Polluted by sewage 4,142 hours in 2025
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We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Taunton and Wellington, 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.
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Donate Now| Company | Site Name | Receiving Waterway | Overflow Days | Total Duration (hours) | Total Duration (days) |
|---|---|---|---|---|---|
| Wessex Water | BRADFORD ON TONE TONE GREEN | River Tone | 17 | 365 h 3m | 15.21 |
| Wessex Water | BRADFORD ON TONE INLET | River Tone | 29 | 312 h 3m | 13 |
| Wessex Water | BRADFORD ON TONE INLET | River Tone | 24 | 309 h 10m | 12.88 |
| Wessex Water | MEARE GREEN WRANTAGE | Sedgemoor Old Rhyne | 14 | 267 h 34m | 11.12 |
| Wessex Water | HATCH BEAUCHAMP PALMER GREEN INLET | Fivehead River | 27 | 233 h 48m | 9.71 |
| Wessex Water | TAUNTON PRIORY STORM TANKS STORM TANKS | River Tone | 18 | 202 h 18m | 8.42 |
| Wessex Water | STOKE ST GREGORY STORM TANK | Tidal River Tone | 19 | 191 h 54m | 7.96 |
| Wessex Water | HATCH BEAUCHAMP PALMER GREEN INLET | Fivehead River | 33 | 189 h 24m | 7.88 |
| Wessex Water | TAUNTON PRIORY STORM TANKS STORM TANKS | River Tone | 16 | 134 h 50m | 5.58 |
| Wessex Water | WELLINGTON TONE STORM TANK | River Tone | 18 | 133 h 6m | 5.54 |
| Wessex Water | BATHPOOL HYDE LANE | River Tone | 14 | 130 h 9m | 5.42 |
| Wessex Water | HENLADE | Black Brook | 8 | 127 h 13m | 5.29 |
| Wessex Water | NORTH CURRY STOKE ROAD | Sedgemoor Old Rhyne | 16 | 125 h 37m | 5.21 |
| Wessex Water | NORTON FITZWARREN LANGFORD LANE | River Tone | 9 | 122 h 23m | 5.08 |
| Wessex Water | TAUNTON GOOSENFORD | Allen'S Brook | 11 | 117 h 35m | 4.88 |
| Wessex Water | MEARE GREEN WRANTAGE | Sedgemoor Old Rhyne | 7 | 104 h 6m | 4.33 |
| Wessex Water | TAUNTON PRIORY STORM TANKS CSO | River Tone | 13 | 102 h 51m | 4.25 |
| Wessex Water | WELLINGTON TONE STORM TANK | River Tone | 14 | 99 h 44m | 4.12 |
| Wessex Water | BRADFORD ON TONE TONE GREEN | River Tone | 6 | 85 h 3m | 3.54 |
| Wessex Water | TAUNTON PRIORY STORM TANKS CSO | River Tone | 8 | 72 h 37m | 3 |
| Wessex Water | NORTON FITZWARREN LANGFORD LANE | River Tone | 7 | 63 h 33m | 2.62 |
| Wessex Water | WELLINGTON MITCHELLS POOL | Haywards Water | 8 | 56 h 15m | 2.33 |
| Wessex Water | Unknown | Unknown | 8 | 55 h 39m | 2.29 |
| Wessex Water | WELLINGTON MITCHELLS POOL | Haywards Water | 10 | 50 h 38m | 2.08 |
| Wessex Water | WEST BUCKLAND | River Tone | 5 | 50 h | 2.08 |
| Wessex Water | HENLADE | Black Brook | 4 | 49 h 55m | 2.04 |
| Wessex Water | BRADFORD ON TONE HOCKHOLLER A38 | River Tone | 14 | 42 h 27m | 1.75 |
| Wessex Water | STOKE ST GREGORY STORM TANK | Tidal River Tone | 11 | 41 h 7m | 1.71 |
| Wessex Water | NORTH CURRY STOKE ROAD | Sedgemoor Old Rhyne | 8 | 36 h 1m | 1.5 |
| Wessex Water | BATHPOOL HYDE LANE | River Tone | 5 | 35 h 26m | 1.46 |
| Wessex Water | TAUNTON GOOSENFORD | Allen'S Brook | 4 | 26 h 58m | 1.08 |
| Wessex Water | WEST BUCKLAND | River Tone | 6 | 23 h 28m | 0.96 |
| Wessex Water | NAILSBOURNE | Back Stream | 4 | 19 h 45m | 0.79 |
| South West Water | CHURCHINFORD STW_SSO_CHURCHINFORD | River Otter | 7 | 17 h 41m | 0.71 |
| Wessex Water | STOKE ST GREGORY WOODHILL | West Sedgemoor M Drain | 3 | 17 h 24m | 0.71 |
| Wessex Water | CHEDDON FITZPAINE MAIDENBROOK LANE | Old River Tone | 8 | 16 h 2m | 0.67 |
| Wessex Water | TAUNTON MOUNTWAY BISHOPS HULL | River Tone | 4 | 15 h 53m | 0.62 |
| Wessex Water | NORTH CURRY MAIN | River Tone | 9 | 14 h 59m | 0.58 |
| Wessex Water | HATCH BEAUCHAMP | Fivehead River | 5 | 14 h 10m | 0.58 |
| Wessex Water | Unknown | Unknown | 3 | 12 h 21m | 0.5 |
| Wessex Water | TAUNTON MOUNTWAY BISHOPS HULL | River Tone | 3 | 10 h 5m | 0.42 |
