Brentwood and Ongar polluted by sewage 419 times in 2022 - lasting 4,400 hours

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Contains OS Data © Crown copyright & database right 2021-2022
© Top of the Poops 2021-2023
✔ means we have experimental daily data for 2023
Totals for Brentwood and Ongar in 2022
13 Sites polluted by Anglian Water, Thames Water
419 sewage dumps
4,400 h duration
That's 6.11 months. On average 1.1 times a day
Live River Pollution Information (Updated 2 hours ago)
On the map above you can see live river pollution information. Rivers likely to be impacted by sewage pollution are marked in brown. This is based on Thames Water live data API, and modelling by Dr Alex Lipp at Merton College, Oxford. More details on the methodology will be added soon.
Daily Data for 2023
     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 2022

Here are all the reported sewage overflow totals for Brentwood and Ongar in 2022. Sometimes sewage can be being dumped for months at a time.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Thames Water Coopers Brook ABBESS RODING WWTW 76 847 99.1
Thames Water North Weald Brook NORTH WEALD WWTW 50 659 100
Thames Water River Cherwell WILLINGALE WWTW 45 615 99.9
Thames Water Brookhouse Brook Theydon Bois 84 609 100
Thames Water Brookhouse Brook EPPING WASTEWATER TREATMENT WORKS 35 393 99.3
Thames Water River Ingrebourne BRENTWOOD (NAGS HEAD LANE) WWTW 28 360 99.8
Anglian Water River Wid DODDINGHURST WRC 18 300 100
Anglian Water River Wid DODDINGHURST STW 20 299 100
Anglian Water River Wid SHENFIELD AND HUTTON WRC 12 32 100
Thames Water Cripsey Brook Wealdbridge, North Weald 3 31 65.8
Anglian Water Mardyke Thames Estuary WARLEY WEST PS 7 16 100
Anglian Water Haveringsgrove Brook INGRAVE PUMPING STATION 9 16 100
Anglian Water R Wid SO AT SHENFIELD SEWER 0 0 0
Anglian Water Mardyke W Thames Est WARLEY EAST PS 0 0 0
Thames Water Colville Hall Brook HULL GREEN (MATCHING) SPS 0 0 0
Anglian Water River Wid B'MORE THE GREEN INGATESTONE RD PS 0 0 100
Anglian Water River Wid SHENFIELD STW NO 2 PS 0 0 0

Data Sources & Accuracy

EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales

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.