Polluted by sewage 1,519 times in 2025 - lasting 12,817 hours - That's 1.48 years!
Monitoring fell below 50% in some locations so could be more
Teign Estuary was the #2 most polluted shellfish area in England & Wales, by duration of sewage overflows, as reported by the water companies
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Donate NowHere are all the reported sewage overflow totals for Teign Estuary in 2025.
We use data from the water companies, but we are seeing many anomalies that make us believe that location information is quite poor. The situation is likely far worse than reported here.
In particular: Totals on this page can differ from totals in the Ranked Shellfish page - number on this page are higher - this is due to a lack of standardization on shellfish area names. This page more accurately counts the differing names. For example "Solway" and "SOLWAY" are counted as different in the rankings, but correctly aggregated here.
Other CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s may also be located nearby, however the water companies claim that these do not affect the water quality here.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| South West Water | River Bovey | HEATHFIELD STW | 106 | 2,112 | 99.4 |
| South West Water | River Teign | CHUDLEIGH WWTW | 90 | 1,527 | 100 |
| South West Water | Liverton Brook | SUMMERHILL PUMPING STATION | 87 | 1,364 | 100 |
| South West Water | Wray Brook | LUSTLEIGH WASTEWATER TREATMENT WORK | 72 | 1,124 | 99.5 |
| South West Water | River Lemon | EAST OGWELL WWTW | 68 | 1,098 | 100 |
| South West Water | English Channel | BUCKLAND WASTEWATER TREATMENT WORKS | 75 | 953 | 100 |
| South West Water | Aller Brook | COMPTON CASTLE CSO | 69 | 658 | 79 |
| South West Water | River Teign | CHUDLEIGH WWTW | 90 | 378 | 99.9 |
| South West Water | Aller Brook | THE OLD ORCHARD CSO | 82 | 360 | 100 |
| South West Water | River Teign | CHUDLEIGH KNIGHTON WWTW | 30 | 352 | 100 |
| South West Water | Arch Brook | STOKEINTEIGNHEAD PUMPING STATION | 19 | 312 | 100 |
| South West Water | River Teign | THE BUTTS PS | 36 | 310 | 100 |
| South West Water | River Teign | TEIGN VILLAGE WWTW | 32 | 305 | 98.3 |
| South West Water | River Teign Via S/W Sewer | FORDE ROAD PSCSO/EO | 31 | 291 | 100 |
| South West Water | River Teign | CHUDLEIGH KNIGHTON WWTW | 59 | 229 | 100 |
| South West Water | River Bovey | AYLIFFE'S BRIDGE CSO | 43 | 189 | 100 |
| South West Water | Aller Brook | LOVE LANE COMBINED SEWER OVERFLOW | 63 | 169 | 99.8 |
| South West Water | Sewer To Aller Brook | KEYBERRY RD NO.5 CSO | 24 | 127 | 98.1 |
| South West Water | Sws To Aller Brook | QUEENSWAY PUMPING STATION | 20 | 124 | 100 |
| South West Water | Surface Water Sewer | O/S 4 KEYBERRY ROAD CSO | 23 | 107 | 91.2 |
| South West Water | Aller Brook | ST MARYCHURCH ROAD CSO | 32 | 103 | 100 |
| South West Water | O Teign Estuary | STOCKMEADOW HOUSE CSO | 47 | 79 | 100 |
| South West Water | Teign Estuary | KING GEORGE'S FIELD PS | 24 | 70 | 100 |
| South West Water | River Lemon | OPP 65 HIGHWEEK ROAD CSO | 8 | 58 | 98.9 |
| South West Water | Teign Estuary | BISHOPSTEIGNTON PS | 7 | 44 | 100 |
| South West Water | Surface Water Sewer | HORNS CLOSE CSO | 24 | 44 | 40 |
| South West Water | River Lemon | BARTON DRIVE CSO | 19 | 43 | 100 |
| South West Water | River Teign | BUNKERS BRIDGE CSO | 27 | 42 | 97.6 |
| South West Water | S/W Sewer To Aller Brook | FORDE PARK/TORQUAY ROAD CSO | 36 | 41 | 95.9 |
| South West Water | River Teign | ELM ROAD COMBINED SEWER OVERFLOW | 15 | 34 | 100 |
| South West Water | Aller Brook | TORQUAY ROAD CSO | 32 | 30 | 97.5 |
| South West Water | Teign Estuary | BITTON PARK ROAD CSO | 17 | 25 | 100 |
| South West Water | Teign Estuary | BITTON PARK ROAD JCT 2ND AVENUE CSO | 8 | 22 | 84.7 |
| South West Water | River Bovey | BOVEY BRIDGE CSO | 5 | 19 | 99.3 |
| South West Water | Teign Estuary | RINGMORE ROAD CSO | 14 | 11 | 93.7 |
| South West Water | River Teign | HACKNEY PS | 6 | 8 | 100 |
| South West Water | Aller Brook | SANDRINGHAM PARK CSO | 7 | 5 | 100 |
| South West Water | Teign Estuary | BITTON PARK RUGBY CLUB CSO | 4 | 4 | 83.9 |
| South West Water | River Lemon Via Sws | QUEEN STREET CSO | 1 | 4 | 100 |
| South West Water | Aller Brook | KEYBERRY ROAD NO.18 CSO | 6 | 4 | 91.2 |
| South West Water | Surface Water Sewer | ALLER BRAKE ROAD CSO | 10 | 3 | 93.5 |
| South West Water | Bitton Brook | FIRE STATION CSO | 4 | 2 | 100 |
| South West Water | River Bovey Via Sws | A382 BYPASS VERGE CSO | 4 | 1 | 100 |
| South West Water | River Lemon | CLOCKTOWER CSO | 8 | 1 | 100 |
| South West Water | Ringmore Stream | ORCHARD CLOSE CSO | 12 | 1 | 100 |
| South West Water | River Teign Via Sws Estuarine | MILFORD PARK PUMPING STATION | 1 | 1 | 99.1 |
| South West Water | Aller Brook | COMPTON AND MARLDON WWTW | 1 | 1 | 100 |
| South West Water | Wolborough Stream | COACH ROAD CSO | 4 | 0 | 96.7 |
| South West Water | Teign Estuary | BROADMEADOW PS | 3 | 0 | 99.8 |
| South West Water | River Lemon | OLD TOTNES ROAD CSO | 4 | 0 | 99.9 |
| South West Water | River Lemon | MARKET WALK CSO | 3 | 0 | 100 |
| South West Water | River Lemon | NO 15 LEMON ROAD CSO | 3 | 0 | 100 |
| South West Water | Surface Water Sewer | PARK HILL CSO | 2 | 0 | 100 |
| South West Water | Aller Brook | LOWICKE HOUSE PS | 2 | 0 | 99.5 |
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.