| Wessex Water | Unknown | Unknown | 2 | 8 h 20m | 0.33 |
| Wessex Water | WELLINGTON WESTFORD | Westford Stream | 2 | 6 h 46m | 0.25 |
| Wessex Water | NORTH CURRY MAIN | River Tone | 4 | 4 h 46m | 0.17 |
| Wessex Water | HATCH BEAUCHAMP | Fivehead River | 2 | 4 h 20m | 0.17 |
| Wessex Water | STOKE ST GREGORY WOODHILL | West Sedgemoor M Drain | 1 | 3 h 57m | 0.12 |
| Wessex Water | STOKE ST GREGORY NO X LANE END | Storm Culvert | 3 | 3 h 30m | 0.12 |
| Wessex Water | TAUNTON MILL LANE CORFE NO 2 | Broughton Brook | 2 | 2 h 46m | 0.08 |
| Wessex Water | Unknown | Unknown | 3 | 2 h 42m | 0.08 |
| Wessex Water | CHEDDON FITZPAINE MAIDENBROOK LANE | Old River Tone | 1 | 1 h 52m | 0.04 |
| Wessex Water | BISHOPS HULL SHUTEMEAD | River Tone Via Sws | 1 | 1 h 51m | 0.04 |
| Wessex Water | CREECH ST MICHAEL NORTH END | River Tone | 1 | 1 h 29m | 0.04 |
| Wessex Water | STOKE ST GREGORY CURLOAD | River Tone | 3 | 1 h 13m | 0.04 |
| Wessex Water | TAUNTON MILL LANE CORFE NO 2 | Broughton Brook | 2 | 1 h 4m | 0.04 |
| Wessex Water | TAUNTON MARKET | River Tone | 1 | 0 h 34m | 0 |
| Wessex Water | STOKE ST GREGORY CURLOAD | River Tone | 1 | 0 h 34m | 0 |
| Wessex Water | WELLINGTON RELYON FACTORY ENTRANCE | River Tone Via Sws | 1 | 0 h 8m | 0 |
| Wessex Water | TAUNTON STOKE ROAD O/S XX | Black Brook | 1 | 0 h 8m | 0 |
| Wessex Water | WELLINGTON WESTFORD | Westford Stream | 1 | 0 h 2m | 0 |
| Wessex Water | TRULL EASTBROOK ROAD | Sherford Stream | 0 | 0 h | 0 |
| Wessex Water | TAUNTON WILTON ORCHARD CAR PARK | Gaol Stream Via Sws | 0 | 0 h | 0 |
| Wessex Water | RUMWELL | Unnamed Stream | 0 | 0 h | 0 |
| Wessex Water | RUMWELL | Unnamed Stream | 0 | 0 h | 0 |
| South West Water | CHURCHINFORD STW_SSO_CHURCHINFORD | River Otter | 0 | 0 h | 0 |
| Wessex Water | WELLINGTON CORAMS LANE | Back Stream Via Sws | 0 | 0 h | 0 |
| Wessex Water | TAUNTON BRIDGWATER ROAD O/S XX | River Tone | 0 | 0 h | 0 |
| Wessex Water | TAUNTON LONGACRE CLOSE | Kingston Stream | 0 | 0 h | 0 |
| Wessex Water | TAUNTON MAIDENBROOK | River Tone | 0 | 0 h | 0 |
| Wessex Water | TAUNTON MARKET | River Tone | 0 | 0 h | 0 |
| Wessex Water | TAUNTON LONGACRE CLOSE | Kingston Stream | 0 | 0 h | 0 |
| Wessex Water | TAUNTON WILTON ORCHARD CAR PARK | Gaol Stream Via Sws | 0 | 0 h | 0 |
| Wessex Water | WELLINGTON CORAMS LANE | Back Stream Via Sws | 0 | 0 h | 0 |
| Wessex Water | RUISHTON BARTON LANE | River Tone | 0 | 0 h | 0 |
| Wessex Water | Unknown | Unknown | 0 | 0 h | 0 |
| Wessex Water | Unknown | Unknown | 0 | 0 h | 0 |
| Wessex Water | TAUNTON MAIDENBROOK | River Tone | 0 | 0 h | 0 |
| Wessex Water | RUISHTON BARTON LANE | River Tone | 0 | 0 h | 0 |
| Wessex Water | TAUNTON STOKE ROAD O/S XX | Black Brook | 0 | 0 h | 0 |
| Wessex Water | NORTH CURRY QUEENS SQUARE | Haymoor Old Rhyne Sws | 0 | 0 h | 0 |
| Wessex Water | MEARE GREEN STOKE ST GREGORY | Sedgemoor Old Rhyne | 0 | 0 h | 0 |
| Wessex Water | Unknown | Unknown | 0 | 0 h | 0 |
| Wessex Water | TAUNTON NEW BARN QUEENSWAY | Galmington Stream Via Sws | 0 | 0 h | 0 |
| Wessex Water | NAILSBOURNE | Back Stream | 0 | 0 h | 0 |
| Wessex Water | WELLINGTON RELYON FACTORY ENTRANCE | River Tone Via Sws | 0 | 0 h | 0 |
| Wessex Water | CREECH ST MICHAEL NORTH END | River Tone | 0 | 0 h | 0 |
| Wessex Water | BRADFORD ON TONE HOCKHOLLER A38 | River Tone | 0 | 0 h | 0 |
| Wessex Water | NORTH CURRY WINDMILL HILL | Haymoor Main Drain Sws | 0 | 0 h | 0 |
| Wessex Water | TAUNTON BRIDGWATER ROAD O/S XX | River Tone | 0 | 0 h | 0 |
| Wessex Water | BISHOPS HULL SHUTEMEAD | River Tone Via Sws | 0 | 0 h | 0 |
| Wessex Water | STOKE ST GREGORY NO X LANE END | Storm Culvert | 0 | 0 h | 0 |
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.