North Durham

Polluted by sewage 1,884 times in 2024 lasting 10,827 hours - That's 1.25 years!

Monitoring was disabled in some locations, so could be more

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024

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✔ means we have experimental daily data since 2023

Live data for North Durham in 2025

So far this year (as of May 24, 2025, 1:45 PM) there has been 2,935 hours of sewage overflows - that's 0.34 years!

Totals for North Durham in 2024

69 Sites polluted by Northumbrian Water

1,884 sewage dumps

10,827 hours duration

That's 1.25 years! On average 5.2 times a day

Change Over Time

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Your local MP is Luke Akehurst (Labour) - Find out more about their interests, donors, and voting at They Work For You

Constituencies near North Durham

Waterways in North Durham

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for North Durham, here you can see overflows in red, the darker the red, the more the CSO overflowed that day.

Each CSO has a row, the most recent data is on the right hand side.

Monitoring Online

Monitoring Offline

Polluting

Potentially Polluting

Unknown

Daily data is experimental and data is not guaranteed to be accurate. Please inform us of any issue, we will fix.

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Pollution Summary 2024

Here are all the reported sewage overflow totals for North Durham in 2024. 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 constituency 3 of the total 91 CSO locations had reporting enabled for less than half the year. Of these 1 had zero reporting.

Search:

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Northumbrian Water	Causey Burn	EAST TANFIELD STW	174	1,438	100
Northumbrian Water	Smallhope Burn	LANCHESTER STW	77	961	99.8
Northumbrian Water	Black Dene Burn	PLAWSWORTH SEWAGE TREATMENT WORKS	76	800	99
Northumbrian Water	Humble Burn	EDMONDSLEY STW	61	699	99.1
Northumbrian Water	Twizell Burn	HUSTLEDOWN STW	50	629	97.1
Northumbrian Water	Wear	CHESTER LE STREET STW	49	525	51.6
Northumbrian Water	Smallhope Burn	KNITSLEY SEWAGE TREATMENT WORKS	54	484	99.3
Northumbrian Water	South Burn	SACRISTON SEWAGE TREATMENT WORKS	49	464	99.9
Northumbrian Water	Farlieth Burn	PALM TERRACE CSO	43	418	100
Northumbrian Water	Smallhope Burn	LYNWOOD HOUSE CSO DER44	67	355	99

Showing 1 to 10 of 91 entries

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.

Analysing sewage pollution by the Water Industry

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North Durham Polluted by sewage 1,884 times in 2024 lasting 10,827 hours - That's 1.25 years! Monitoring was disabled in some locations, so could be more

North Durham