South Dorset polluted by sewage 580 times in 2022 - lasting 1,260 hours

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Contains OS Data © Crown copyright & database right 2021-2022
© Top of the Poops 2021-2023
✔ means we have experimental daily data for 2023
Totals for South Dorset in 2022
49 Sites polluted by Wessex Water
580 sewage dumps
1,260 h duration
That's 1.75 months. On average 1.6 times a day

Pollution Summary 2022

Here are all the reported sewage overflow totals for South Dorset in 2022. Sometimes sewage can be being dumped for months at a time.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Wessex Water Unknown WEYMOUTH SEWAGE TREATMENT WORKS 59 343 99.9
Wessex Water Corfe River CORFE CASTLE STW 22 199 99.8
Wessex Water River Frome MORRIS ROAD PUMPING STATION 30 166 99.9
Wessex Water River Frome KINGS ARMS PS, STOBOROUGH 13 57 100
Wessex Water Stream At Winspit Botttom WORTH MATRAVERS WWTW 21 51 100
Wessex Water English Channel PORTLAND BILL STORM OVERFLOW 38 48 100
Wessex Water River Frome STATION ROAD CSO 12 44 100
Wessex Water Swanage Bay SWANAGE TUNNEL 15 33 100
Wessex Water Radipole Lake ROMAN ROAD COMBINED SEWER OVERFLOW 37 25 100
Wessex Water Weymouth Harbour LONGCROFT ROAD CSO 2 24 70.6
Wessex Water Weymouth Harbour Via Sws RODWELL AVENUE CSO 40 24 100
Wessex Water Unnamed Stream To Durlston Bay DURLSTON ROAD PS 33 23 94.7
Wessex Water River Wey CHAFEY'S LAKE CSO 10 22 100
Wessex Water River Win EAST CHALDON PUMPING STATION 2 21 100
Wessex Water Corfe River GLEBE FARM PUMPING STATION 6 19 99.9
Wessex Water Little Sea WADMORE LANE PUMPING STATION 11 19 99.7
Wessex Water To Studland Bay WATERY LANE PUMPING STATION 9 11 99.6
Wessex Water River Frome DUNCAN CRESCENT PUMPING STATION 7 11 100
Wessex Water River Frome LYTCHETT LANE PUMPING STATION 3 10 100
Wessex Water Freshwater Bay SOUTHWELL PS 10 9 100
Wessex Water Ulwell Stream NEW SWANAGE ATTENUATION TANK 12 8 98.5
Wessex Water Weymouth Harbour CHICKERELL ROAD CSO 27 7 100
Wessex Water Corfe River STUDLAND ROAD PUMPING STATION 8 7 100
Wessex Water Weymouth Harbour ADMIRAL HARDY CSO 6 7 100
Wessex Water Weymouth Harbour THE MARSH COMBINED SEWER OVERFLOW 6 7 99.9
Wessex Water River Frome STOBOROUGH RIDGE PUMPING STATION 1 6 99.9
Wessex Water Corfe River RED LANE PUMPING STATION 5 6 100
Wessex Water River Frome RAILWAY COTTAGES PUMPING STATION 8 5 99.4
Wessex Water Corfe River CHURCH KNOWLE ANIMAL SANCTUARY PS 5 4 94.7
Wessex Water English Channel LULWORTH BEACH PUMPING STATION 8 4 95.9
Wessex Water English Channel OSMINGTON BAY HOLIDAY CENTRE PS 3 3 100
Wessex Water Groundwater Via Infilt System WESTON STREET COMBINED SEWER OF 8 2 89.2
Wessex Water West Bay HIGH STREET CSO 16 2 100
Wessex Water Weymouth Bay MELCOMBE AVENUE CSO 13 2 100
Wessex Water River Win BLACKNOLL 15 2 100
Wessex Water Weymouth Harbour CHICKERELL BOYS CLUB CSO 13 2 100
Wessex Water English Channel WEST LULWORTH PUMPING STATION 2 2 99.7
Wessex Water River Piddle BRIANTSPUDDLE SEWAGE 2 2 100
Wessex Water Radipole Lake Via Sws CORONATION CRESCENT CSO 10 1 100
Wessex Water Portland Harbour REAR DONCASTER ROAD 6 1 100
Wessex Water Radipole Lake Via Sws ULLSWATER CRESCENT CSO 8 1 99.9
Wessex Water Studland Bay COOMBE PUMPING STATION 2 0 99.6
Wessex Water Portland Harbour VICTORIA SQUARE PORTLAND 6 0 100
Wessex Water Lyme Bay PORTLAND RAILWAY GRAVITY SEWER 3 0 100
Wessex Water River Swan HERSTON CROSS ATTENUATION TANK CSO 2 0 69.9
Wessex Water Weymouth Harbour WESTON ROAD CSO 2 0 100
Wessex Water Weymouth Harbour SPRING ROAD COMBINED SEWER OVERFLOW 1 0 100
Wessex Water Weymouth Harbour Via Sws MARLOW ROAD COMBINED SEWER OVERFLOW 1 0 100
Wessex Water Portland Harbour CASTLE COVE PUMPING STATION 1 0 100
Wessex Water Portland Harbour HILLCREST ROAD PUMPIMG STATION 0 0 92.7
Wessex Water River Win EAST BURTON CROSS ROAD PS 0 0 100
Wessex Water River Frome BOVINGTON TERMINAL PUMPING STATION 0 0 100
Wessex Water Radipole Lake GRASMERE ROAD CSO 0 0 99.9
Wessex Water Unnamed Stream HARMAN'S CROSS PUMPING STATION 0 0 0
Wessex Water River Frome EAST KNIGHTON PUMPING STATION 0 0 99.9
Wessex Water Unnamed Stream RINGSTEAD STW 0 0 100
Wessex Water Fleet FERRYBRIDGE PS 0 0 100
Wessex Water Radipole Lake Via Sws SPA ROAD COMBINED SEWER OVERFLOW 0 0 100
Wessex Water Weymouth Harbour WARDCLIFFE ROAD CSO 0 0 100
Wessex Water Ground PENNSYLVANIA ROAD PS 0 0 100
Wessex Water Weymouth Harbour NEWSTEAD ROAD PUMPING STATION 0 0 0
Wessex Water River Piddle AFFPUDDLE PUMPING STATION 0 0 100
Wessex Water Weymouth Bay CRANFORD AVENUE CSO 0 0 79.1
Wessex Water Weymouth Harbour RADIPOLE LAKE PUMPING STATION 0 0 100
Wessex Water Weymouth Harbour Via Sws SPRING LANE CSO 0 0 100
Wessex Water English Channel HIGH ST/SEYMOUR ROAD 0 0 0
Wessex Water Corfe River HALVES COTTAGE PUMPING STATION 0 0 100

Data Sources & Accuracy

EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales

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.

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