Northampton

Polluted by sewage 214 times in 2025 lasting 202 hours

Marker shade

Select Another Place

Place Name

Select the place from the drop-down

✔ means we have live data

Totals for Northampton in 2025

22 Sites polluted by Anglian Water

214 sewage dumps

202 hours duration

Sewage pollution map of Northampton: 202 hours in 2025

That's 1.2 weeks. 4.1 times a week, on average

Change Over Time

Constituency for Northampton

Nearby Constituencies

Waterways in Northampton

Take Action

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

Share this page, post a message, and tell others about the huge problem of sewage pollution across the UK

We need your support!

Please consider a one-off or small recurring donation. We need your help to keep this site going.

Donate Now

Pollution Summary 2025

Here are all the reported sewage overflow totals for Northampton 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	River Nene	NORTHAMPTON LOWER HESTER STREET CSO	30	55	96.6
Anglian Water	River Nene	NORTHAMPTON BECKETTS PARK CSO	31	22	99.9
Anglian Water	Unknown	BOUGHTON CROSSING PS	4	21	100
Anglian Water	.	HARDINGSTONE SEWERAGE	12	19	98.2
Anglian Water	Dallington Brook	SSO AT MAIN ROAD	29	16	100
Anglian Water	Culverted River Nene	MALCOLM DRIVE CSO	7	13	100
Anglian Water	River Nene Navigation	ABINGTON TANK CSO	5	12	100
Anglian Water	River Nene	CLIFTONVILLE SSO	11	8	100
Anglian Water	River Nene	NORTHAMPTON VICTORIA GARDENS CSO	12	5	99.8
Anglian Water	River Nene	HEATHFIELD WAY SSO	6	5	99.4
Anglian Water	River Nene	NORTHAMPTON SPENCER BRIDGE ROAD CSO	6	3	100
Anglian Water	Wotton Brook	ROTHERSTHORPE PS	4	2	100
Anglian Water	River Nene	NORTHAMPTON SWAN STREET CSO	14	2	99.9
Anglian Water	River Nene	NORTHAMPTON MILL LANE CSO	7	2	69.4
Anglian Water	River Nene	STH MILL LN-KINGSTHORPE	5	2	92.6
Anglian Water	Wootton Brook	WOOTTON - BERRY LANE CSO	8	2	100
Anglian Water	River Nene	NORTHAMPTON DUSTON SYCAMORE CSO	7	1	100
Anglian Water	River Nene	NORTHAMPTON BRIDGE STREET CSO	5	1	75.4
Anglian Water	River Nene	NORTHAMPTON BEDFORD ROAD CSO	7	0	99.9
Anglian Water	River Nene	NORTHAMPTON MANHOLE 15 DUSTON CSO	1	0	99.6
Anglian Water	Unknown	GREAT HOUGHTON CSO	2	0	99.7
Anglian Water	River Nene	GRAFTON STREET SSO	1	0	100
Anglian Water	River Nene	CSO AND EO AT NORTHAMPTON	0	0	100
Anglian Water	River Nene	NORTHAMPTON-RICHMOND TERRACE 1SP	0	0	100
Anglian Water	River Nene	BEDFORD ROAD SPS	0	0	100
Anglian Water	Ecton Brook	GREAT BILLING WRC	0	0	100
Anglian Water	Unknown River Nene	LITTLE HOUGHTON SSO	0	0	84.8

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.

Analysing sewage pollution by the Water Industry

Media Queries

Get in touch if you have queries or want to discuss our data.

press [at] top-of-the-poops.org

Please Support Us

We rely on donations to fund our work. Please support us if you can

Yes! Support TOTP!

© 2020-2025 Top-Of-The-Poops CC-BY-SA 4.0,
© Openstreetmap contributors, Contains OS data © Crown copyright and database right 2021-2025,
Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis © 2025 Top-Of-The-Poops

Some data reproduced under Open Government Licence

Please don't scrape these pages - we can maybe share our data with you

Full Copyright information available at: our GitHub page