South Cotswolds was polluted by sewage 2,964 times in 2023
lasting 38,437 hours - that's 4.45 years!

© OpenStreetMap contributors
Contains OS Data © Crown copyright & database right 2021-2023
© Top of the Poops 2021-2023
✔ means we have experimental daily data since 2023
Totals for South Cotswolds in 2023
46 Sites polluted by Severn Trent Water, Thames Water, Wessex Water
2,964 sewage dumps
38,437 h duration
That's 4.45 years! On average 8.1 times a day
Change Over Time
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Daily Data Since 2023
     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 2023

Here are all the reported sewage overflow totals for South Cotswolds in 2023. 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 48 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 %
Thames Water River Coln FAIRFORD STW, FAIRFORD, GLOS 162 3,391 99.8
Wessex Water River Avon TETBURY WASTE WATER TREATMENT WORKS 215 3,029 97.7
Thames Water Shorncote Ditch CIRENCESTER WWTW 165 2,870 100
Thames Water Ampney Brook AMPNEY ST PETER WWTW 130 2,759 94.3
Wessex Water Gauze Brook HULLAVINGTON WWTW 138 2,604 99.95
Wessex Water River Avon DIDMARTON WATER RECYCLING CENTRE 93 1,817 99.9
Wessex Water Bristol Avon SUTTON BENGER WWTW 92 1,683 100
Thames Water River Thames CRICKLADE WWTW 114 1,482 100
Wessex Water Unnamed Braydon HANKERTON SEWAGE PUMPING STATION, W 78 1,334 100
Wessex Water By Brook LONG DEAN WASTEWATER TREATMENT WORK 76 1,214 99.8
Wessex Water River Avon MALMESBURY WWTW 93 1,192 100
Wessex Water Woodbridge Brook LEA NORTH PUMPING STATION 86 1,178 100
Wessex Water Derry Brook STATION ROAD SEWAGE PUMPING STATION 80 1,144 100
Wessex Water Charlton Stream TANNERS BRIDGE PUMPING STATION 70 1,050 100
Wessex Water River Avon KINGTON LANGLEY PUMPING STATION 68 997 100
Wessex Water Byde Mill Brook/River Avon THINGLEY WATER RECYCLING CENTRE 72 980 100
Wessex Water Gauze Brook MILL LANE COMBINED SEWER OVERFLOW 57 927 96.4
Wessex Water River Avon GREAT SOMERFORD WWTW 73 771 100
Wessex Water River Avon NOAH'S ARK PUMPING STATION 50 718 100
Wessex Water Pudding Brook MANOR COTTAGES PUMPING STATION 100 711 99.9
Wessex Water Brinkworth Brook BRINKWORTH WWTW 68 702 99.9
Thames Water Leach LECHLADE STW 45 688 99.8
Wessex Water Braydon Brook FLISTERIDGE PS 46 676 99.7
Wessex Water Luckington Brook LUCKINGTON WATER RECYCLING CENTRE 45 600 100
Thames Water River Key PURTON WWTW 41 581 76.5
Severn Trent Water Nailsworth Stream AVENING STW 118 549 99.8
Thames Water River Thames HATCHETTS SPS 31 477 94.2
Wessex Water Avon SHERSTON WASTEWATER TREATMENT WORKS 43 476 99.8
Wessex Water Dauntsey Brook THE GREEN PS 42 325 100
Wessex Water River Avon ST JOHNS STREET PUMPING STATION 71 253 100
Wessex Water Burton Brook BURTON WASTEWATER TREATMENT WORKS 37 252 99.8
Wessex Water Little Avon WICKWAR WATER RECYCLING CENTRE 47 242 100
Wessex Water Rodbourne Brook LOWER STANTON ST QUINTIN WW PS 34 186 100
Wessex Water Sherston Avon ST. JOHNS BRIDGE CSO 40 149 93.9
Wessex Water River Avon RAF HULLAVINGTON PS 12 134 93.2
Wessex Water Bourne SWALLETT GATE PUMPING STATION 34 116 100
Thames Water Dudgrove Stream KEMPSFORD STW, KEMPSFORD, FAIRFORD, 8 44 99.5
Wessex Water River Avon PARK ROAD COMBINED SEWER OVERFLOW 38 32 95.8
Wessex Water Sherston Avon FOXLEY ROAD COMBINED SEWER OVERFLOW 55 24 100
Wessex Water River Avon PARLIAMENT ROW CSO 23 19 99.8
Wessex Water River Avon THE TARTERS CSO 41 14 99.7
Wessex Water River Avon BURTON HILL PS 4 10 99.8
Wessex Water River Avon LAWNWOOD COMBINED SEWER OVERFLOW 21 9 99.8
Wessex Water Woodbridge Brook BRINKWORTH CSO 3 5 93
Wessex Water River Avon CHURCH ROAD PUMPING STATION 1 2 100
Wessex Water River Avon HARPERS LANE CSO 4 1 92.6
Wessex Water River Avon SPRINGFIELDS PUMPING STATION 0 0 100
Wessex Water Luckington Brook ALDERTON STW 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.