Tidal River Ouse polluted by sewage 249 times in 2023 - lasting 4,855 hours

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Totals for Tidal River Ouse in 2023
2 Sites polluted by Southern Water
249 sewage dumps
4,855 h duration
That's 6.74 months. 4.8 times a week, on average
Constituencies along Tidal River Ouse

Pollution Summary 2023

Here are all the reported sewage overflow totals for Tidal River Ouse 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 Tidal River Ouse HAM LANE LEWES SETTLES STORM TANK 243 4,830 100
Southern Water Tidal River Ouse SEAFORD BAY OUTFALL 6 24 100
Southern Water Tidal River Ouse DENTON ISLAND NEWHAVEN CSO 0 0 75.5

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.

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