Honiton and Sidmouth was polluted by sewage 3,958 times in 2024
lasting 48,436 hours - that's 5.61 years!

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
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✔ means we have experimental daily data since 2023
Live data for Honiton and Sidmouth in 2025
So far this year (as of Apr 16, 2025, 6:00 PM) there has been 13,223 hours of sewage overflows - that's 1.53 years!
Totals for Honiton and Sidmouth in 2024
69 Sites polluted by South West Water
3,958 sewage dumps
48,436 h duration
That's 5.61 years! On average 10.8 times a day
Change Over Time
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Daily Data
We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Honiton and Sidmouth, 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.
     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 2024

Here are all the reported sewage overflow totals for Honiton and Sidmouth 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 0 of the total 73 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 %
South West Water Salcombe Regis Stream SALCOMBE REGIS WWTW CSO 366 8,772 100
South West Water Weaver DULFORD PSCSO/EO 283 6,198 99.9
South West Water Payhembury Stream PAYHEMBURY STW 279 5,372 99.7
South West Water River Otter HONITON WASTEWATER TREATMENT WORKS 369 4,898 99.65
South West Water River Otter FENITON WASTEWATER TREATMENT WORKS 114 1,886 99.2
South West Water River Ken STONEYFORD PUMPING STATION 99 1,782 83.3
South West Water Unknown THE HAM PS TANK & CSO - SIDMOUTH 158 1,768 99.47
South West Water Corry Brook DALWOOD PUMPING STATION 97 1,610 94.2
South West Water River Axe Estuary SEATON STW 90 1,418 100
South West Water River Axe KILMINGTON WWTW 158 1,181 98.6
South West Water River Axe COLYTON & COLYFORD WWTW 96 1,143 100
South West Water River Otter FLUXTON WASTEWATER TREATMENT WORKS 133 975 98.5
South West Water River Coly BRIDGE HOUSE CSO 86 944 99.9
South West Water River Otter GITTISHAM PUMPING STATION 82 930 97.5
South West Water River Weaver PLYMTREE STW 72 787 100
South West Water Aylesbeare Brook AYLESBEARE STW 103 779 100
South West Water River Tale BROADHEMBURY PUMPING STATION 56 678 100
South West Water Unknown WILMINGTON STW 64 667 100
South West Water River Axe RAILWAY STATION COMBINED SEWER OF 74 660 99
South West Water Cullompton Mill Leat DUKE STREET PUMPING STATION 48 607 100
South West Water River Coly COLYFORD PSCSO/EO 69 592 100
South West Water Unknown YARCOMBE STW 58 535 100
South West Water River Axe HORSLEARS PUMPING STATION 61 525 100
South West Water Offwell Brook OFFWELL WASTEWATER TREATMENT WORKS 41 426 92.6
South West Water Blackwater River/Stream HAWKCHURCH STW 53 421 99.1
South West Water River Madford DUNKESWELL WWTW 59 369 100
South West Water Unknown MUSBURY & WHITFORD STW 68 328 100
South West Water River Wolf AWLISCOMBE PUMPING STATION 37 302 99.8
South West Water River Clyst PENCEPOOL FARM PUMPING STATION 29 205 99.6
South West Water Branscombe Stream BRANSCOMBE WWTW 29 179 100
South West Water River Tale TALATON WASTEWATER TREATMENT WORKS 18 145 85.3
South West Water Lyme Bay/Seaton Bay BEER CAR PARK PUMPING STATION 46 143 100
South West Water River Clyst TALATON PUMPING STATION 36 143 100
South West Water River Otter WESTON PUMPING STATION 16 109 99
South West Water River Otter GLEBE FARM PUMPING STATION 53 90 100
South West Water River Axe CHARD ROAD COMBINED SEWER OVERFLOW 31 89 99.2
South West Water River Otter TIPTON ST JOHN PUMPING STATION 30 82 100
South West Water River Axe SHAND PARK CSO 20 79 100
South West Water River Sid Via Sws FORTESCUE COMBINED SEWER OVERFLOW 27 71 98.2
South West Water Ditch VENTURA CSO 27 69 97.1
South West Water River Otter OTTERY ST MARY ATTENUATION TANK 13 67 100
South West Water River Axe Estuary HARBOUR ROAD SPS (SEATON) 29 62 100
South West Water River Axe WHITFORD ROAD COMBINED SEWER O/F 12 51 100
South West Water Dunkeswell Stream DUNKESWELL PS 18 49 100
South West Water River Axe CHAPEL STREET CSO 14 33 100
South West Water Groundwater Via Infilt System BUTTS HILL PUMPING STATION 18 27 100
South West Water River Otter WEST BANK PUMPING STATION 8 27 64.4
South West Water Gissage 191 HIGH STREET CSO 31 27 100
South West Water Lyme Bay And Seaton Bay MEMORIAL GARDENS PS 30 23 100
South West Water River Otter CASTLE COPSE PUMPING STATION 3 17 100
South West Water River Coly COLYTON CHANTRY CSO 14 15 100
South West Water Gissage 27 OAKLEA COMBINED SEWER OVEFLOW 11 11 100
South West Water Woolbrook MANSTONE LANE CSO 34 8 98.5
South West Water River Otter Via Sws MILLSTREET CSO 5 8 100
South West Water River Otter CHAPEL LANE COMBINED SEWER OVERFLOW 22 7 100
South West Water River Coly FIRE STATION CSO 19 6 100
South West Water River Otter Via Sws MILLMOOR LANE COMBINED SEWER OF 12 4 94.4
South West Water River Otter BUCKERELL PUMPING STATION 2 3 99.8
South West Water River Otter BATTS LANE COMBINED SEWER OVERFLOW 5 1 100
South West Water River Lim MILL LANE CSO 2 1 100
South West Water River Axe AXMOUTH PSCSO/EO 4 1 99.8
South West Water Branscombe BRANSCOMBE PSCSO/EO 1 0 100
South West Water Mill Stream FORGE WAY CAR PARK CSO 2 0 100
South West Water River Sid TEMPLE STREET CSO 4 0 100
South West Water River Otter WILLOWDALE PSCSO/EO 1 0 100
South West Water River Sid Via Sws BYES LANE COMBINED SEWER OVERFLOW 2 0 98.1
South West Water Mill Leat MIDDLE MILL LANE CSO 2 0 95.2
South West Water Back Brook RECREATION GROUND CSO 3 0 83
South West Water River Sid Via Sws VICARAGE ROAD CSO 2 0 99.8
South West Water River Otter WATERLEAT PARK PSCSO/EO 0 0 100
South West Water An Unnamed -River Clyst PLYMTREE STW 0 0 100
South West Water Watercourse STOCKLAND STW 0 0 100
South West Water Woolbrook R/O 68 WOOLBROOK ROAD CSO 0 0 95

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.