Richmond upon Thames

Polluted by sewage 128 times in 2024 lasting 688 hours

Monitoring fell below 50% in some locations so could be more

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Totals for Richmond upon Thames in 2024

9 Sites polluted by Thames Water

128 sewage dumps

688 hours duration

That's 28.67 days. 2.5 times a week, on average

Change Over Time

Waterways in Richmond upon Thames

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Pollution Summary 2024

Here are all the reported sewage overflow totals for Richmond upon Thames 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 locality 1 of the total 12 CSO locations had reporting enabled for less than half the year.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Thames Water	River Thames Tidal	MOGDEN WWTW	50	471	100
Thames Water	River Thames	HAMMERSMITH PS, LONDON	27	129	49.8
Thames Water	Tidal Thames	West Putney S R, Home Way	18	34	99.7
Thames Water	River Thames	PETERSHAM ROAD CSO	8	18	98.2
Thames Water	Beverley Brook	PRIORY LANE, MORTLAKE CSO	9	16	91.8
Thames Water	River Thames	NW. RELIEF SEWER, LOWER MALL, LONDO	5	5	99.4
Thames Water	Hogsmill River	CSO AT ST JAMES'S ROAD	5	4	100
Thames Water	River Thames	STAMFORD BROOK, HAMMERSMITH, LONDON	4	4	78.7
Thames Water	River Thames	LOW LEVEL 1, LOWER MALL, LONDON	2	3	100
Thames Water	Thames	Kingston Main	0	0	100
Thames Water	Tidal River Thames	KEW PS, WEST HALL ROAD, KEW	0	0	87
Thames Water	Tidal Thames	Anyand Park Road, Twickenham	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

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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