South East Cornwall polluted by sewage 5,704 times in 2023 - lasting 50,216 hours

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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 South East Cornwall in 2023
89 Sites polluted by South West Water
5,704 sewage dumps
50,216 h duration
That's 5.81 years! On average 15.6 times a day
Change Over Time

Pollution Summary 2023

Here are all the reported sewage overflow totals for South East Cornwall 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 0 of the total 104 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 River Tamar METHERELL WWTW 181 3,508 93.25
South West Water River Tamar GUNNISLAKE WWTW 203 2,626 99.6
South West Water River Seaton MINIONS STW 184 2,209 96.8
South West Water Tremar Stream ST CLEER WASTEWATER TREATMENT WORKS 117 2,187 100
South West Water River Fowey COULSON PARK PUMPING STATION 123 2,187 98.4
South West Water St Neot River ST NEOT STW 272 2,062 98.4
South West Water River Tamar LATCHLEY STW 127 2,059 82.8
South West Water River Seaton MENHENIOT WWTW 125 2,022 100
South West Water River Lynher GOLBERDON STW 140 2,008 100
South West Water River Pol PELYNT WASTEWATER TREATMENT WORKS 116 1,845 97.5
South West Water English Channel POLPERRO WWTW 97 1,763 100
South West Water Unknown ST AUSTELL NORTH STW 80 1,486 100
South West Water English Channel SEATON PUMPING STATION 84 1,297 91.4
South West Water River Tamar ST DOMINICK PUMPING STATION 87 1,274 100
South West Water River Tamar Estuary ST DOMINICK WWTW 111 1,261 97.1
South West Water River Loveny CHAPEL CAR PARK PSCSO/EO 66 1,220 100
South West Water River Seaton CROWSNEST STW 73 1,168 98.1
South West Water River Tamar HAREWOOD ROAD CSO 189 1,137 98.3
South West Water Pont Pill LANREATH PUMPING STATION 110 1,044 100
South West Water River Fowey COMMONMOOR STW 69 948 61.8
South West Water Whitsand Bay PORTWRINKLE PSCSO/EO 68 947 100
South West Water Haye Valley Stream CALLINGTON WWTW 65 946 100
South West Water River Lynher HATT WASTEWATER TREATMENT WORKS 51 799 100
South West Water Unknown RILLA MILL WWTW 293 757 100
South West Water Polbathic Lake ST GERMANS WWTW 84 738 99.5
South West Water Tidal River Lerryn LERRYN CAR PARK OVERFLOW 84 730 96.5
South West Water West Looe River DULOE STW 365 713 100
South West Water River Tamar CHILSWORTHY WWTW 102 605 100
South West Water River Lynher Estuary ANTONY STW (INLET TO WORKS) SSO 130 591 93.6
South West Water Landrake Stream LANDRAKE WASTEWATER TREATMENT WORKS 48 590 100
South West Water River Tamar PLAYING FIELDS PUMPING STATION 104 581 100
South West Water East Looe River LISKEARD STW 68 546 99.8
South West Water East Looe River SUNGIRT LANE CSO 46 533 100
South West Water Looe River HEALTH CENTRE CAR PARK PSEO/CSO 96 458 92.2
South West Water Unknown HARROWBARROW WWTW 77 428 100
South West Water Looe River LOOE BULLER QUAY 97 422 100
South West Water River Tamar Via Sws GUNNISLAKE NO.2 CSO 88 422 100
South West Water St John'S Lake TORPOINT WASTEWATER TREATMENT WORKS 56 393 100
South West Water Haye Valley Stream HAYE ROAD COMBINED SEWER OVERFLOW 89 392 100
South West Water Unnamed To West Looe Rivr DOBWALLS SPS 30 351 100
South West Water River Tiddy PENSILVA PUMPING STATION 28 332 100
South West Water Cawsand Bay Estaurine Via Sws CAWSAND SOUTH PUMPING STATION 29 306 100
South West Water Looe Bay HANNAFORE PUMPING STATION 80 198 100
South West Water River Seaton WIDEGATES WWTW 30 197 100
South West Water River Lyner FORDER NO 1 PSCSO/EO 20 148 100
South West Water River Lynher PILLATON WASTEWATER TREATMEMT WORKS 15 142 100
South West Water Looe River WEST LOOE SQUARE CSO 53 140 100
