Gillingham and Rainham was polluted by sewage 521 times in 2023
lasting 1,121 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 Gillingham and Rainham in 2023
22 Sites polluted by Southern Water
521 sewage dumps
1,121 h duration
That's 1.56 months. On average 1.4 times a day
Change Over Time
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Pollution Summary 2023

Here are all the reported sewage overflow totals for Gillingham and Rainham 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 27 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 Medway Estaury MOTNEY HILL WWTW 82 327 100
Southern Water River Medway FERNDALE ROAD GILLINGHAM CSO 22 300 65.6
Southern Water River Medway THE STRAND GILLINGHAM CEO 61 95 100
Southern Water River Medway LOWER TWYDALL LANE GILLINGHAM CSO 28 95 98.1
Southern Water Otterham Creek BROOMCROFT ROAD, GILLINGHAM CSO 47 54 60.9
Southern Water River Medway HAWTHORNE AVENUE GILLINGHAM CSO 49 48 98.9
Southern Water Otterham Creek MAIDSTONE ROAD RAINHAM CSO 31 33 99.8
Southern Water River Medway WILLIAM STREET RAINHAM CSO 29 31 100
Southern Water Otterham Creek ORCHARD STREET GILLINGHAM CSO 30 26 100
Southern Water Otterham Creek STATION ROAD RAINHAM CSO 18 24 99.8
Southern Water River Medway Estuary PUMP LANE GILLINGHAM TANK CSO 20 21 100
Southern Water River Medway BERENGRAVE/CHALKY BK GILLINGHAM CS0 19 18 82.6
Southern Water River Medway Estuary WOODCHURCH CRESCENT GILLINGHAM CSO 26 11 100
Southern Water Otterham Creek WOODSIDE WIGMORE CSO 19 8 99.9
Southern Water River Medway Estuary LOWER RAINHAM ROAD LOWER RAINHAM PS 2 6 99.9
Southern Water Saline Estuary CSO BEECHINGS WAY NO 3 18 5 100
Southern Water Saline Estuary MEDWAY ROAD CSO 1 3 100
Southern Water Gillingham Reach/ Medway Est SAUNDERS STREET GILLINGHAM CSO 5 2 99.8
Southern Water River Medway HERNE ROAD GILLINGHAM CSO 7 1 100
Southern Water River Medway HIGH STREET RAINHAM CSO 1 1 68.9
Southern Water Gillingham Reach/ Medway Est ST MARYS ROAD GILLINGHAM CSO 5 0 97.5
Southern Water River Medway Estuary PUMP LANE GILLINGHAM NO.2 CSO 1 0 18.8
Southern Water River Medway PLANTATION ROAD GILLINGHAM CSO 0 0 100
Southern Water Otterham Creek CHALKY BANK ROAD GILLINGHAM CSO 0 0 99.9
Southern Water River Medway Estuary DIAL ROAD GILLINGHAM CSO 0 0 46.5
Southern Water River Medway Estuary PUMP LANE GILLINGHAM NO.1 CSO 0 0 0
Southern Water Medway Estuary SAUNDERS STREET GILLINGHAM CSO 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.