Normanton and Hemsworth was polluted by sewage 816 times in 2024
lasting 6,281 hours
- but monitoring was disabled in some locations, so could be more

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Contains OS Data © Crown copyright & database right 2021-2024
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✔ means we have experimental daily data since 2023
Totals for Normanton and Hemsworth in 2024
21 Sites polluted by Yorkshire Water
816 sewage dumps
6,281 h duration
That's 8.72 months. On average 2.2 times a day
Change Over Time
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Pollution Summary 2024

Here are all the reported sewage overflow totals for Normanton and Hemsworth 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 1 of the total 23 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 %
Yorkshire Water River Went ACKWORTH WWTW 130 1,757 100
Yorkshire Water Brook Dike/River Dearne WATH UPON DEARNE WWTW 86 1,193 100
Yorkshire Water Hessle Beck FITZWILLIAM SPS 58 848 100
Yorkshire Water Hemsworth Dyke SOUTH ELMSALL WWTW 103 521 99.9
Yorkshire Water Applehaigh Beck NOTTON SPS 77 455 99.9
Yorkshire Water Cold Hiendley Reservoir COLD HIENDLEY STW 63 433 99.6
Yorkshire Water Skell WRANGBROOK STW 31 330 100
Yorkshire Water Oakenshaw Beck CROFTON STW 29 165 95.65
Yorkshire Water Sewerbridge Beck SEWERBRIDGE LANE CSO 22 111 100
Yorkshire Water Hoyle Mill Beck HOYLE MILL LANE SPS 28 108 100
Yorkshire Water Went Beck SHARLSTON (GIN LANE) SPS 24 74 100
Yorkshire Water Went Beck SOUTHFIELD AVENUE SPS 24 64 100
Yorkshire Water Sewerbridge Beck FEATHERSTONE LANE (NORTH) SPS 35 61 100
Yorkshire Water Applehaigh Beck BLEAKLEY LANE NO 2 CSO 24 51 99.9
Yorkshire Water Went Beck FEATHERSTONE NO 2 CSO 24 38 88.2
Yorkshire Water Ashfield Beck KING EDWARD STREET NO 2 CSO 24 29 100
Yorkshire Water Drain Beck SHAY LANE SEWAGE PUMPING STATION 8 13 99.9
Yorkshire Water River Went KINSLEY WAKEFIELD ROAD CSO 9 9 100
Yorkshire Water Wintersett Reservoir 109 STATION ROAD 5 6 100
Yorkshire Water Ashfield Beck ASHGAP LANE CSO 7 3 99.3
Yorkshire Water Hoyle Mill Drain HEMSWORTH SPS (WOODLANDS) 5 2 100
Yorkshire Water Hemsworth Dyke GROVE LANE STORM TANKS 0 0 100
Yorkshire Water Lawns Dike, Newmiller Dam SECKAR SEWAGE TREATMENT WORKS 0 0 0

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.