Westbury (Wiltshire)

Polluted by sewage 34 times in 2025 lasting 255 hours

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Totals for Westbury (Wiltshire) in 2025

4 Sites polluted by Wessex Water

34 sewage dumps

255 hours duration

Sewage pollution map of Westbury (Wiltshire) — Sewage pollution map of Westbury (Wiltshire): 255 hours in 2025

That's 1.52 weeks. 2.8 times a month, over the year

Change Over Time

Constituency for Westbury (Wiltshire)

Nearby Constituencies

Waterways in Westbury (Wiltshire)

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Pollution Summary 2025

Here are all the reported sewage overflow totals for Westbury (Wiltshire) in 2025. 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 place all the declared CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s appeared to have monitoring enabled for more than 50% of the year

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Wessex Water	Bitham Brook/ Bitham Brook	WESTBURY WATER RECYCLING CENTRE	22	230	98.9
Wessex Water	Allebourne Brook	DILTON MARSH CSO	10	21	94.5
Wessex Water	Biss Brook	PENN KNAPP PS	1	3	100
Wessex Water	Bitham Brook	ALFRED STREET CSO	1	0	94.9
Wessex Water	Bitham Brook Via Sws	WEST END COMBINED SEWER OVERFLOW	0	0	98.1

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. Live sewage data from Stream Water API

Annual figures up to and including 2025 come from official water company returns. The 2026 figure is our own estimate, derived continuously from the companies' live data feeds.

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.

Top of the Poops

Analysing sewage pollution by the Water Industry

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