Don Valley polluted by sewage 577 times in 2022 - lasting 1,428 hours

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Contains OS Data © Crown copyright & database right 2021-2022
© Top of the Poops 2021-2023
✔ means we have experimental daily data for 2023
Totals for Don Valley in 2022
18 Sites polluted by Severn Trent Water, Yorkshire Water
577 sewage dumps
1,428 h duration
That's 1.98 months. On average 1.6 times a day

Pollution Summary 2022

Here are all the reported sewage overflow totals for Don Valley in 2022. Sometimes sewage can be being dumped for months at a time.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Yorkshire Water Hatfield Waste Drain HATFIELD WOODHOUSE STW 32 276 96.5
Yorkshire Water Kearsley Brook KEARSLEY LNE/DAYLANDS AVE/HAMELINE 134 202 99.93
Yorkshire Water River Don BOOTHAM LANE PUMPING STATION 117 197 91.16
Severn Trent Water Ruddle Dyke BRAITHWELL SEWAGE TREATMENT WORKS 40 184 90.8
Yorkshire Water River Don DENABY SEWAGE TREATMENT WORKS 37 143 90.2
Severn Trent Water Clay Dike FINNINGLEY SEWAGE TREATMENT WORKS 51 114 99.9
Severn Trent Water Warmsworth Beck WARMSWORTH WASTEWATER TREATMENT WKS 63 103 97.35
Severn Trent Water Slutwell Stream TICKHILL SEWAGE TREATMENT WORKS 26 74 76.25
Yorkshire Water Kearsley Brook BURCROFT SEWAGE PUMPING STATION 23 62 98.5
Yorkshire Water Stonehill Drain REMPLE LANE CSO 18 22 99.9
Severn Trent Water Rossington Drain ADJ TO BANKWOOD LANE PS - STORM OF 5 15 100
Severn Trent Water River Idle WHARF STREET PUMPING STATION 10 9 99.1
Severn Trent Water River Torne BRANTON WASTEWATER TREATMENT WORKS 6 6 99
Yorkshire Water River Don GREYS BRIDGE CSO 2 6 85.3
Severn Trent Water Warmsworth Beck WARMSWORTH - COMMON LANE CSO 7 4 81.6
Severn Trent Water Salter Sike Drain WADWORTH DAW LANE SPS 2 2 95.8
Severn Trent Water River Torne RUDDLE DYKE - STORM OVERFLOW 3 1 71.6
Yorkshire Water Leonards Drain WILKINSON AVENUE CSO 1 0 95.4
Yorkshire Water Boating Dike ELLISON STREET CSO 0 0 74.2
Yorkshire Water River Don DENABY LANE CSO 0 0 57.3
Yorkshire Water River Don NORTH CLIFF ROAD CSO 0 0 91.5
Yorkshire Water River Don FERRYBOAT LANE SEWAGE PUMPING STN 0 0 14

Data Sources & Accuracy

EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales

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.

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