South Norfolk was polluted by sewage 413 times in 2023
lasting 4,713 hours
- but monitoring was disabled in some locations, so could be more

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Contains OS Data © Crown copyright & database right 2021-2023
© Top of the Poops 2021-2023
✔ means we have experimental daily data since 2023
Totals for South Norfolk in 2023
17 Sites polluted by Anglian Water
413 sewage dumps
4,713 h duration
That's 6.55 months. On average 1.1 times a day
Change Over Time
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Pollution Summary 2023

Here are all the reported sewage overflow totals for South Norfolk in 2023. 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 1 of the total 18 CSO locations had reporting enabled for less than half the year, of which 1 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Anglian Water River Frenze River Waveney DICKLEBURGH WATER RECYCLING CENTRE 84 1,167 100
Anglian Water River Tas FORNCETT END STW 66 1,150 100
Anglian Water Wreningham Stream River Tas N ASHWELLTHORPE WATER RECYCLING CTR 72 506 50
Anglian Water Tidal River Yare WHITLINGHAM WATER RECYCLING CENTRE 25 367 100
Anglian Water River Tas LONG STRATTON WRC 30 354 100
Anglian Water River Frenze BREWERS GREEN PS 16 262 100
Anglian Water Starston Beck PULHAM ST MARY STW 23 245 100
Anglian Water Intwood Stream River Yare SWARDESTON STW 17 232 98.5
Anglian Water Starston Beck River Waveney N HARLESTON STW 26 176 99.3
Anglian Water River Chet SISLAND (LODDON) STW 12 120 100
Anglian Water Main Idb River Yare THE COMMON SWARDESTON TPS 9 60 99.6
Anglian Water River Waveney VICTORIA ROAD CSO 9 32 100
Anglian Water River Chet LODDON-KNAPPS BRIDGE PS 4 12 100
Anglian Water River Tas NEWTON FLOTMAN-MAIDS HEAD TPS 5 11 100
Anglian Water River Tas SAXLINGHAM STW 10 9 100
Anglian Water Un River Wavene SARACENS HEAD/MOUNT STREET CSO 4 2 100
Anglian Water Boyes Dyke THURLTON - THE STREET TPS 1 0 100
Anglian Water River Chet LODDON - YOUNGS YARD TPS 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, 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.