Arundel and South Downs polluted by sewage 1,865 times in 2023 - lasting 26,149 hours
- but monitoring was disabled in some locations, so could be more

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Contains OS Data © Crown copyright & database right 2021-2023
© Top of the Poops 2021-2023
✔ means we have experimental daily data since 2023
Totals for Arundel and South Downs in 2023
27 Sites polluted by Southern Water
1,865 sewage dumps
26,149 h duration
That's 3.03 years! On average 5.1 times a day
Change Over Time

Pollution Summary 2023

Here are all the reported sewage overflow totals for Arundel and South Downs 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 30 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 Lidsey Rife LIDSEY WWTW 164 3,485 99.7
Southern Water River Rother BARNETTS BRIDGE GRAFFHAM CEO 154 2,998 99
Southern Water River Arun BURY WWTW 128 2,607 95.2
Southern Water River Rother FITTLEWORTH S.T.W. 109 2,059 98.8
Southern Water Barnham Rife MARSHALL CLOSE CSO - BARNHAM 137 1,925 99.7
Southern Water River Adur PARTRIDGE GREEN S.T.W. 109 1,630 99.9
Southern Water Honeybridge Striver R.Adur ASHINGTON WWTW, LONDON ROAD 107 1,565 100
Southern Water River Rother SOUTH AMBERSHAM WWTW 93 1,250 99.7
Southern Water Unnamed Tidal River Adur SMALL DOLE WWTW 83 1,182 94.4
Southern Water Black Sewer River Adur STEYNING WWTW 64 1,126 99.9
Southern Water River Adur East GODDARDS GREEN WWTW 89 1,111 99.7
Southern Water Chess Brook HENFIELD WASTEWATER TREATMENT WORKS 87 1,026 99.8
Southern Water Cowfold Stream River Adur COWFOLD WWTW 72 1,009 99.7
Southern Water River Stor STORRINGTON WWTW, STORRINGTON 79 926 100
Southern Water Freshwater River HOLLANDS ROAD PUMPING STATION 64 544 99.9
Southern Water Tidal Waters Of River Arun ARUNDEL PUMPING STATION 90 466 99.8
Southern Water Unnamed Herrings Stream WILLOW WAY HURSTPIERPOINT CSO 71 353 99.7
Southern Water River Kird WISBOROUGH GREEN WWTW 39 335 97
Southern Water Freshwater River HURSTPIERPOINT PUMPING STATION 44 233 99.8
Southern Water Adjacent Stream. River Adur POYNINGS WWTW, BRIGHTON 6 118 100
Southern Water River Adur ABBEY ROAD STEYNING CSO 35 89 100
Southern Water River Rother PETWORTH WASTEWATER TREATMENT WORKS 29 87 98.8
Southern Water Freshwater River BRIDGEFOOT PUMPING STATION 1 6 98.3
Southern Water Pook Bourne MALTHOUSE LANE PUMPING STATION 2 5 98.6
Southern Water Freshwater River KINGSBARN LANE PUMPING STATION 3 2 100
Southern Water Freshwater River CSO AT TOWN QUAY PS ARUNDEL 2 0 99.8
Southern Water Freshwater River CUCKFIELD ROAD 4 0 99.5
Southern Water River Adur TOTTINGTON DRIVE SMALL DOLE CEO 0 0 99.6
Southern Water River Adur WYKEHAM CLOSE STEYNING CSO 0 0 0
Southern Water River Arun COLDWALTHAM WWTW 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.