South West Water Cawsand Bay KINGSAND SEWAGE PUMPING STATION 77 119 100
South West Water Saltmill Creek RIVERVIEW PSCSO/EO 14 111 100
South West Water St Mellion Stream ST MELLION PUMPING STATION 24 101 100
South West Water Looe Bay PLAIDY PUMP STATION 77 96 100
South West Water Plymouth Sound CATTEDOWN ROAD PUMPING STATION 28 88 100
South West Water Hamoaze MACEY STEPS CSO 50 77 84
South West Water River Seaton FACTORY HOUSES PUMPING STATION 9 75 97.5
South West Water Plymouth Sound CHAPELDOWN PUMPING STATION 43 69 100
South West Water Un-Named Watercourse TREDINNICK STW 35 67 100
South West Water River Tamar THANCKES PARK PUMPING STATION 59 66 100
South West Water English Channel DOWNDERRY 21 61 100
South West Water River Tamar ROWING CLUB NO2 CSO 39 55 100
South West Water River Tamar CARGREEN PSCSO/EO 44 53 78.4
South West Water East Looe River TREWIDLAND STW 31 45 91
South West Water River Fowey EAST TAPHOUSE WWTW 28 45 92.4
South West Water East Looe River NEW ROAD CSO 11 40 100
South West Water Saltmill Creek ADIT LANE CSO 31 38 38
South West Water Blunts Stream BLUNTS STW 31 37 100
South West Water Millbrook Lake MILLBROOK STW 6 31 100
South West Water River Tamar LOWER KELLY PSCSO/EO 15 26 100
South West Water River Lyner FORDER NO 2 PSCSO/EO 11 23 100
South West Water River Tamar Estuary COOMBE ROAD CSO 18 22 96.4
South West Water St Johns Leat ST JOHN STW 15 17 100
South West Water Polbathic Stream POLBATHIC VILLAGE PS 7 17 100
South West Water Tamar Estuary OLD FERRY ROAD CSO 12 13 100
South West Water Stream ST MELLION PUMPING STATION 3 11 100
South West Water River Tamar THE QUAY COMBINED SEWER OVERFLOW 23 10 100
South West Water River Lyner LANDRAKE PUMPING STATION 7 10 94.4
South West Water River Seaton CHURCH SQUARE CSO 10 9 100
South West Water River Tamar Estuary WATERSIDE PUMPING STATION 6 7 100
South West Water Hamoaze WILCOVE STW 1 4 100
South West Water River Fowey Estuary POLRUAN QUAY PS 9 4 100
South West Water River Tamar BRUNEL BRIDGE CSO 9 3 100
South West Water River Tamar ROWING CLUB NO1 CSO 24 3 100
South West Water River Tamar Estuary COWDRY CLOSE CSO 5 2 100
South West Water River Lynher Estuary MOORLANDS PSCSO/EO 4 1 100
South West Water Saltmill Creek HOMER PARK CSO 3 1 100
South West Water River Seaton LAKE LANE PUMPING STATION 1 1 100
South West Water River Tiddy QUETHIOCK WWTW 7 1 100
South West Water Millbrook Via Sws DAWES LANE COMBINED SEWER OVERFLOW 3 0 100
South West Water East Looe River MINIONS CSO 2 0 100
South West Water Cawsand Bay NORTH ROCK SEWAGE PUMPING STATION 1 0 100
South West Water River Tamar Estuary SPENCER GARDENS CSO 0 0 93.7
South West Water River Tamar KINGSWOOD ROAD PUMPING STATION 0 0 53
South West Water River Tamar GUNNISLAKE NO.1 CSO 0 0 100
South West Water East Looe River VALLEY VIEW PSCSO/EO 0 0 100
South West Water River Lynher SHEVIOCK STW SO 0 0 100
South West Water Par Sands RESCORLA CSO 0 0 21.7
South West Water Saltmill Creek RIVERVIEW CSO 0 0 100
South West Water River Tamar Estuary CULVER ROAD CSO 0 0 100
South West Water West Looe River ST KEYNE NO.1 PSCSO/EO 0 0 100
South West Water River Seaton SCAWNS HILL CSO 0 0 100
South West Water River Fowey Estuary BODINNICK COMBINED SEWER OVERFLOW 0 0 3.2
South West Water Polbathic Lake LYNHER PSCSO/EO 0 0 100
South West Water River Fowey LANTEGLOS PSCSO/EO 0 0 100
South West Water Whitsand Bay PORTWRINKLE TANK CSO 0 0 100
South West Water River Lyner UPTON CROSS COMBINED SEWER OVERFLOW 0 0 65

Data Sources & Accuracy

EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales

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.

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