Stowmarket

Polluted by sewage 228 times in 2025 lasting 179 hours

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Totals for Stowmarket in 2025

6 Sites polluted by Anglian Water

228 sewage dumps

179 hours duration

Sewage pollution map of Stowmarket — Sewage pollution map of Stowmarket: 179 hours in 2025

That's 7.46 days. 4.4 times a week, on average

Change Over Time

Constituency for Stowmarket

Nearby Constituencies

Waterways in Stowmarket

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Pollution Summary 2025

Here are all the reported sewage overflow totals for Stowmarket 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 %
Anglian Water	Haughley Water	NORTHFIELD EST.	18	103	100
Anglian Water	Combs Beck To Rattlesden River	TANNERY ROAD	192	45	100
Anglian Water	River Gipping	STOWMARKET STW	4	19	100
Anglian Water	Haughley Water	PRENTICE ROAD	6	5	100
Anglian Water	River Gipping	STOWMARKET-BRIDGE STREET OV	5	4	99.8
Anglian Water	River Gipping	STOWMARKET CENTRAL CSO	3	1	99.9
Anglian Water	River Rattlesdon	COMBS FORD TPS	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. 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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