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Hamble Valley was polluted by sewage 408 times in 2023
lasting 4,217 hours

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Constituency

✔ means we have experimental daily data since 2023

Totals for Hamble Valley in 2023

13 Sites polluted by Southern Water

408 sewage dumps
4,217 h duration

That's 5.86 months. On average 1.1 times a day

Change Over Time

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Constituencies near Hamble Valley

Waterways in Hamble Valley

Pollution Summary 2023

Here are all the reported sewage overflow totals for Hamble Valley 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 0 of the total 21 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	River Hamble Estuary	HAMBLE LANE BURSLEDON WASTEWATER PS	67	1,192	99.9
Southern Water	River Hamble	BROOK LANE PS	56	743	99.6
Southern Water	River Itchen	POUND ROAD BURSLEDON CEO	63	715	99.8
Southern Water	Hungerford Stream	HUNGERFORD BOTTOM BURSLEDON CEO	71	508	99.9
Southern Water	Hook Lake	NEWTOWN ROAD NEWTOWN CEO	35	376	100
Southern Water	Badnam Creek	SALTERNS LANE BURSLEDON CEO	57	340	100
Southern Water	Southampton Water	HOOK PARK WPS	21	127	99.9
Southern Water	Southampton Water	ENSIGN PARK HAMBLE CEO	11	91	99.9
Southern Water	River Hamble	SCHOOL LANE HAMBLE CEO	12	45	99.7
Southern Water	Shawfords Lake	FAIRTHORNE MANOR CEO	8	38	99.6
Southern Water	Hook Lake	DIBLES ROAD WARSASH PS	4	33	99.9
Southern Water	Southampton Water	BEACH LANE NETLEY CEO	1	3	70.3
Southern Water	River Hamble	HAMBLEWOOD BOTLEY CSO	2	0	20.4
Southern Water	Curbridge Stream	WHITELEY WPS	0	0	99.8
Southern Water	Southampton Water	VICTORIA ROAD NETLEY CEO	0	0	99.9
Southern Water	River Hamble	BROAD OAK BOTLEY CSO	0	0	30.8
Southern Water	River Hamble	CHURCH LANE BOTLEY CEO	0	0	99.8
Southern Water	To Spear Pond Gully	INGLESIDE NETLEY PUMPING STATION	0	0	100
Southern Water	Moorgreen Stream	MARLBOROUGH GARDENS HEDGE END CEO	0	0	100
Southern Water	Wildern Stream	CHALICE COURT HEDGE END CEO	0	0	100
Southern Water	Burridge Stream	WELLS CLOSE WHITELEY CEO	0	0	99.6

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:

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