Black Brook polluted by sewage 42 times in 2023 - lasting 108 hours

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Totals for Black Brook in 2023
3 Sites polluted by Southern Water
42 sewage dumps
108 h duration
That's 4.5 days. 3.5 times a month, over the year
Constituencies along Black Brook

Pollution Summary 2023

Here are all the reported sewage overflow totals for Black Brook 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 Black Brook ELMHURST ROAD (COMPASS POINT) CSO 21 60 53.2
Southern Water Black Brook STORM OVERFLOW AT ARUNDEL DRIVE 17 32 99.8
Southern Water Black Brook REDLANDS LANE FAREHAM CSO 4 15 98.9

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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