North East Derbyshire was polluted by sewage 1,626 times in 2024
lasting 10,264 hours - that's 1.19 years!

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
Select the constituency from the drop-down
✔ means we have experimental daily data since 2023
Live data for North East Derbyshire in 2025
So far this year (as of Apr 16, 2025, 6:30 PM) there has been 499 hours of sewage overflows - that's 0.06 years!
Totals for North East Derbyshire in 2024
41 Sites polluted by Severn Trent Water, Yorkshire Water
1,626 sewage dumps
10,264 h duration
That's 1.19 years! On average 4.5 times a day
Change Over Time
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Daily Data
We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for North East 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 North East 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 46 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 %
Yorkshire Water Smithy Brook RENISHAW WWTW 124 1,666 99.9
Yorkshire Water River Doe Lea STAVELEY WWTW 120 1,283 100
Severn Trent Water River Amber ASHOVER STW 148 1,275 100
Yorkshire Water River Rother DANESMOOR WWTW 114 998 76.3
Yorkshire Water Redleadmill Brook TUPTON WWTW 82 767 99.6
Severn Trent Water Press Brook CLAY CROSS SEWAGE TREATMENT WORKS 72 637 100
Yorkshire Water Holmesfield Brook HOLMESFIELD STW 75 570 100
Yorkshire Water River Rother AVENUE FARM CSO 80 385 100
Severn Trent Water Smithy Brook BACON SPRINGS CSO 71 362 88.5
Yorkshire Water River Drone UNSTONE SEWAGE PUMPING STATION 32 249 99.6
Yorkshire Water River Drone DRONFIELD WWTW 43 244 99.9
Severn Trent Water River Amber KELSTEDGE SEWAGE TREATMENT WORKS 71 237 99.6
Yorkshire Water River Rother DANESMOOR NO 3 CSO 29 200 76.3
Yorkshire Water Barlow Brook BARLOW WWTW 53 195 100
Yorkshire Water Trough Brook TROUGHBROOK ROAD NO 2 CSO 43 175 99.6
Yorkshire Water River Rother HALL TERRACE CLAY CROSS & HIGH HAZE 77 150 97.25
Severn Trent Water Cockwell Sough ASHOVER OVERTON HALL STW 39 119 100
Yorkshire Water River Hipper HIPPER HALL CSO 42 109 99.9
Yorkshire Water River Moss BIRCHES LANE SPS 37 83 100
Yorkshire Water Moss BRIDGE INN FORD CSO 37 81 99.8
Yorkshire Water River Rother SHEFFIELD ROAD KILMARSH CSO 19 78 100
Yorkshire Water River Rother WEST HANDLEY CSO 7 64 34.6
Yorkshire Water River Rother WORKS ROAD CSO 18 52 98.5
Yorkshire Water County Dyke To River Rother NORWOOD SPS 18 52 100
Yorkshire Water River Drone DRONFIELD MILL LANE CSO 30 39 100
Yorkshire Water River Drone DRONFIELD TIP CSO 28 37 100
Yorkshire Water River Moss ECKINGTON CSO 20 31 99.3
Yorkshire Water River Hipper BULLS HEAD CSO 18 21 97.9
Yorkshire Water River Drone DRONFIELD YARD CSO 23 16 99.9
Yorkshire Water River Moss BRAMLEY HALL FARM SPS 6 15 100
Yorkshire Water Holme Brook CUTTHORPE ROAD CSO 14 13 93.9
Yorkshire Water Moss MARKET STREET CS0 5 13 98.8
Yorkshire Water Park Brook WESTTHORPE NO 2 CSO 8 9 100
Yorkshire Water River Rother NORTH WINGFIELD CSO 7 7 51.1
Yorkshire Water River Rother GRASSHILL FARM CSO 4 5 95.5
Yorkshire Water Trough Brook River Rother STATION RD STAVELEY CSO 2 5 76.3
Yorkshire Water River Drone CROW LANE MEMORIAL CSO 4 3 96.8
Yorkshire Water River Drone HARDHURST ROAD CSO 1 2 99.9
Yorkshire Water Moss RIDGEWAY WELL CSO 2 1 100
Yorkshire Water Moss PRIMARY SCHOOL CSO 2 0 96.4
Yorkshire Water River Drone CROW LANE FIELD CSO 1 0 99.3
Yorkshire Water River Rother ALBERT ROAD CSO 0 0 100
Yorkshire Water Moss SWAN INN CSO 0 0 97.8
Yorkshire Water River Moss ROTHERSIDE ROAD CSO 0 0 100
Yorkshire Water River Drone DRONFIELD LEA ROAD CSO 0 0 99.9
Yorkshire Water River Drone SISCAR COTTAGE CSO 0 0 99.9

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.