Mid Buckinghamshire was polluted by sewage 1,003 times in 2024
lasting 15,213 hours - that's 1.76 years!

Constituency

Select the constituency from the drop-down

✔ means we have experimental daily data since 2023

Live data for Mid Buckinghamshire in 2025

So far this year (as of Apr 16, 2025, 6:30 PM) there has been 2,381 hours of sewage overflows - that's 0.28 years!

Totals for Mid Buckinghamshire in 2024

13 Sites polluted by Anglian Water, Thames Water

1,003 sewage dumps
15,213 h duration

That's 1.76 years! On average 2.7 times a day

Change Over Time

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Constituencies near Mid Buckinghamshire

Waterways in Mid Buckinghamshire

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Mid Buckinghamshire, 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.

Pollution Summary 2024

Here are all the reported sewage overflow totals for Mid Buckinghamshire 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 0 of the total 14 CSO locations had reporting enabled for less than half the year, of which 0 had zero reporting.

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Thames Water	River Thame	CUDDINGTON WWTW	135	2,866	100
Thames Water	Scotsgrove Brook	STONE WASTEWATER TREATMENT WORKS	157	2,688	100
Thames Water	Horsenden Stream	PRINCES RISBOROUGH STW, SUMMERLEYS	95	1,611	100
Thames Water	Scotsgrove Brook	HADDENHAM WWTW	76	1,445	100
Thames Water	Ludgershall Brook	LUDGERSHALL WWTW	99	1,416	100
Thames Water	Worminghallbrook	WORMINGHALL STW, WORMINGHALL, BUCKS	93	1,215	100
Thames Water	Shabbington Brook	SHABBINGTON WWTW	67	998	100
Thames Water	Fleet Marston Brook	WADDESDON WWTW	63	966	99.9
Thames Water	Summerstown Ditch	Marsh Gibbon	69	844	99
Thames Water	Oxon Ray	GRENDON UNDERWOOD WWTW	68	793	87.2
Thames Water	Dorton Brook	DORTON STW, DORTON, BUCKS	54	276	100
Thames Water	Crendon Stream	LONG CRENDON STW, LONG CRENDON, BUC	19	84	96
Anglian Water	Padbury Brook	TWYFORD - SCHOOL LANE TPS	8	4	100
Anglian Water	Poundon Brook	POUNDON TERMINAL PS	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. 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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