South West Surrey polluted by sewage 242 times in 2022 - lasting 2,211 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 South West Surrey in 2022
9 Sites polluted by Southern Water, Thames Water
242 sewage dumps
2,211 h duration
That's 3.07 months. 4.7 times a week, on average
Live River Pollution Information (Updated 50 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 South West Surrey in 2022. Sometimes sewage can be being dumped for months at a time.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Southern Water Chiddingfold Stream CHIDDINGFOLD WWTW 48 758 99.6
Thames Water River Wey HASLEMERE WWTW 50 636 99.8
Southern Water Two S Of River Chidd GRAYSWOOD WWTW 58 344 99.9
Thames Water Farnham Park Farnham 25 210 100
Thames Water Farnham Bourne WAVERLEY LANE SPS 16 118 100
Southern Water Freshwater River TURNERS MEAD P.S. 17 67 100
Thames Water Hascombe Stream Bramley 16 42 99.7
Southern Water Un River Arun HAMBLEDON PUMPING STATION 3 20 100
Thames Water Whitmoor Vale Stream CHURT SPS 9 12 100
Southern Water Un River Arun COOPERS PLACE WORMLEY CEO 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

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.