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March for Clean Water

Romsey and Southampton North was polluted by sewage 733 times in 2023
lasting 12,278 hours - that's 1.42 years!
- but monitoring was disabled in some locations, so could be more

Select the constituency from the drop-down

Constituency

✔ means we have experimental daily data since 2023

Totals for Romsey and Southampton North in 2023

16 Sites polluted by Southern Water

733 sewage dumps
12,278 h duration

That's 1.42 years! On average 2 times a day

Change Over Time

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Your local MP is Caroline Nokes (Conservative) - Find out more about their interests, donors, and voting at They Work For You

Constituencies near Romsey and Southampton North

Waterways in Romsey and Southampton North

Pollution Summary 2023

Here are all the reported sewage overflow totals for Romsey and Southampton North in 2023. 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 19 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 %
Southern Water	River Test	KINGS SOMBORNE WWTW	239	4,995	95.55
Southern Water	River Blackwater	WEST WELLOW WWTW	194	4,160	99.9
Southern Water	River Test	ROMSEY WWTW	61	1,015	100
Southern Water	River Blackwater	WELLOW MILL WPS	76	913	100
Southern Water	River Test	CHILBOLTON WWTW	32	507	99.5
Southern Water	River Test	FULLERTON WASTEWATER TREATMENT WORK	34	331	100
Southern Water	Marshcourt River	STOCKBRIDGE WWTW	22	156	99.6
Southern Water	River Itchen	SIRDAR ROAD SOUTHAMPTON CSO	36	95	99.9
Southern Water	Unnamed Of River Test	RINGWOOD DRIVE NORTH BADDESLEY CEO	16	60	99.9
Southern Water	Tadburn Lake	THE HUNDRED ROMSEY CSO	4	17	91.8
Southern Water	River Itchen	GREEN LANE CHILWORTH CEO	5	10	99.8
Southern Water	River Test	TRAFALGAR WAY STOCKBRIDGE CEO	6	8	57.7
Southern Water	Saline Estuary	WESSEX LANE SOUTHAMPTON OUTSIDE 11	4	4	94
Southern Water	Saline Estuary	WESSEX LANE SOUTHAMPTON OUTSIDE 15	2	0	75.6
Southern Water	River Test	HOUGHTON ROAD STOCKBRIDGE CEO	1	0	100
Southern Water	Saline Estuary	WESSEX LANE SOUTHAMPTON	1	0	73.6
Southern Water	River Test	MEMORIAL PARK ROMSEY CEO	0	0	0
Southern Water	Tadburn Lake	EIGHT ACRES ROMSEY CSO	0	0	88.2
Southern Water	Tadburn Lake	BOTLEY ROAD WPS (NORTH BADDESLEY)	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.

Analysing sewage pollution by the Water Industry

With generous support from:

Media Queries

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