Mid Dorset and North Poole - Live Sewage

Polluted by sewage 4,144 hours in 2026 , monitoring offline 735 hours so far..

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

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✔ means we have live data (𝑥 if not)

View Annual Sewage Data

You're looking at the totals that we have calculated for sewage in Mid Dorset and North Poole so far for 2026. It is an estimate, based on very poor quality live data from the Water Companies. The water companies report their sewage to the Environment Agency every year in April. You can see the last reported year in the other page

What's a potential overflow? If the CSO goes 'Offline' while its Overflowing, we don't know if it stopped overflowing until we get a 'Stop' event.

Totals for Mid Dorset and North Poole in 2026

Sewage4,144 hours
Monitoring offline735 hours
Potential pollution0 hours
Storm overflows65

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Daily Data

Jan - 2,042 hours , 1 offline
Feb - 1,898 hours , 0 offline
Mar - 48 hours , 73 offline
Apr - 0 hours , 398 offline
May - 0 hours , 4 offline
Jun - 0 hours
Jul - 0 hours
Aug - 0 hours
Sept - 0 hours , 137 offline
Oct - 154 hours , 120 offline
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Wessex Water Unknown Unknown 48 1,054h 29m -
Wessex Water LYTCHETT MATRAVERS BULBURY LANE Sherford River 45 692h 42m -
Wessex Water WIMBORNE BROOK ROAD STORM TANK River Stour 40 563h 32m 255 h
Wessex Water CORFE MULLEN DORCHESTER ROAD STORM TANK River Stour 41 489h 12m -
Wessex Water LYTCHETT MINSTER LYTCHETT BAY STORM TANK Lytchett Bay 32 385h 37m -
Wessex Water WIMBORNE HAYES LANE COLEHILL River Stour 29 172h 44m -
Wessex Water HOLT POND HEAD STORM TANK Uddens Water 15 96h 40m -
Wessex Water UPTON MOORLANDS WAY Lytchett Bay 20 85h 2m -
Wessex Water GAUNTS COMMON STORM TANK Uddens Water 19 72h 34m -
Wessex Water WAREHAM KEYSWORTH DRIVE STORM TANK Tidal River Piddle 20 58h 54m -
Wessex Water CORFE MULLEN RUSHCOMBE BOTTOM Rushcombe Stream 17 57h 44m -
Wessex Water STOBOROUGH KINGS ARMS River Frome 18 52h 47m -
Wessex Water CANFORD MAGNA CANFORD MAIN River Stour 6 43h 14m -
Wessex Water POOLE WOOD LANE Freshwater 14 43h 3m -
Wessex Water Unknown Unknown 7 41h 22m -
Wessex Water CORFE MULLEN PARDYS HILL River Stour 10 40h 19m -
Wessex Water WAREHAM NORTH BRIDGE Unknown 5 37h 51m -
Wessex Water HOLTON HEATH HOLTON HEATH SEWAGE PUMPING STATION Poole Harbour 8 36h 47m -
Wessex Water WAREHAM SOUTH EAST River Frome 10 25h 22m -
Wessex Water WIMBORNE BROOK ROAD NO X River Stour 6 23h 36m -
Wessex Water WIMBORNE PILFORD HEATH Uddens Water 8 21h 50m -
Wessex Water POOLE FAIRVIEW ROAD River Stour 7 14h 40m -
Wessex Water STOBOROUGH RIDGE River Frome 4 12h 53m -
Wessex Water WAREHAM ABBOTTS QUAY River Frome 8 10h 50m -
Wessex Water WAREHAM WEST MILL CRESCENT River Piddle 1 4h 22m -
Wessex Water POOLE MAGNA ROAD Knighton Stream 2 3h 22m -
Wessex Water WAREHAM SANDFORD LANE River Piddle 2 2h 56m -
Wessex Water LYTCHETT MATRAVERS GLEBE ROAD Sherford River 1 0h 27m -
Wessex Water WAREHAM SOUTH EAST River Frome 0 0h -
Wessex Water Unknown Unknown 0 0h 4 h
Wessex Water POOLE MAGNA ROAD Knighton Stream 0 0h -
Wessex Water POOLE CANFORD HEATH ROAD Hatch Pond Stream 0 0h -
Wessex Water STOBOROUGH RIDGE River Frome 0 0h -
Wessex Water POOLE CANFORD HEATH ROAD Hatch Pond Stream 0 0h 441 h
Wessex Water Unknown Unknown 0 0h 2 h
Wessex Water MORDEN COCK AND BOTTLE Sherford River 0 0h 17 h
Wessex Water WAREHAM WEST MILL CRESCENT River Piddle 0 0h -
Wessex Water WAREHAM KEYSWORTH DRIVE STORM TANK Tidal River Piddle 0 0h -
Wessex Water WIMBORNE BROOK ROAD STORM TANK River Stour 0 0h -
Wessex Water CORFE MULLEN RUSHCOMBE BOTTOM Rushcombe Stream 0 0h -
Wessex Water WAREHAM NORTH BRIDGE Unknown 0 0h -
Wessex Water WIMBORNE PILFORD HEATH Uddens Water 0 0h -
Wessex Water CANFORD MAGNA CANFORD MAIN River Stour 0 0h -
Wessex Water CORFE MULLEN DORCHESTER ROAD STORM TANK River Stour 0 0h -
Wessex Water WAREHAM SANDFORD LANE River Piddle 0 0h -
Wessex Water BLACKHEATH STORM TANK Sherford River 0 0h -
Wessex Water LYTCHETT MINSTER LYTCHETT BAY STORM TANK Lytchett Bay 0 0h -
Wessex Water WAREHAM ABBOTTS QUAY River Frome 0 0h -
Wessex Water WIMBORNE POOLE ROAD River Allen 0 0h 2 h
Wessex Water LYTCHETT MATRAVERS GLEBE ROAD Sherford River 0 0h -
Wessex Water STOBOROUGH KINGS ARMS River Frome 0 0h -
Wessex Water UPTON MOORLANDS WAY Lytchett Bay 0 0h -
Wessex Water HOLTON HEATH HOLTON HEATH SEWAGE PUMPING STATION Poole Harbour 0 0h -
Wessex Water UPTON FRENCHS FARM Sherford River 0 0h -
Wessex Water LYTCHETT MATRAVERS BULBURY LANE Sherford River 0 0h -
Wessex Water POOLE WOOD LANE Freshwater 0 0h -
Wessex Water WIMBORNE BROOK ROAD NO X River Stour 0 0h -
Wessex Water WIMBORNE HAYES LANE COLEHILL River Stour 0 0h -
Wessex Water WIMBORNE POOLE ROAD River Allen 0 0h -
Wessex Water BLACKHEATH STORM TANK Sherford River 0 0h 7 h
Wessex Water HOLT POND HEAD STORM TANK Uddens Water 0 0h -
Wessex Water POOLE FAIRVIEW ROAD River Stour 0 0h -
Wessex Water CORFE MULLEN PARDYS HILL River Stour 0 0h -
Wessex Water GAUNTS COMMON STORM TANK Uddens Water 0 0h -
Wessex Water Unknown Unknown 0 0h 3 h

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.