North Dorset - Live Sewage

Polluted by sewage 16,373 hours in 2026 - That's 1.9 years , monitoring offline 253 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 North Dorset 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 North Dorset in 2026

Sewage16,373 hours
Monitoring offline253 hours
Potential pollution0 hours
Storm overflows90

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Daily Data

Jan - 6,798 hours , 1 offline
Feb - 7,973 hours
Mar - 1,297 hours
Apr - 8 hours , 35 offline
May - 1 hours , 10 offline
Jun - 0 hours
Jul - 0 hours
Aug - 3 hours , 204 offline
Sept - 18 hours , 1 offline
Oct - 271 hours
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Wessex Water HAZELBURY BRYAN STORM TANK River Lydden 61 1,387h 3m -
Wessex Water IWERNE MINSTER STORM TANK River Iwerne 58 1,254h 48m -
Wessex Water MARNHULL COMMON STORM TANK River Stour 60 1,247h 46m -
Wessex Water MAPPOWDER INLET River Lydden 52 1,146h 9m -
Wessex Water CRANBORNE HIGHER HOLWELL STORM TANK River Crane 50 1,022h -
Wessex Water MILBORNE ST ANDREW STORM TANK Bere Stream 42 973h 7m -
Wessex Water STALBRIDGE Bibbern Brook 46 745h -
Wessex Water STOURTON CAUNDLE STORM TANK Caundle Brook 38 740h 57m -
Wessex Water SHILLINGSTONE STORM TANK Stour 46 703h 13m -
Wessex Water SHROTON River Iwerne 33 696h 4m -
Wessex Water TARRANT CRAWFORD STORM TANK Stour 34 676h 44m -
Wessex Water DURWESTON WATER LANE River Stour 31 642h 21m -
Wessex Water VERWOOD POTTERNE WAY River Crane 41 597h 37m -
Wessex Water BOURTON SILTON STORM TANK River Stour 40 546h 48m -
Wessex Water STURMINSTER NEWTON OPP RIXON CLOSE STORM TANK River Stour 31 534h 51m -
Wessex Water MARNHULL SODOM LANE Chivricks Brook 36 527h 9m -
Wessex Water GILLINGHAM COMMON MEAD LANE STORM TANK River Stour 40 443h 51m -
Wessex Water LYDLINCH INLET River Lydden 51 405h 8m -
Wessex Water STURMINSTER NEWTON BULL INN River Stour 25 328h 26m -
Wessex Water SHAFTESBURY LONG CROSS Key Brook To R Stour 42 312h 6m -
Wessex Water KINGS STAG STORM TANK River Lydden 28 231h 16m -
Wessex Water GILLINGHAM BUCKINGHAM ROAD River Stour 31 190h 21m -
Wessex Water MOTCOMBE TANK (PUMPED) River Lodden 22 181h 13m -
Wessex Water BLANDFORD LANGTON ROAD (BLANDFORD NO X) River Stour 13 138h 36m -
Wessex Water STURMINSTER NEWTON OPP RIXON CLOSE INLET River Stour 16 138h 8m -
Wessex Water Unknown Unknown 16 118h 34m -
Wessex Water STURMINSTER NEWTON THE BRIDGE River Stour 19 117h 12m -
Wessex Water Unknown Unknown 8 82h 19m -
Wessex Water PUDDLETOWN PIDDLEHINTON ROAD Unknown 4 48h 22m 1 h
Wessex Water GILLINGHAM QUEEN STREET Shreen Water 11 44h 2m -
Wessex Water SHAFTESBURY GEARS MILL STORM TANK Stirchell Brook 13 36h 30m -
Wessex Water MARNHULL REED BEDS STORM TANK River Stour 9 34h 48m -
Wessex Water STOUR ROW Key Brook 4 24h 16m -
Wessex Water SUTTON WALDRON Fontmell Brook 3 12h 24m -
Wessex Water Unknown Unknown 1 9h 49m -
Wessex Water SHILLINGSTONE HAYWARDS BRIDGE Cookwell Brook 2 8h 6m 36 h
Wessex Water SHAFTESBURY GEARS MILL INLET Stirchell Brook 10 8h 4m -
Wessex Water CHILD OKEFORD GOLD HILL River Stour 1 7h 10m -
Wessex Water HINTON ST MARY INLET Chivericks Brook 2 5h 18m -
