Top of the Poops | Constituency | Derby South| Polluted by Severn Trent Water

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Constituency

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✔ means we have experimental daily data since 2023

Live data for Derby South in 2025

So far this year (as of Apr 15, 2025, 10:45 AM) there has been 80 hours of sewage overflows

Totals for Derby South in 2024

12 Sites polluted by Severn Trent Water

241 sewage dumps
1,229 h duration

That's 1.71 months. 4.6 times a week, on average

Change Over Time

Take Action

Your local MP is Baggy Shanker (Labour/Co-operative) - Find out more about their interests, donors, and voting at They Work For You

Constituencies near Derby South

Waterways in Derby South

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Derby South, 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

Daily data is experimental and data is not guaranteed to be accurate. Please inform us of any issue, we will fix.

Pollution Summary 2024

Here are all the reported sewage overflow totals for Derby South 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 0 of the total 20 CSO locations had reporting enabled for less than half the year, of which 0 had zero reporting.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Severn Trent Water	River Derwent	GREEN LANE PUMPING STATION	72	671	97.6
Severn Trent Water	River Derwent	ALVASTON CSO	64	436	100
Severn Trent Water	River Derwent	STATION APPROACH CSO	29	67	96.5
Severn Trent Water	Markeaton Brook	ST PETERS STREET/EAST STREET CSO	45	41	97.3
Severn Trent Water	Markeaton Brook	MORELEDGE / THORNTREE LANE CSO	2	6	100
Severn Trent Water	Cotton Brook	PROVIDENT STREET CSO	14	4	100
Severn Trent Water	Cotton Brook	HARRINGTON ST/HOLCOMBE ST CSO	2	0	93.6
Severn Trent Water	Cotton Brook	PEAR TREE ROAD	4	0	97.3
Severn Trent Water	Cuttle Brook	CUTTLE BROOK CLOSE CSO	2	0	100
Severn Trent Water	Markeaton Brook	GREEN LANE / MACKLIN STREET CSO	4	0	100
Severn Trent Water	Littleover Brook	ABBEY STREET CSO	2	0	95.1
Severn Trent Water	Cotton Brook	SOCIETY PLACE CSO	1	0	100
Severn Trent Water	Meadow Drain	SINFIN - WILMORE AVENUE CSO	0	0	98
Severn Trent Water	River Derwent	WILMORTON COLLEGE/HARROW STREET CSO	0	0	100
Severn Trent Water	River Derwent	MEADOW ROAD SPS	0	0	99.1
Severn Trent Water	Cuttle Brook	DAVIDS CLOSE/STATION ROAD CSO	0	0	100
Severn Trent Water	Cotton Brook	PEAR TREE RD/DAIRY HOUSE RD	0	0	100
Severn Trent Water	Cotton Brook	PORTER ROAD/ALMOND ROAD CSO	0	0	100
Severn Trent Water	Markeaton Brook	VICTORIA STREET/FRIAR GATE JCT CSO	0	0	98.6
Severn Trent Water	Cotton Brook	DALE ROAD/BYRON STREET CSO	0	0	99

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.

Analysing sewage pollution by the Water Industry

Media Queries

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(C) 2020-2024 Top-Of-The-Poops CC-BY-SA 4.0,
(C) Openstreetmap contributors, Contains OS data © Crown copyright and database right 2021-2024,
Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis (C) 2024 Top-Of-The-Poops

Derby South was polluted by sewage 241 times in 2024 lasting 1,229 hours

12 Sites polluted by Severn Trent Water

Pollution Summary 2024

Data Sources & Accuracy

Media Queries

Please Support Us

Derby South was polluted by sewage 241 times in 2024
lasting 1,229 hours