Exeter was polluted by sewage 548 times in 2024
lasting 1,263 hours
- but monitoring was disabled in some locations, so could be more

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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 Exeter in 2025
So far this year (as of Apr 16, 2025, 5:45 PM) there has been 383 hours of sewage overflows
Totals for Exeter in 2024
35 Sites polluted by South West Water
548 sewage dumps
1,263 h duration
That's 1.75 months. On average 1.5 times a day
Change Over Time
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Constituencies near Exeter
Waterways in Exeter
Daily Data
We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Exeter, 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 Exeter 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 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 70 204 100
South West Water Higher Least Via Sw Sewer PENNSYLVANIA ROAD CSO 51 157 100
South West Water Mill Race, River Exe MILL RACE COMBINED SEWER OVERFLOW 36 144 100
South West Water River Exe Via Sws CHURCH ROAD JCT OF CECIL ROAD CSO 19 133 100
South West Water River Exe Via Sws DUNSFORD ROAD CSO 42 100 79.9
South West Water Northbrook NORTHBROOK GOLF COURSE LOWER CSO 21 64 98.2
South West Water River Exe Via Sws HOLLOWAY STREET CSO 29 63 100
South West Water Northbrook NORTHBROOK PARK GOLF CRSE UPPER CSO 23 52 100
South West Water River Exe Via Sws TEMPLE ROAD CSO 30 50 100
South West Water Alphin Brook CHURCH ROAD CSO 30 50 85.5
South West Water River Exe BONHAY PARK CSO 9 38 99.5
South West Water Higher Leat Via Sws HOWELL ROAD CSO 3 36 100
South West Water Mincinglake Stream 121A ST. KATHERINES ROAD CSO 12 36 100
South West Water River Exe Via Sws COLLETON GROVE CSO 19 23 97.7
South West Water Higher Leat Via Sw Sewer WELL STREET CSO 22 22 99.7
South West Water Northbrook SWEETBRIER LANE CSO 16 18 100
South West Water River Exe Via Sws MAGDALEN ROAD CSO 19 18 98.2
South West Water River Exe Via Sws 19 HEAVITREE ROAD CSO 21 10 100
South West Water River Exe Via Sws 23 KING EDWARD STREET CSO 11 6 85.8
South West Water River Exe Via Sws OKEHAMPTON ROAD CSO 7 5 100
South West Water Taddiforde Brook R/O IMPERIAL HOTEL CSO 14 5 99
South West Water River Exe Via Sws LARKBEARE HOUSE CSO 6 4 100
South West Water River Exe Via Sws BUDDLE LANE CSO 7 2 90.2
South West Water Higher Leat EXE STREET CSO 2 2 100
South West Water Mincinglake Stream Via Sws STOKE MEADOW CLOSE PUMPING STATION 1 2 100
South West Water River Exe MILL ROAD PUMPING STATION 8 1 100
South West Water North Brook Via Sws FIRST AVENUE SERVICE LANE CSO 6 1 100
South West Water River Exe Via Sws PARIS STREET CSO 2 1 100
South West Water Alphin Brook TAN LANE PUMPING STATION 1 0 100
South West Water River Exe Via Sws CHUTE STREET CSO 2 0 93
South West Water North Brook Via Sws NORTH LAWN COURT CSO 2 0 100
South West Water Higher Leat Via Sws CENTRAL STATION YARD CSO 1 0 87.4
South West Water North Brook Via Sws HEAVITREE PLEASURE GROUND CSO 3 0 96.3
South West Water River Exe Via Sws EXETER BOWLING CLUB CSO 2 0 99.4
South West Water Higher Leat Via Sw Sewer QUAY HILL CSO 1 0 90.1
South West Water River Exe Via Sws TOPSHAM ROAD JCT ROBERS ROAD CSO 0 0 0
South West Water Higher Leat Via Sw Sewer EXETER COLLEGE CSO 0 0 98.5
South West Water River Exe Via Sws 14 CLIFTON ROAD CSO 0 0 100
South West Water Northbrook Via Sws 21 WONFORD STREET CSO 0 0 100
South West Water Northbrook Via Sws BURNTHOUSE LANE CSO 0 0 100
South West Water Higher Leat Via Sw Sewer ST SIDWELLS SCHOOL CSO 0 0 98.9
South West Water River Exe Via Sws BULLER ROAD COMBINED SEWER OVERFLOW 0 0 56.3
South West Water River Exe Via Sw Sewer DIX'S FIELD CSO 0 0 99.3
South West Water Higher Leat QUAY HILL COMBINED SEWER OVERFLOW 0 0 100
South West Water North Brook Via Sws LOWER AVENUE CSO 0 0 100
South West Water North Brook 15 HAMLIN LANE CSO 0 0 100
South West Water Duryard Stream ARGYLL ROAD PUMPING STATION 0 0 100
South West Water Higher Leat Via Sws THORNTON HILL CSO 0 0 100
South West Water North Brook Via Sws 2 DRYDEN ROAD CSO 0 0 100
South West Water River Exe Via Sws 28 CLIFTON ROAD CSO 0 0 95.5
South West Water River Exe Via Sws CLIFTON ROAD/JCT ALBERT ROAD CSO 0 0 100
South West Water River Exe Via Sws 34 CLIFTON 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.

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