Mid Derbyshire was polluted by sewage 1,226 times in 2024
lasting 6,136 hours

Constituency

Select the constituency from the drop-down

✔ means we have experimental daily data since 2023

Live data for Mid Derbyshire in 2025

So far this year (as of Apr 16, 2025, 6:15 PM) there has been 1,297 hours of sewage overflows

Totals for Mid Derbyshire in 2024

36 Sites polluted by Severn Trent Water

1,226 sewage dumps
6,136 h duration

That's 8.52 months. On average 3.4 times a day

Change Over Time

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Constituencies near Mid Derbyshire

Waterways in Mid Derbyshire

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Mid Derbyshire, 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 Mid Derbyshire 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 41 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	DUFFIELD STW	115	1,032	96.5
Severn Trent Water	Flagshaw Brook	KIRK LANGLEY STW	80	993	98.4
Severn Trent Water	River Derwent	DERBY SEWAGE TREATMENT WORKS	72	827	100
Severn Trent Water	River Derwent	AREAS MILFORD & BELPER/SM & EM O/F	136	556	99.13
Severn Trent Water	River Derwent	BELPER SEWAGE TREATMENT WORKS	58	540	98.8
Severn Trent Water	Sow Brook	DALE ABBEY SEWAGE PUMPING STATION	46	310	100
Severn Trent Water	River Derwent	KEDLESTON ROAD CSO	59	217	98.6
Severn Trent Water	River Ecclesbourne	HAZELWOOD PS - EMERGENCY OVERFLOW	22	178	100
Severn Trent Water	River Derwent	DERBY ROAD	76	164	99.8
Severn Trent Water	River Derwent	DERBY ROAD CSO	48	129	97
Severn Trent Water	River Derwent	BRIDGE HILL/BELPER LANE CSO	71	127	100
Severn Trent Water	Markeaton Brook	MARKEATON LANE CSO	28	115	99.95
Severn Trent Water	Ock Brook	NEWBOLD AVENUE CSO	28	114	94.1
Severn Trent Water	River Derwent	OPPOSITE THE LODGE CSO	35	103	84.8
Severn Trent Water	River Derwent	SANDRINGHAM DRIVE CSO	31	101	100
Severn Trent Water	River Derwent	OFF STONEY GATE ROAD CSO	31	83	79.3
Severn Trent Water	River Derwent	BRIDGE FOOT COMBINED SEWER OVERFLOW	19	81	100
Severn Trent Water	River Derwent	BRIDGE STREET CSO	73	65	100
Severn Trent Water	Stanley Brook	STANLEY VILLAGE CSO	18	60	86.5
Severn Trent Water	River Derwent	NOTTINGHAM ROAD CSO	18	58	69.2
Severn Trent Water	River Derwent	ALLESTREE SEWAGE PUMPING STATION	19	52	100
Severn Trent Water	River Derwent	ANGLERS LANE CSO	14	41	100
Severn Trent Water	River Derwent	BRIDGE STREET-FIELD LANE JCN CSO	40	40	100
Severn Trent Water	Stanley Brook	ST WILFRID'S ROAD CSO	20	39	100
Severn Trent Water	River Derwent	BROADHOLME PUMPING STATION	9	38	96.9
Severn Trent Water	Mackworth Brook	KIRK LANGLEY PUMPING STATION	7	23	96.8
Severn Trent Water	River Derwent	DERBY ROAD CSO	11	8	100
Severn Trent Water	Coppice Brook	DERBY RD-GIBFIELD LN CSO	15	8	98.8
Severn Trent Water	Stalney Brook	STANLEY COMMON - COMMON LANE CSO	11	6	99.8
Severn Trent Water	Ock Brook	SOUTH OF BORROWASH BYPASS CSO	5	4	41.9
Severn Trent Water	Green Lane Brook	WESTON UNDERWOOD STW	3	3	98.4
Severn Trent Water	Ock Brook	HAWTHORNE AVENUE CSO	2	1	95.9
Severn Trent Water	River Derwent	BARGATE ROAD CSO	1	1	100
Severn Trent Water	Northern Flood Culvert	KEDLESTON ROAD STORM OVERFLOW	2	0	100
Severn Trent Water	Coppice Brook	KING ST-STRUTT ST CSO	1	0	100
Severn Trent Water	Markeaton Brook	QUARNDON - CHURCH ROAD CSO	2	0	88.1
Severn Trent Water	River Derwent	THE FLEET COMBINED SEWER OVERFLOW	0	0	23.3
Severn Trent Water	Bottle Brook	STORM SEWAGE OVERFLOW ALFRETON ROAD	0	0	98.9
Severn Trent Water	Bottle Brook	LITTLE EATON SPS - STM/EMERGENCY OF	0	0	86.2
Severn Trent Water	River Derwent	CASTLE ORCHARD PUMPING STATION	0	0	94.8
Severn Trent Water	River Derwent	CASTLE ORCHARD 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.

Analysing sewage pollution by the Water Industry

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