Exeter was polluted by sewage 705 times in 2023
lasting 1,137 hours
- but monitoring was disabled in some locations, so could be more

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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 Exeter in 2023
44 Sites polluted by South West Water
705 sewage dumps
1,137 h duration
That's 1.58 months. On average 1.9 times a day
Change Over Time
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Pollution Summary 2023

Here are all the reported sewage overflow totals for Exeter 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 52 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 Higher Leat Via Sw Sewer LOWER NORTH STREET CSO 79 200 100
South West Water Higher Leat Via Sw Sewer WELL STREET CSO 69 138 100
South West Water Mill Race, River Exe MILL RACE COMBINED SEWER OVERFLOW 40 127 100
South West Water Higher Least Via Sw Sewer PENNSYLVANIA ROAD CSO 51 110 100
South West Water River Exe Via Sws HOLLOWAY STREET CSO 46 63 100
South West Water River Exe Via Sws DUNSFORD ROAD CSO 52 60 92.7
South West Water Northbrook NORTHBROOK GOLF COURSE LOWER CSO 19 58 87
South West Water River Exe Via Sws TEMPLE ROAD CSO 37 48 100
South West Water Northbrook NORTHBROOK PARK GOLF CRSE UPPER CSO 21 47 100
South West Water Alphin Brook CHURCH ROAD CSO 42 39 100
South West Water River Exe Via Sws CHURCH ROAD JCT OF CECIL ROAD CSO 28 30 100
South West Water Mincinglake Stream 121A ST. KATHERINES ROAD CSO 16 29 100
South West Water River Exe BONHAY PARK CSO 10 29 100
South West Water Higher Leat Via Sws HOWELL ROAD CSO 5 25 100
South West Water River Exe Via Sws COLLETON GROVE CSO 16 20 100
South West Water Northbrook SWEETBRIER LANE CSO 17 17 100
South West Water River Exe Via Sws MAGDALEN ROAD CSO 19 14 92.7
South West Water River Exe Via Sws 19 HEAVITREE ROAD CSO 20 11 100
South West Water River Exe Via Sws BUDDLE LANE CSO 23 11 76.6
South West Water River Exe Via Sws 23 KING EDWARD STREET CSO 8 11 95.1
South West Water Taddiforde Brook R/O IMPERIAL HOTEL CSO 13 7 87.7
South West Water River Exe MILL ROAD PUMPING STATION 9 6 100
South West Water River Exe Via Sws OKEHAMPTON ROAD CSO 4 4 100
South West Water North Brook Via Sws FIRST AVENUE SERVICE LANE CSO 6 3 100
South West Water Alphin Brook TAN LANE PUMPING STATION 2 2 90
South West Water Northbrook Via Sws BURNTHOUSE LANE CSO 2 1 96.1
South West Water Higher Leat EXE STREET CSO 2 1 100
South West Water River Exe Via Sws CHUTE STREET CSO 6 1 81.5
South West Water River Exe Via Sws EXETER BOWLING CLUB CSO 5 1 92.5
South West Water North Brook Via Sws NORTH LAWN COURT CSO 3 1 97
South West Water Higher Leat Via Sw Sewer QUAY HILL CSO 2 1 93.4
South West Water River Exe Via Sws 14 CLIFTON ROAD CSO 3 0 100
South West Water Northbrook Via Sws 21 WONFORD STREET CSO 3 0 100
South West Water North Brook Via Sws HEAVITREE PLEASURE GROUND CSO 5 0 97
South West Water River Exe Via Sws LARKBEARE HOUSE CSO 6 0 78
South West Water River Exe Via Sws 28 CLIFTON ROAD CSO 3 0 100
South West Water Higher Leat QUAY HILL COMBINED SEWER OVERFLOW 2 0 100
South West Water North Brook Via Sws LOWER AVENUE CSO 2 0 100
South West Water North Brook Via Sws 2 DRYDEN ROAD CSO 1 0 40
South West Water Higher Leat Via Sws CENTRAL STATION YARD CSO 2 0 93
South West Water Higher Leat Via Sw Sewer ST SIDWELLS SCHOOL CSO 1 0 100
South West Water North Brook 15 HAMLIN LANE CSO 3 0 89.5
South West Water River Exe Via Sws PARIS STREET CSO 1 0 80.1
South West Water Higher Leat Via Sws THORNTON HILL CSO 1 0 100
South West Water River Exe Via Sws TOPSHAM ROAD JCT ROBERS ROAD CSO 0 0 0
South West Water River Exe Via Sws 34 CLIFTON ROAD CSO 0 0 100
South West Water River Exe Via Sw Sewer DIX'S FIELD CSO 0 0 98.9
South West Water Mincinglake Stream Via Sws STOKE MEADOW CLOSE PUMPING STATION 0 0 100
South West Water Duryard Stream ARGYLL ROAD PUMPING STATION 0 0 100
South West Water River Exe Via Sws BULLER ROAD COMBINED SEWER OVERFLOW 0 0 98.7
South West Water Higher Leat Via Sw Sewer EXETER COLLEGE CSO 0 0 100
South West Water River Exe Via Sws CLIFTON ROAD/JCT ALBERT ROAD 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.