Chichester was polluted by sewage 1,692 times in 2023
lasting 29,212 hours - that's 3.38 years!

Select the constituency from the drop-down

Constituency

✔ means we have experimental daily data since 2023

Totals for Chichester in 2023

25 Sites polluted by Southern Water

1,692 sewage dumps
29,212 h duration

That's 3.38 years! On average 4.6 times a day

Change Over Time

Take Action

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

Constituencies near Chichester

Waterways in Chichester

Pollution Summary 2023

Here are all the reported sewage overflow totals for Chichester 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 28 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 Lavant	LAVANT WWTW	286	6,542	99.7
Southern Water	Chichester Harbour	CHICHESTER WWTW	227	3,939	99
Southern Water	Loxwood Stream	LOXWOOD WWTW BREWHURST LANE LOXWOOD	146	3,148	99.6
Southern Water	River Rother	SOUTH HARTING WWTW	111	2,164	99.8
Southern Water	River Kird	NORTHCHAPEL S.T.W.	101	1,905	100
Southern Water	Chichester Harbour Channel	BOSHAM WWTW	105	1,762	99.7
Southern Water	Aldingbourne Rife	TANGMERE WASTEWATER TREATMENT WORKS	77	1,442	99.7
Southern Water	Broad Rife	SIDLESHAM WWTW	84	1,397	99.7
Southern Water	Chichester Hbr Via Little Deep	THORNHAM WWTW	78	1,147	99.7
Southern Water	Ham Brook	CSO BREAKERS YARD NUTBOURNE	55	857	99.7
Southern Water	Loxwood Stream	ONSLOW ARMS PUMPING STATION	63	836	99.7
Southern Water	River Rother	ROGATE WWTW	60	772	100
Southern Water	Pagham Rife	NORTH MUNDHAM WPS (PAGHAM ROAD)	40	682	99.7
Southern Water	River Lod	FERNHURST WWTW	49	652	99.5
Southern Water	Chichester Harbour	TAYLORS LANE BOSHAM, WWPS	32	504	99.7
Southern Water	Chichester Harbour	MAIN ROAD FISHBOURNE CSO	29	278	99.6
Southern Water	River Rother West	GLEBE ROAD FERNHURST CSO	30	222	100
Southern Water	River Lod	LURGASHALL WWTW	21	212	99.5
Southern Water	To Chichester Harbour	CHIDHAM LANE SPS CHIDHAM	18	185	99.8
Southern Water	River Lavant	PUMPING STATION IN FIELD NUMBER	19	175	99.1
Southern Water	Freshwater River	IPING NORT CSO	21	149	92.7
Southern Water	Bremere Rife	MAIN ROAD HUNSTON CEO	9	98	99.7
Southern Water	River Rother West	THE LEYS FENHURST CSO	23	86	53.5
Southern Water	Freshwater River	CSO AT THE WHARF PS SOUTH AMBERSHAM	7	46	99.7
Southern Water	English Channel	EAST BEACH ROAD SELSEY CSO	1	0	54
Southern Water	English Channel	CHURCH ROAD SELSEY CSO	0	0	53.3
Southern Water	River Ems	LUMLEY ROAD PUMPING STATION	0	0	100
Southern Water	Ham Brook	SCHOOL LANE PS	0	0	99.7

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

Get in touch if you have queries or want to discuss our data.

press [at] top-of-the-poops.org

Please Support Us

We rely on donations to fund our work. Please support us if you can