River Darwen polluted by sewage 767 times in 2023 - lasting 2,119 hours

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© Top of the Poops 2021-2023
Totals for River Darwen in 2023
20 Sites polluted by United Utilities
767 sewage dumps
2,119 h duration
That's 2.94 months. On average 2.1 times a day

Pollution Summary 2023

Here are all the reported sewage overflow totals for River Darwen in 2023. 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 %
United Utilities River Darwen AQUEDUCT ROAD CSO 90 789 100
United Utilities River Darwen HENNEL LANE CSO 62 540 100
United Utilities River Darwen CLARENCE STREET CSO 62 137 58.8
United Utilities River Darwen GORSE ST COMBINED SEWER OVERFLOW 56 134 82.9
United Utilities River Darwen HIGHER PERRY ST/BLACK LAUREL ST CSO 97 118 100
United Utilities River Darwen GRIMSHAW STREET CSO 43 97 99.2
United Utilities River Darwen CANN BRIDGE STREET CSO 40042 35 62 100
United Utilities River Darwen BALLE STREET HILTON STREET CSO 67 51 100
United Utilities River Darwen COTTON HALL STREET CSO 66 44 100
United Utilities River Darwen ANYON STREET/LAUREL AVE CSO 58 38 100
United Utilities River Darwen SUDELL ROAD CSO 30 31 100
United Utilities River Darwen BOLTON ROAD CSO 20 29 100
United Utilities River Darwen BOLTON ROAD COMBINED SEWER OVERFLOW 22 19 99.2
United Utilities River Darwen 28 TYTHEBARN ST 22 10 100
United Utilities River Darwen CHERRY TREE WORKS SITE 9 7 100
United Utilities River Darwen WELLINGTON ROAD CSO 5 3 100
United Utilities River Darwen KAY STREET CSO 18 3 100
United Utilities River Darwen CRANBERRY LANE CSO 3 0 100
United Utilities River Darwen 293 PRESTON OLD ROAD CSO (052M0) 1 0 100
United Utilities River Darwen REDEARTH ROAD/SUDELL ROAD CSO 1 0 96.8
United Utilities River Darwen BELGRAVE ROAD CSO 0 0 100
United Utilities River Darwen WOODVALE FLATS CSO 0 0 100
United Utilities River Darwen FOOTPATH NR CROSS ST CSO 0 0 100
United Utilities River Darwen VALE STREET 0 0 0
United Utilities River Darwen SUDELLSIDE STREET 0 0 100
United Utilities River Darwen QUEENS ROAD (DARWEN) CSO 0 0 100
United Utilities River Darwen BOLTON ROAD 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, 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.