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Area of Outstanding Natural Beauty

Isle Of Wight - 2025 Sewage

Polluted by sewage 3,990 hours in 2025

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

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Totals for 2025

Sewage3,990 hours
Monitoring offline0 hours
Potential pollution0 hours
Storm overflows59

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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 - 1,469 hours
Feb - 505 hours
Mar - 49 hours
Apr - 23 hours
May - 0 hours
Jun - 15 hours
Jul - 20 hours
Aug - 55 hours
Sept - 64 hours
Oct - 292 hours
Nov - 197 hours
Dec - 1,298 hours

Storm overflows in and around Isle Of Wight

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Southern Water BRIGHSTONE SSO - 115934 Brighstone Stream 31 547h 40m -
Southern Water SHORWELL SSO - 115754 Shorwell Stream 31 399h 3m -
Southern Water FISHBOURNE LANE RYDE CSO - 108520 Solent 33 278h 53m -
Southern Water BRIGHSTONE SSO - 115934 Brighstone Stream 15 271h 46m -
Southern Water CALBOURNE SSO - 115924 Caul Bourne 24 261h 9m -
Southern Water SHORWELL SSO - 115754 Shorwell Stream 16 216h 56m -
Southern Water CHALE SSO - 115937 River Medina 18 205h 2m -
Southern Water MAIN ROAD PORCHFIELD CEO - 108550 Rodge Brook 14 197h 50m -
Southern Water BARGE LANE WOOTTON BRIDGE OUTSIDE 5 CSO - 108506 Solent 16 193h 4m -
Southern Water MAIN ROAD PORCHFIELD CEO - 108550 Rodge Brook 19 145h 53m -
Southern Water BARGE LANE WOOTTON BRIDGE OUTSIDE 5 CSO - 108506 Solent 23 140h 41m -
Southern Water BOW BRIDGE FRESHWATER CEO - 108512 Western Yar 26 138h 4m -
Southern Water NORTON TRANSFER IOW SSSI CEO - 108174 Solent 9 119h 56m -
Southern Water CHALE SSO - 115937 River Medina 12 98h 13m -
Southern Water SCHOOL GREEN ROAD FRESHWATER CEO - 108522 Western Yar 23 90h 38m -
Southern Water NEW ROAD WOOTTON CEO - 108541 Wootton Creek 24 79h 22m -
Southern Water COASTGUARD LANE FRESHWATER BAY CEO - 108521 Drain To Western Yar 14 70h 20m -
Southern Water NEW ROAD WOOTTON CEO - 108541 Wootton Creek 11 48h 31m -
Southern Water CALBOURNE SSO - 115924 Caul Bourne 9 48h 17m -
Southern Water BOW BRIDGE FRESHWATER CEO - 108512 Western Yar 8 46h 24m -
Southern Water MILL SQUARE WOOTTON CSO - 110327 Wootton Creek 11 46h 4m -
Southern Water LADIES WALK BINSTEAD CEO - 107406 Binstead Stream 7 44h 34m -
Southern Water FISHBOURNE LANE FISHBOURNE IOW CEO - 108519 Wootton Creek 9 43h 45m -
Southern Water FISHBOURNE LANE FISHBOURNE IOW CEO - 108519 Wootton Creek 6 37h 25m -
Southern Water THORLEY ROAD BOULDNOR CEO - 110277 Thorely Brook 9 33h 13m -
Southern Water SCHOOL GREEN ROAD FRESHWATER CEO - 108522 Western Yar 7 32h 19m -
Southern Water LANGBRIDGE CEO - 108534 Eastern Yar 7 27h 39m -
Southern Water THE INSTITUTE YARMOUTH CEO - 108564 Solent 12 18h 8m -
Southern Water MAIN ROAD HAVENSTREET CEO - 108525 Blackbridge Brook 2 14h 21m -
Southern Water KINGS MANOR CEO - 108530 Yar Estuary 5 13h 55m -
Southern Water KINGS MANOR CEO - 108530 Yar Estuary 3 13h 26m -
Southern Water LADIES WALK BINSTEAD CEO - 107406 Binstead Stream 2 9h 59m -
Southern Water Unknown Unknown 4 8h 24m -
Southern Water COASTGUARD LANE FRESHWATER BAY CEO - 108521 Drain To Western Yar 1 8h -
Southern Water THE INSTITUTE YARMOUTH CEO - 108564 Solent 1 7h 54m -
Southern Water THORLEY ROAD BOULDNOR CEO - 110277 Thorely Brook 1 7h 17m -
Southern Water MAIN ROAD HAVENSTREET CEO - 108525 Blackbridge Brook 1 6h 4m -
Southern Water NORTON TRANSFER IOW SSSI CEO - 108174 Solent 1 4h 15m -
Southern Water CHALE STREET CHALE CEO - 108514 Unnamed Stream 1 3h 9m -
Southern Water SHORWELL CSO - 116157 Shorwell Stream 1 2h 18m -
Southern Water FISHBOURNE LANE RYDE CSO - 108520 Solent 1 2h 12m -
Southern Water MILL ROAD YARMOUTH CSO - 108538 Western Yar Estuary 2 1h 57m -
Southern Water LUCCOMBE CEO - 110208 Sandown Bay 2 1h 37m -
Southern Water LINSTONE DRIVE NORTON IOW CSO - 103062 Unnamed Stream 2 1h 30m -
Southern Water BLACKGANG CHINE CEO - 108511 Freshwater River 2 1h 23m -
Southern Water CHALE STREET CHALE CEO - 108514 Unnamed Stream 1 1h 3m -
Southern Water LINSTONE DRIVE NORTON IOW CSO - 103062 Unnamed Stream 1 0h 55m -
Southern Water Unknown Unknown 1 0h -
Southern Water MILL SQUARE WOOTTON CSO - 110327 Wootton Creek 0 0h -
Southern Water SHORWELL CSO - 116157 Shorwell Stream 0 0h -
Southern Water LANGBRIDGE CEO - 108534 Eastern Yar 0 0h -
Southern Water LUCCOMBE CEO - 110208 Sandown Bay 0 0h -
Southern Water BLACKGANG CHINE CEO - 108511 Freshwater River 0 0h -
Southern Water MILL LANE SHALFLEET CEO - 108556 Newtown River 0 0h -
Southern Water Unknown Unknown 0 0h -
Southern Water ALVERSTONE SHUTE ALVERSTONE CEO - 108509 Eastern Yar 0 0h -
Southern Water FLOWERS BROOK VENTNOR CEO - 108894 English Channel 0 0h -
Southern Water NORTON GREEN CEO - 108543 Red Creek 0 0h -
Southern Water MILL ROAD YARMOUTH CSO - 108538 Western Yar Estuary 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.