Medway Estuary polluted by sewage 107 times in 2023 - lasting 415 hours

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Totals for Medway Estuary in 2023
6 Sites polluted by Southern Water
107 sewage dumps
415 h duration
That's 17.29 days. 2.1 times a week, on average

Pollution Summary 2023

Here are all the reported sewage overflow totals for Medway Estuary in 2023. Sometimes sewage can be being dumped for months at a time.

These numbers are very slightly different from the Rivers page. We're working on it.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Southern Water Medway Estuary COWSTEAD LANE NO 2 AND 3 OUTFALLS 61 222 100
Southern Water Medway Estuary CASTLE RD ALLINGTON PS+STORM TK CEO 22 162 99.15
Southern Water Medway Estuary GRAIN WWTW 17 16 99.9
Southern Water Medway Estuary FRINDSBURY ROAD STROOD CSO 4 14 52.2
Southern Water Medway Estuary CHARLES STREET STROOD CSO 2 0 93.8
Southern Water Medway Estuary HALL ROAD AYLESFORD CSO 1 0 100
Southern Water Medway Estuary GROVE ROAD CHATHAM OUTSIDE 1 CSO 0 0 66.1
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.