Saffron Walden polluted by sewage 327 times in 2022 - lasting 3,066 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 Saffron Walden in 2022
18 Sites polluted by Anglian Water, Thames Water
327 sewage dumps
3,066 h duration
That's 4.26 months. 6.3 times a week, on average
Live River Pollution Information (Updated 39 minutes 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 Saffron Walden in 2022. Sometimes sewage can be being dumped for months at a time.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Thames Water Hatfield Heath Watercourse HATFIELD HEATH WWTW 70 1,234 100
Thames Water Pincey Brook Takeley 50 701 100
Thames Water Little Hallingbury Brook LITTLE HALLINGBURY WWTW 31 404 100
Anglian Water River Chelmer GREAT EASTON(ESSEX) STW 33 268 100
Thames Water River Stort STANSTED MOUNTFITCHET WWTW 17 146 98
Anglian Water River Chelmer GREAT DUNMOW STW 15 87 100
Anglian Water River Chelmer THAXTED - PARK STREET CSO 24 38 99.1
Anglian Water River Chelmer GT EASTON - BRIDGEFOOT TPS 6 37 100
Thames Water Roding Canfield End, Little Canfield 3 35 100
Thames Water Wayletts Ditch Takeley - Garnets 6 30 99.8
Anglian Water Slade River SAFFRON WALDEN WRC 25 19 99.95
Anglian Water R Chelmer PLESHEY - FORD END PUMPING STATION 4 17 100
Thames Water Pinsey Brook Hatfield Broad Oak Cage End 4 15 94.5
Anglian Water Slade CASTLE STREET/HIGH STREET 28 14 94.3
Thames Water River Roding LEADEN RODING WWTW 4 7 100
Anglian Water River Chelmer GREAT WALTHAM - HOWE STREET PS 2 3 100
Anglian Water River Cam GREAT CHESTERFORD WRC 4 2 100
Anglian Water River Pant GREAT SAMPFORD STW 1 0 100
Anglian Water Slade THAXTED ROAD/VICTORIA AVE CSO 0 0 93
Anglian Water Stebbing Brook River Chelmer N FELSTED(LR CHELMER) STW 0 0 100
Anglian Water Slade SO GASWORKS CROSSROADS 0 0 0
Thames Water Great Hallingbury Brook Birchanger - Duck End 0 0 99.9
Anglian Water River Wid WRITTLE - LAWFORD LANE PS 0 0 100
Anglian Water River Chelmer GREAT DUNMOW STW 0 0 0
Thames Water Pincey Brook Stansted Airport 0 0 0
Anglian Water . MILL GREEN FREYNING 0 0 0
Anglian Water Straw Brook CHATHAM GREEN PUMPING STATION 0 0 100
Anglian Water Slade River Cam SAFFRON WALDEN-GEORGE ABBEY OV 0 0 0
Anglian Water R Cam LITTLE CHESTERFORD 0 0 0
Anglian Water Wicken Water WICKEN BONHUNT PS 0 0 0
Thames Water White Roding WHITE RODING WWTW 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.