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Shrewsbury

Polluted by sewage 893 times in 2025 lasting 3,320 hours

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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Live data for Shrewsbury in 2026

So far this year (as of 18 May 2026, 12:00) there has been 9,456 hours of sewage overflows, from 110 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s - that's 1.09 years!

Totals for Shrewsbury in 2025

43 Sites polluted by Severn Trent Water
893 sewage dumps
3,320 hours duration
That's 4.61 months. On average 2.4 times a day

Change Over Time

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Pollution Summary 2025

Here are all the reported sewage overflow totals for Shrewsbury in 2025. 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 47 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway locations had reporting enabled for less than half the year. Of these 1 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Severn Trent Water Leaton Brook BOMERE HEATH STW 62 998 100
Severn Trent Water Rea Brook PONTESBURY SEWAGE TREATMENT WORKS 53 503 99.8
Severn Trent Water River Severn SHREWSBURY MONKMOOR STW 53 253 100
Severn Trent Water Rea Brook HOOKAGATE PUMPING STATION 24 220 100
Severn Trent Water River Severn THE OVAL SEWAGE PUMPING STATION 22 160 88
Severn Trent Water Rea Brook WEIR RD SEWAGE PUMPING STATION 14 128 99.8
Severn Trent Water Rea Brook STATION ROAD CSO 42 125 95.5
Severn Trent Water Rea Brook THE ROCKS COMBINED SEWER OVERFLOW 14 85 100
Severn Trent Water Rea Brook STORM O/F ADJ TO GROVE PUMPING STN 14 81 98.6
Severn Trent Water River Severn CSO AT LONGDEN COLEHAM PS 24 56 100
Severn Trent Water River Severn VICTORIA AVENUE STORM SEWER OF 25 52 92
Severn Trent Water Bagley Brook CASTLE FOREGATE STREET CSO 29 51 98.9
Severn Trent Water Rea Brook OLD COLEHAM COMBINED SEWER OVERFLOW 27 50 100
Severn Trent Water River Severn CLIVE ROAD COMBINED SEWER OVERFLOW 42 49 98.4
Severn Trent Water River Severn RIVERSIDE TOWPATH CSO 27 48 97
Severn Trent Water River Severn THORNHILL ROAD CSO 25 46 99.9
Severn Trent Water Rea Brook CARADOC VIEW PUMPING STATION 9 44 100
Severn Trent Water River Severn DANA STEPS CSO 26 44 96.5
Severn Trent Water River Severn VICTORIA AVE / CRESCENT LN CSO 20 35 89.3
Severn Trent Water River Severn BURTON STREET CSO 17 32 99.9
Severn Trent Water Rea Brook ABBEY FOREGATE CSO 26 28 100
Severn Trent Water River Severn DITHERINGTON ROAD CSO 26 21 100
Severn Trent Water River Severn NEW PARK FARM CSO 26 21 100
Severn Trent Water Rea Brook SHARP STONES LANE CSO 17 21 100
Severn Trent Water River Severn QUARRY PARK STORM SEWER OVERFLOW 15 20 100
Severn Trent Water River Severn PORT HILL COMBINED SEWER OVERFLOW 19 19 100
Severn Trent Water Rea Brook OLD COLEHAM 1 CSO 24 17 99.7
Severn Trent Water River Severn CHARTER LANE O/F 14 16 96.1
Severn Trent Water River Severn ADJACENT TO RADBROOK CSO 8 15 99.9
Severn Trent Water River Severn ST MARYS WATER LANE/RIVERSIDE 18 14 76.5
Severn Trent Water River Severn GREYFRIARS BRIDGE CSO 12 14 100
Severn Trent Water River Severn UNDERDALE ROAD CSO 9 11 99.2
Severn Trent Water River Severn 75 COTON HILL CSO 22 9 99.3
Severn Trent Water River Severn SMITHFIELD RD STORM O/F 16 8 99.9
Severn Trent Water River Severn COTON HILL CSO 23 6 100
Severn Trent Water River Severn BRIDGE STREET CSO 9 1 92.3
Severn Trent Water Rea Brook THE COLUMN COMBINED SEWER OVERFLOW 6 1 100
Severn Trent Water River Severn ST AUSTINS STREET STORM OVERFLOW 7 0 93.2
Severn Trent Water River Severn SHREWSBURY FLOOD DEFENCE SPS 2 0 100
Severn Trent Water River Severn WHITE HORSE PASSAGE CSO 4 0 100
Severn Trent Water River Severn NEW STREET (STORM OVERFLOW) 4 0 100
Severn Trent Water River Severn MADDOCKS BUILDING O/F 15 0 100
Severn Trent Water River Severn MARDOL CSO 2 0 100
Severn Trent Water River Severn 49 UNDERDALE RD O/F 0 0 99.4
Severn Trent Water Rea Brook BROOK ROAD / ABBEY FORGATE CSO 0 0 0
Severn Trent Water Bicton Brook CALCOTT PUMPING STATION (SPS) 0 0 100
Severn Trent Water Hills Brook PARRS LANE 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. 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.

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Analysing sewage pollution by the Water Industry

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