River Tamar polluted by sewage 1,999 times in 2023 - lasting 20,372 hours

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Contains OS Data © Crown copyright & database right 2021-2023
© Top of the Poops 2021-2023
Totals for River Tamar in 2023
29 Sites polluted by South West Water
1,999 sewage dumps
20,372 h duration
That's 2.36 years! On average 5.5 times a day

Pollution Summary 2023

Here are all the reported sewage overflow totals for River Tamar in 2023. Sometimes sewage can be being dumped for months at a time.

These numbers are very slightly different from the Rivers page. We're working on it.

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 Tamar MILTON ABBOT WWTW 138 2,292 100
South West Water River Tamar ERNESETTLE SEWAGE TREATMENT WORKS 196 2,232 100
South West Water River Tamar LATCHLEY STW 127 2,059 82.8
South West Water River Tamar ST LEONARDS WWTW 114 1,647 100
South West Water River Tamar ST DOMINICK PUMPING STATION 87 1,274 100
South West Water River Tamar HAREWOOD ROAD CSO 189 1,137 98.3
South West Water River Tamar PS-DY2, NORTH YARD, DEVONPORT 96 985 100
South West Water River Tamar CHILSWORTHY WWTW 102 605 100
South West Water River Tamar PLAYING FIELDS PUMPING STATION 104 581 100
South West Water River Tamar BRIDGERULE WWTW 47 549 100
South West Water River Tamar DOCKYARD NO.3 PUMPING STATION 42 290 100
South West Water River Tamar ST GILES ON THE HEATH 26 143 100
South West Water River Tamar MUTTON COVE PUMPING STATION 53 100 100
South West Water River Tamar LAWHITTON WWTW CSO 25 74 78.6
South West Water River Tamar THANCKES PARK PUMPING STATION 59 66 100
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 River Tamar LOWER KELLY PSCSO/EO 15 26 100
South West Water River Tamar KINTERBURY CREEK RIVERSIDE PS 11 12 100
South West Water River Tamar SALTASH ROAD SPS PLYMOUTH 20 11 100
South West Water River Tamar THE QUAY COMBINED SEWER OVERFLOW 23 10 100
South West Water River Tamar EDINBURGH STREET (PS5) PS 20 9 100
South West Water River Tamar CORNWALL BEACH (PS3) 3 8 100
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 BRIDGERULE PSCSO/EO 1 1 90
South West Water River Tamar VICARGE GARDENS CSO MILTON ABBOT 1 0 100
South West Water River Tamar DOCKYARD NO.1 0 0 100
South West Water River Tamar KINGSWOOD ROAD PUMPING STATION 0 0 53
South West Water River Tamar GUNNISLAKE NO.1 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

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.