Isle of Wight West was polluted by sewage 1,832 times in 2024
lasting 14,599 hours - that's 1.69 years!

Constituency

Select the constituency from the drop-down

✔ means we have experimental daily data since 2023

Live data for Isle of Wight West in 2025

So far this year (as of Apr 16, 2025, 5:45 PM) there has been 3,775 hours of sewage overflows - that's 0.44 years!

Totals for Isle of Wight West in 2024

50 Sites polluted by Southern Water

1,832 sewage dumps
14,599 h duration

That's 1.69 years! On average 5 times a day

Change Over Time

Take Action

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Constituencies near Isle of Wight West

Waterways in Isle of Wight West

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Isle of Wight West, 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 Isle of Wight West 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 0 of the total 51 CSO locations had reporting enabled for less than half the year, of which 0 had zero reporting.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Southern Water	Caul Bourne	CALBOURNE WWTW	112	1,953	100
Southern Water	River Yar	ROUD WWTW	125	1,875	100
Southern Water	Brighstone Stream	BRIGHSTONE WWTW	75	1,145	100
Southern Water	River Medina	FAIRLEE COMBINED SEWER OVERFLOW	79	1,052	99.8
Southern Water	Solent	ST MARY ROAD COWES WWPS CSO	114	1,042	98.9
Southern Water	Shorwell Stream	SHORWELL WWTW	95	991	99.5
Southern Water	River Medina	CHALE WWTW	65	959	100
Southern Water	River Medina	DODNOR PUMPING STATION CSO & EO	97	786	100
Southern Water	Solent	COWES (SPRINGHILL) HEADWORKS WPS	72	712	100
Southern Water	Solent	WOODVALE TRANSFER SST	86	532	100
Southern Water	River Medina	PRIOR CRESCENT CSO	76	505	100
Southern Water	Solent	NORTON HEADWORKS WPS	99	492	100
Southern Water	Rodge Brook	PORCHFIELD MAIN ROAD PS CSO	37	345	100
Southern Water	Western Yar	BOW BRIDGE COMBINED SEWER OVERFLOW	63	286	99.8
Southern Water	Solent	EGYPT POINT PS	63	267	100
Southern Water	Solent	GURNARD PS	29	220	99.7
Southern Water	River Medina Estuary	HIGH STREET PUMPING STATION	85	214	99.9
Southern Water	Western Yar	SCHOOL GREEN ROAD FRESHWATER CEO	37	138	100
Southern Water	Caul Bourne	WESTWAY SPRINGHILL CEO	24	126	100
Southern Water	River Medina	DODNOR LANE CSO	34	109	99.8
Southern Water	Godshill Stream	GODSHILL WWTW	32	84	99.9
Southern Water	Yar Estuary	KINGS MANOR CEO	18	80	100
Southern Water	Solent	TURVILLS FIELD PS/THE PIER PS	22	79	100
Southern Water	Drain To Western Yar	FRESHWATER BAY PS	17	75	100
Southern Water	Freshwater River	ROOKLEY PS	18	68	100
Southern Water	River Medina	THE QUAY NEWPORT CEO	16	66	100
Southern Water	Caul Bourne	NEWBRIDGE ROAD NEWBRIDGE CEO	29	58	100
Southern Water	River Medina	SOUTH STREET NEWPORT CSO	57	39	91.5
Southern Water	Colwell Bay	LINSTONE CHINE CSO	10	37	93.3
Southern Water	River Medina	MARKET HILL COWES CSO	21	33	98.7
Southern Water	Freshwater River	BOULDNOR PS	19	31	100
Southern Water	Solent	NORTON WPS CSO	7	29	100
Southern Water	Solent	CASTLE STREET COWES CSO	8	27	100
Southern Water	Solent	YARMOUTH PS	12	21	100
Southern Water	Solent	COLWELL CHINE CSO	3	13	100
Southern Water	Western Yar	SCHOOL GREEN CSO, FRESHWATER, IOW	8	11	100
Southern Water	Unnamed Stream	CHALE PS	5	11	99.9
Southern Water	Freshwater River	HEYTESBURY PUMPING STATION	4	10	100
Southern Water	Medina Estuary	THETIS WHARF PS	13	9	100
Southern Water	River Medina	FLOATING BRIDGE COWES CSO	10	9	100
Southern Water	Freshwater River	BLACKGANG PS	4	8	100
Southern Water	Unnamed Stream	LINSTONE DRIVE CSO	3	8	100
Southern Water	Gurnard Luck Stream	WHITFORD BRIDGE CSO	4	7	100
Southern Water	River Medina	SHIDE PATH NEWPORT NO.1 CSO	9	5	100
Southern Water	River Medina	CASTLE STREET COWES CSO	9	4	100
Southern Water	Solent	TERMINUS ROAD COWES CSO	3	2	98.9
Southern Water	Cowes Harbour	THE PARADE PS	1	1	99.9
Southern Water	Red Creek	NORTON GREEN CSO	1	1	99.9
Southern Water	Western Yar Estuary	MILL ROAD / TENNYSON ROAD CAR PARK	1	0	100
Southern Water	Newtown River	MILL LANE SHALFLEET WPS	1	0	100
Southern Water	Clamerkin Brook	LOCKSGREEN PS CSO	0	0	96.4

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.

Analysing sewage pollution by the Water Industry

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