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Area of Outstanding Natural Beauty

Norfolk Coast - 2025 Sewage

Polluted by sewage 32 hours in 2025 , monitoring offline 7,113 hours

© OpenStreetMap contributors
Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024

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Totals for 2025

Sewage32 hours
Monitoring offline7,113 hours
Potential pollution0 hours
Storm overflows17

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Daily Data - when it rained, and when they spilled

Square = rainfall none → heavy
Drop = sewage minutes → all day
Potential pollution Monitoring offline
Jan - 0 hours
Feb - 0 hours
Mar - 0 hours
Apr - 0 hours
May - 1 hours
Jun - 0 hours
Jul - 4 hours , 588 offline
Aug - 4 hours , 744 offline
Sept - 1 hours , 720 offline
Oct - 6 hours , 744 offline
Nov - 14 hours , 1,904 offline
Dec - 0 hours , 2,341 offline

Storm overflows in and around Norfolk Coast

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Anglian Water Hunstanton - Smugglers Lane Pumping Station River Hun 10 10h 26m -
Anglian Water LANGHAM STW (NORFOLK) River Stiffkey 3 6h 27m -
Anglian Water Hunstanton - Smugglers Lane Pumping Station River Hun 3 5h 14m -
Anglian Water LANGHAM STW (NORFOLK) River Stiffkey 1 4h 44m -
Anglian Water GIMINGHAM-NR MILL TPS Mundesley Beck 9 1h 58m -
Anglian Water Holt Main Road WRC River Glaven 2 1h 45m -
Anglian Water Holt Main Road WRC River Glaven 2 1h 14m -
Anglian Water GIMINGHAM-NR MILL TPS Mundesley Beck 1 0h 23m -
Anglian Water WEYBOURNE-BEACH LANE SP Pond To To Weybourne Hope 0 0h -
Anglian Water Burnham Market Water Recycling Centre River Burn 0 0h 3,625 h
Anglian Water WELLS-FREEMAN ST OV Unnamed Marsh Dyke North Sea 0 0h 1,162 h
Anglian Water Burnham Market Water Recycling Centre River Burn 0 0h 1,162 h
Anglian Water TRIMINGHAM-RESERVOIR OV River Mun 0 0h -
Anglian Water WELLS-FREEMAN ST OV Unnamed Marsh Dyke North Sea 0 0h -
Anglian Water WELLS-FREEMAN STREET STW Wells Creek 0 0h -
Anglian Water WELLS-FREEMAN STREET STW Wells Creek 0 0h 1,162 h
Anglian Water TRIMINGHAM-RESERVOIR OV River Mun 0 0h -

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. Live sewage data from Stream Water API

Annual figures up to and including 2025 come from official water company returns. The 2026 figure is our own estimate, derived continuously from the companies' live data feeds.

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.