North Devon was polluted by sewage 4,018 times in 2023
lasting 37,661 hours - that's 4.36 years!
- but monitoring was disabled in some locations, so could be more

© 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 North Devon in 2023
60 Sites polluted by South West Water
4,018 sewage dumps
37,661 h duration
That's 4.36 years! On average 11 times a day
Change Over Time
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Pollution Summary 2023

Here are all the reported sewage overflow totals for North Devon 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 1 of the total 74 CSO locations had reporting enabled for less than half the year, of which 1 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
South West Water Unknown BRATTON FLEMING STW 210 4,348 100
South West Water River Bray BRAYFORD STW 178 3,939 100
South West Water River Mole NORTH MOLTON STW 202 2,885 100
South West Water Knowle Water MIDDLE MARWOOD WWTW 128 2,715 99.87
South West Water Hawkridge Brook COBBATON STW 133 2,544 93.2
South West Water Little Dart River CHULMLEIGH WWTW SSO 158 2,046 100
South West Water Bristol Channel WOOLACOMBE PSCSO/EO 94 1,814 100
South West Water Colam Stream MUDDIFORD PUMPING STATION 80 1,658 99.1
South West Water River Mole SOUTH MOLTON WWTW 169 1,574 56
South West Water Unknown PARRACOMBE STW 65 1,249 49.6
South West Water Mully Brook BURRINGTON STW 173 1,012 100
South West Water River Mole WEST BUCKLAND STW 85 1,010 55.1
South West Water Unnamed River Caen WEST DOWN STW 222 862 100
South West Water River Mole GEORGE NYMPTON WWTW SSO 74 798 100
South West Water Knowle Water PRIXFORD PUMPING STATION 58 771 99.1
South West Water Hawkbridge Brook CHITTLEHAMPTON WWTW 74 769 100
South West Water Unknown CHITTLEHAMHOLT STW 361 745 100
South West Water River Caen KNOWLE WASTEWATER TREATMENT WORKS 80 669 100
South West Water River Taw KINGS NYMPTON (SOUTH) WWTW SSO 83 665 100
South West Water Crooked Oak EAST KNOWSTONE STW 82 630 58.3
South West Water Chantry Stream ATHERINGTON WWTW CSO 62 542 76.7
South West Water Bryn Brook MUDDLEBRIDGE CSO 40 484 100
South West Water Of Little Dart River RACKENFORD WWTW SSO 78 393 83.6
South West Water Taw Estuary POTTINGTON PUMPING STATION 49 356 100
South West Water River Venn LANDKEY PUMPING STATION 52 353 100
South West Water Bickleton Stream FREMINGTON PILL PUMPING STATION 26 336 100
South West Water Ilfracombe Harbour LARKSTONE LANE STORM TANK CSO 32 331 100
South West Water Hele Bay - Bristol Channel IL'CMBE RESEWERAGE- HELE BEACH TANK 50 295 100
South West Water River Torridge Estuary WESTLEIGH PUMPING STATION 26 260 100
South West Water Little Dart River CHULMLEIGH (GOLF COURSE) 92 224 77.1
South West Water Lynmouth Bay LYNTON/LYNMOUTH SEWERAGE 56 212 100
South West Water Venn River VILLAGE HALL PUMPING STATION 52 162 100
South West Water River Yeo WEST ANSTEY STW 32 161 83.2
South West Water Croyde Bay CROYDE WASTEWATER TREATMENT WORKS 33 115 100
South West Water Unnamed Watercourse MOLLAND ( WEST ) STW 61 96 100
South West Water River Mole EAST STREET CSO 98 95 100
South West Water Sir Arthur'S Pill SAUNTON ROAD PUMPING STATION 43 85 100
South West Water River Venn BISHOPS TAWTON PUMPING STATION 18 83 100
South West Water Tidal River Caen VELATOR PUMPING STATION 46 60 99.8
South West Water River Mole WWTW AT ALSWEAR NO. 1 58 50 100
South West Water Unknown BISHOPS NYMPTON STW 61 43 100
South West Water River Torridge Estuary INSTOW A PUMPING STATION 10 39 98.4
South West Water Little Dart River EAST STREET PSCSO/EO 34 39 100
South West Water Taw Estuary ROCK PARK CSO 28 27 100
South West Water Bryn Brook COMBREW LANE CSO 11 25 87
South West Water River Mole KINGS NYMPTON NORTH STW 19 23 100
South West Water River Taw Estuary YELLAND PUMPING STATION 34 15 100
South West Water Hawkridge Brook CHITTLEHAMPTON CSO 27 8 91.7
South West Water Lady Well Stream LYNTON/LYNMOUTH SEWERAGE 28 4 97.3
South West Water Knowl Water Tidal Caen VELATOR BRIDGE CSO 8 3 100
South West Water River Mole WINSFORD PARK PSCSO/EO 2 3 100
South West Water Tidal River Yeo PILTON QUAY CSO 4 2 100
South West Water Knowl Water LOWER PARK ROAD PUMPING STATION 3 2 100
South West Water Nadrid Water WEST STREET PUMPING STATION 6 2 100
South West Water Nardridwater Via Sws COOKS CROSS COMBINED SEWER OVERFLOW 8 1 100
South West Water River Taw Estuary OAKLAND PARK CSO 10 1 100
South West Water Nadrid Water SOUTH STREET CSO 8 1 100
South West Water River Taw Estuary ANCHORWOOD PS 1 0 100
South West Water River Yeo Via Sws FAIR VIEW CAR PARK CSO 2 0 100
South West Water Lady Well Stream LYNTON/LYNMOUTH 1 0 100
South West Water River Mole CATTLE MARKET CSO 0 0 100
South West Water Lynmouth Bay LYNMOUTH (MANOR GARDENS) STW 0 0 0
South West Water Bryn Brook SHIELING ROAD CSO 0 0 100
South West Water River Yeo Via Sws DERBY ROAD COMBINED SEWER OVERFLOW 0 0 100
South West Water River Yeo STOKE RIVERS STW 0 0 100
South West Water Unnamed Stream BERRYNARBOR PS CSO 0 0 100
South West Water Watercourse PARSONAGE LANE PSCO/EO 0 0 100
South West Water Bristol Channel ILFRACOMBE RESEWERAGE 0 0 100
South West Water West Wilder Brook PROMENADE CSO- ILFRACOMBE RESEWERAG 0 0 56.9
South West Water River Taw Estuary PORTMARSH CSO 0 0 100
South West Water Little Dart GREENACRE PSCSO/EO 0 0 100
South West Water River Taw BURRINGTON CSO 0 0 100
South West Water Lynmouth Bay LYNTON/LYNMOUTH SEWERAGE 0 0 100
South West Water Tongue Lake KINGS NYMPTON CSO 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.