Wessex Water SHAFTESBURY HOLLYROOD FARM Stirchell Brook 7 3h 34m -
Wessex Water GILLINGHAM BRICKYARD LANE River Stour 1 1h 39m -
Wessex Water SHAFTESBURY NEW ROAD/ WOOLANDS LANE Fern Brook 0 0h -
Wessex Water HAZELBURY BRYAN STORM TANK River Lydden 0 0h -
Wessex Water SHILLINGSTONE STORM TANK Stour 0 0h -
Wessex Water VERWOOD ACACIA AVENUE Ebblake Stream Via Sws 0 0h -
Wessex Water SHROTON River Iwerne 0 0h -
Wessex Water MARNHULL REED BEDS STORM TANK River Stour 0 0h -
Wessex Water STURMINSTER NEWTON OPP RIXON CLOSE INLET River Stour 0 0h -
Wessex Water BLANDFORD ST MARY BOURNEMOUTH ROAD River Stour 0 0h -
Wessex Water MAPPOWDER INLET River Lydden 0 0h -
Wessex Water SUTTON WALDRON Fontmell Brook 0 0h -
Wessex Water STURMINSTER NEWTON THE BRIDGE River Stour 0 0h -
Wessex Water GILLINGHAM BUCKINGHAM ROAD River Stour 0 0h -
Wessex Water SHAFTESBURY GEARS MILL STORM TANK Stirchell Brook 0 0h -
Wessex Water DURWESTON WATER LANE River Stour 0 0h -
Wessex Water VERWOOD ACACIA AVENUE Ebblake Stream Via Sws 0 0h 188 h
Wessex Water MILBORNE ST ANDREW STORM TANK Bere Stream 0 0h -
Wessex Water MOTCOMBE TANK (PUMPED) River Lodden 0 0h -
Wessex Water SHAFTESBURY NEW ROAD/ WOOLANDS LANE Fern Brook 0 0h -
Wessex Water Unknown Unknown 0 0h 4 h
Wessex Water TARRANT CRAWFORD STORM TANK Stour 0 0h -
Wessex Water CHILD OKEFORD GOLD HILL River Stour 0 0h -
Wessex Water MILBORNE ST ANDREW MANOR FARM Bere Stream 0 0h -
Wessex Water GILLINGHAM BRICKYARD LANE River Stour 0 0h -
Wessex Water STURMINSTER NEWTON BULL INN River Stour 0 0h -
Wessex Water MARNHULL SODOM LANE Chivricks Brook 0 0h -
Wessex Water KINGS STAG STORM TANK River Lydden 0 0h -
Wessex Water HINTON ST MARY INLET Chivericks Brook 0 0h -
Wessex Water BLANDFORD ST MARY BOURNEMOUTH ROAD River Stour 0 0h 13 h
Wessex Water MARNHULL COMMON STORM TANK River Stour 0 0h -
Wessex Water GILLINGHAM QUEEN STREET Shreen Water 0 0h -
Wessex Water STALBRIDGE Bibbern Brook 0 0h -
Wessex Water SHAFTESBURY GEARS MILL INLET Stirchell Brook 0 0h -
Wessex Water MILBORNE ST ANDREW MANOR FARM Bere Stream 0 0h -
Wessex Water SHAFTESBURY LONG CROSS Key Brook To R Stour 0 0h -
Wessex Water VERWOOD POTTERNE WAY River Crane 0 0h -
Wessex Water STOURTON CAUNDLE STORM TANK Caundle Brook 0 0h -
Wessex Water STURMINSTER NEWTON OPP RIXON CLOSE STORM TANK River Stour 0 0h -
Wessex Water SPETISBURY CRAWFORD BRIDGE River Stour 0 0h -
Wessex Water LYDLINCH INLET River Lydden 0 0h -
Wessex Water BLANDFORD LANGTON ROAD (BLANDFORD NO X) River Stour 0 0h -
Wessex Water PUDDLETOWN PIDDLEHINTON ROAD Unknown 0 0h -
Wessex Water IWERNE MINSTER STORM TANK River Iwerne 0 0h -
Wessex Water BOURTON SILTON STORM TANK River Stour 0 0h -
Wessex Water SPETISBURY CRAWFORD BRIDGE River Stour 0 0h 9 h
Wessex Water SHILLINGSTONE HAYWARDS BRIDGE Cookwell Brook 0 0h -
Wessex Water GILLINGHAM COMMON MEAD LANE STORM TANK River Stour 0 0h -
Wessex Water SHAFTESBURY HOLLYROOD FARM Stirchell Brook 0 0h -
Wessex Water CRANBORNE HIGHER HOLWELL STORM TANK River Crane 0 0h -
Wessex Water STOUR ROW Key Brook 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.