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Yeovil

Polluted by sewage 1,643 times in 2025 lasting 13,852 hours - That's 1.6 years!

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024

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Live data for Yeovil in 2026

So far this year (as of 10 Aug 2026, 20:01) there has been 18,161 hours of sewage overflows, from 112 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s - that's 2.1 years!

Totals for Yeovil in 2025

48 Sites polluted by South West Water Wessex Water
1,643 sewage dumps
13,852 hours duration
That's 1.6 years. On average 4.5 times a day

Change Over Time

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Pollution Summary 2025

Here are all the reported sewage overflow totals for Yeovil in 2025. 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 all the declared CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s appeared to have monitoring enabled for more than 50% of the year

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
South West Water Forton Brook TATWORTH WWTW 243 4,451 100
Wessex Water Small Brook HASELBURY PLUCKNETT WRC 83 1,315 100
Wessex Water River Ding BROADWAY WATSTEWATER TREATMENT WORK 64 973 99.9
Wessex Water Chinnock Brook HARDINGTON MANDEVILLE WRC 46 654 100
Wessex Water Chinnock Brook EAST CHINNOCK WWTW 50 612 96.8
Wessex Water Crewkerne Stream CREWKERNE EAST STW 117 556 100
Wessex Water Goulds Brook MERRIOTT WASTEWATER TREATMENT WORKS 73 518 99.95
Wessex Water River Isle ILMINSTER WWTW 41 490 100
Wessex Water Venner'S Water ASHILL STW 72 430 99.6
Wessex Water Stoford Brook EAST COKER STW 30 358 100
Wessex Water North Mills Brook SOUTH PETHERTON STW 33 317 100
Wessex Water River Yeo YEOVIL (PEN MILL) WWTW 29 280 100
Wessex Water Lopen Brook OVER STRATTON STW 28 279 98
Wessex Water A Stormwater Ditch MOOR LANE CSO 52 276 100
Wessex Water Small Brook NORTH PERROTT CSO 37 245 100
Wessex Water River Isle CHARD WASTEWATER TREATMENT WORKS 21 214 99.7
Wessex Water Dowlish Brook DOWLISH WAKE WWTW 20 208 98.2
Wessex Water Lopen Stream LONGBRIDGE SEWAGE TREATMENT WORKS 49 158 100
South West Water Stream PERRY STREET CSO 36 153 100
Wessex Water River Isle COMBE ST NICHOLAS WWTW 11 138 99.9
Wessex Water Yeovil Yeo, STOFORD SEWER STORM OVERFLOW 21 138 100
Wessex Water River Isle DONYATT WATER RECYCLING CENTRE 20 129 100
Wessex Water River Parrett MISTERTON PUMPING STATION 25 117 100
Wessex Water Lambrook Brook SHEPTON BEAUCHAMP PUMPING STATION 23 101 100
Wessex Water Chinnock Brook THE GARAGE PS 20 96 100
Wessex Water River Isle DONYATT PUMPING STATION 12 86 100
Wessex Water Freshwater LORD NELSON PUMPING STATION 9 79 99.7
Wessex Water Lambrook Brook COMPTON DURVILLE CSO 42 75 100
Wessex Water Lopen Brook LOPEN PUMPING STATION 5 67 100
South West Water River Axe WINSHAM WASTEWATER TREATMENT WORKS 94 47 99.2
Wessex Water River Isle CHARD OLD STW CSO 30 43 100
South West Water Clapton Stream CLAPTON PUMPING STATION 12 43 100
Wessex Water Shudrick Stream 37 STATION ROAD CSO 22 32 100
Wessex Water Shudrick Stream BREWERY LANE CSO 21 28 100
Wessex Water Merriott Stream HINTON ST GEORGE PS 21 25 99.5
Wessex Water Goulds Brook BROADSHARD CSO 10 20 100
Wessex Water Dodham Brook HORSEY LANE COMBINED SEWER OVERFLOW 15 18 100
Wessex Water River Yeo GOLDCROFT COMBINED SEWER OVERFLOW 40 16 95.6
Wessex Water Dodham Brook COOPERS MILL CSO 25 13 100
Wessex Water Dodham Brook Via Sws UNIT 5 YEO LEISURE PARK COMBINED 4 11 95.5
Wessex Water Crewkerne Stream HENHAYES FIELD CSO 25 6 100
Wessex Water Dodham Brook Via Sws UNIT 4 YEO LEISURE PARK COMBINED 2 6 99.7
Wessex Water Dodham Brook Via Sws YEO LEISURE PARK COMBINED 2 4 100
South West Water To River Yarty BUCKLAND ST MARY STW 1 1 100
Wessex Water Dodham Brook WYNDHAM HILL CSO 2 1 100
Wessex Water River Yeo PRESTON GROVE CSO 3 1 100
Wessex Water River Yeo PRESTON GROVE CSO 1 0 100
Wessex Water Dodham Brook Via Sws HENDFORD LODGE MEDICAL CENTRE CSO 1 0 93.9
Wessex Water North Mill Brook WEST STREET COMBINED SEWER OVERFLOW 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. Live sewage data from Stream Water API

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.

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