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Isle of Wight West

Polluted by sewage 1,192 times in 2025 lasting 6,706 hours

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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 Isle of Wight West in 2026

So far this year (as of 10 Aug 2026, 20:31) there has been 7,862 hours of sewage overflows, from 113 CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s

Totals for Isle of Wight West in 2025

49 Sites polluted by Southern Water
1,192 sewage dumps
6,706 hours duration
That's 9.31 months. On average 3.3 times a day

Change Over Time

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Pollution Summary 2025

Here are all the reported sewage overflow totals for Isle of Wight West 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 all the declared CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s appeared to have monitoring enabled for more than 50% of the year

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Southern Water Brighstone Stream BRIGHSTONE WWTW 48 692 100
Southern Water River Medina DODNOR PUMPING STATION CSO & EO 76 646 99.9
Southern Water Solent COWES (SPRINGHILL) HEADWORKS WPS 60 615 100
Southern Water River Yar ROUD WWTW 44 564 100
Southern Water River Medina FAIRLEE COMBINED SEWER OVERFLOW 52 479 99.6
Southern Water Shorwell Stream SHORWELL WWTW 43 442 99.65
Southern Water River Medina PRIOR CRESCENT CSO 56 360 99.9
Southern Water Rodge Brook PORCHFIELD MAIN ROAD PS CSO 37 342 99.9
Southern Water Caul Bourne CALBOURNE WWTW 34 280 100
Southern Water River Medina CHALE WWTW 29 231 99.9
Southern Water River Medina Estuary HIGH STREET PUMPING STATION 61 225 100
Southern Water Solent WOODVALE TRANSFER SST 70 201 99.9
Southern Water Solent NORTON HEADWORKS WPS 59 188 99.9
Southern Water Western Yar BOW BRIDGE COMBINED SEWER OVERFLOW 34 185 99.6
Southern Water Solent NORTON WPS CSO 14 169 99.9
Southern Water Solent GURNARD PS 22 130 99.9
Southern Water Western Yar SCHOOL GREEN ROAD FRESHWATER CEO 31 115 99.9
Southern Water Solent ST MARY ROAD COWES WWPS CSO 51 97 100
Southern Water Caul Bourne WESTWAY SPRINGHILL CEO 24 87 99.9
Southern Water Drain To Western Yar FRESHWATER BAY PS 15 84 100
Southern Water Solent EGYPT POINT PS 47 78 99.9
Southern Water Colwell Bay LINSTONE CHINE CSO 9 65 89.2
Southern Water River Medina DODNOR LANE CSO 23 64 100
Southern Water Freshwater River BOULDNOR PS 13 42 99.9
Southern Water River Medina MARKET HILL COWES CSO 23 39 100
Southern Water Medina Estuary THETIS WHARF PS 48 37 100
Southern Water Godshill Stream GODSHILL WWTW 8 32 99.8
Southern Water Freshwater River ROOKLEY PS 9 29 100
Southern Water Yar Estuary KINGS MANOR CEO 9 29 100
Southern Water Solent YARMOUTH PS 12 27 99.9
Southern Water Solent CASTLE STREET COWES CSO 40 21 99.9
Southern Water Solent TURVILLS FIELD PS/THE PIER PS 6 19 100
Southern Water River Medina THE QUAY NEWPORT CEO 10 16 99.6
Southern Water Freshwater River HEYTESBURY PUMPING STATION 5 13 100
Southern Water Gurnard Luck Stream WHITFORD BRIDGE CSO 4 7 100
Southern Water Caul Bourne NEWBRIDGE ROAD NEWBRIDGE CEO 3 7 100
Southern Water Western Yar SCHOOL GREEN CSO, FRESHWATER, IOW 6 4 100
Southern Water River Medina SHIDE PATH NEWPORT NO.1 CSO 11 4 100
Southern Water River Medina SOUTH STREET NEWPORT CSO 13 4 97
Southern Water Unnamed Stream CHALE PS 1 3 99.9
Southern Water Western Yar Estuary MILL ROAD / TENNYSON ROAD CAR PARK 5 2 100
Southern Water River Medina CASTLE STREET COWES CSO 9 2 100
Southern Water Unnamed Stream LINSTONE DRIVE CSO 4 2 100
Southern Water Newtown River MILL LANE SHALFLEET WPS 1 1 99.9
Southern Water Solent COLWELL CHINE CSO 2 1 99.6
Southern Water Solent TERMINUS ROAD COWES CSO 5 1 100
Southern Water Cowes Harbour THE PARADE PS 1 1 99.9
Southern Water Freshwater River BLACKGANG PS 2 1 99.9
Southern Water River Medina FLOATING BRIDGE COWES CSO 3 0 100
Southern Water Clamerkin Brook LOCKSGREEN PS CSO 0 0 100
Southern Water Red Creek NORTON GREEN 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. 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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