHURST FARM CSO 341RS 59 92 98.1
United Utilities Hennel Brook, River Darwin DUDDLE LANE CSO 11 76 100
United Utilities Culverted Grindleton Brook REAR OF NO.4 RIBBLE AVENUE CSO 43 75 100
United Utilities River Darwen CANN BRIDGE STREET CSO 40042 35 62 100
United Utilities River Lostock FOWLER LANE/CROSTON ROAD CSO 20 60 100
United Utilities River Hodder SLAIDBURN WWTW 27 49 100
United Utilities Unknown SABDEN CSO (342P9) 10 37 100
United Utilities Savick Brook LONGRIDGE CSO 343FT 29 34 100
United Utilities River Lostock REAR OF LUNAR CARAVANS 27 33 100
United Utilities River Calder SIMONSTONE LANE CSO 10 22 100
United Utilities River Hodder SLAIDBURN WW NTWK PUMPING STATION 11 20 100
United Utilities River Lostock FAIRFIELD STREET CSO 11 13 99.9
United Utilities Cockshott Bk Trb R Darwen BROWNEDGE LANE CSO 401GR 8 10 100
United Utilities Chipping Brook ST MARYS CHURCH (CHIPPING) CSO 10 2 100
United Utilities Pendleton Brook By Sws ADJ POLICE STATION KING STREET CSO 2 0 100
United Utilities River Ribble CUERDALE LANE CSO 401QM 2 0 96.8
United Utilities River Lostock O/S 50 BISPHAM AVE 1 0 100
United Utilities Unknown COPSTER GREEN SEWER EJE 0 0 0
United Utilities River Lostock REAR 24 BISPHAM AVENUE CSO 0 0 100
United Utilities Bushburn Brook SOUTH OF OLD LANGHO RD CSO 0 0 100
United Utilities Stream Bushburn Brook PETRE ARMS ROUNDABOUT CSO 0 0 100

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.

This project is not associated, approved or endorsed by any of the companies whose logos you see here.