River Avon polluted by sewage 5,221 times in 2024 - lasting 39,065 hours

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
Totals for River Avon in 2024
138 Sites polluted by Wessex Water
5,221 sewage dumps
39,065 h duration
That's 4.52 years! On average 14.3 times a day
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Constituencies along River Avon

Pollution Summary 2024

Here are all the reported sewage overflow totals for River Avon in 2024. Sometimes sewage can be being dumped for months at a time.

These numbers are very slightly different from the Rivers page. We're working on it.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Wessex Water River Avon SPANIEL'S BRIDGE PUMPING STATION 192 4,371 100
Wessex Water River Avon TETBURY WASTE WATER TREATMENT WORKS 186 2,698 100
Wessex Water River Avon SALISBURY (PETERSFINGER) 123 2,563 100
Wessex Water River Avon MELKSHAM WWTW 135 2,004 99.7
Wessex Water River Avon DIDMARTON WATER RECYCLING CENTRE 84 1,768 99.6
Wessex Water River Avon BATH (SALTFORD) WRC 98 1,549 99.8
Wessex Water River Avon CHIPPENHAM WATER RECYCLING CENTRE 91 1,291 99.95
Wessex Water River Avon FORDINGBRIDGE CSO 92 1,118 95.4
Wessex Water River Avon MALMESBURY WWTW 80 983 99.7
Wessex Water River Avon KEYNSHAM WASTEWATER TREATMENT WORKS 75 969 100
Wessex Water River Avon KINGTON LANGLEY PUMPING STATION 64 916 100
Wessex Water River Avon GREAT SOMERFORD WWTW 95 819 100
Wessex Water River Avon NOAH'S ARK PUMPING STATION 49 745 100
Wessex Water River Avon LONDON ROAD BUS DEPOT CSO 66 725 97.3
Wessex Water River Avon WINDSOR COURT CSO 45 657 100
Wessex Water River Avon PEWSEY WASTEWATER TREATMENT WORKS 96 620 100
Wessex Water River Avon THE STAR PUMPING STATION 82 595 100
Wessex Water River Avon WILLSBRIDGE COMBINED SEWER OVERFLOW 79 591 100
Wessex Water River Avon BROAD QUAY CSO 55 498 99.5
Wessex Water River Avon CHRISTCHURCH SEWAGE TREATMENT WORKS 35 470 100
Wessex Water River Avon MIDLAND ROAD PUMPING STATION 47 444 100
Wessex Water River Avon WESTON LOCK RETAIL PARK 38 439 100
Wessex Water River Avon RECREATION GROUND CSO 87 425 99.7
Wessex Water River Avon BRASSMILL LANE (EAST) CSO 48 408 99.5
Wessex Water River Avon LOWER BRISTOL ROAD 58 395 99.3
Wessex Water River Avon ALL CANNINGS PS 29 390 94.3
Wessex Water River Avon ROSSITER ROAD CSO 36 389 94.3
Wessex Water River Avon GREEN PARK SYPHON INLET CSO 35 366 98.1
Wessex Water River Avon PARADE GARDENS STORM OVERFLOW 34 362 99.6
Wessex Water River Avon SOUTH PARADE CSO 41 351 100
Wessex Water River Avon NORTH NEWNTON PUMPING STATION 24 338 100
Wessex Water River Avon OPPOSITE NO 1, SPRING GARDENS ROAD 32 325 94.6
Wessex Water River Avon MILL LANE COMBINED SEWER OVERFLOW 41 315 91.6
Wessex Water River Avon WESTMEAD PUMPING STATION 24 298 97
Wessex Water River Avon PLIMSOLL STATUE CSO 45 293 100
Wessex Water River Avon ST JOHNS STREET PUMPING STATION 65 283 100
Wessex Water River Avon BRADFORD ON AVON WWTW 29 282 100
Wessex Water River Avon POUND LANE CSO 54 275 99.8
Wessex Water River Avon WINSLEY WASTEWATER TREATMENT WORKS 21 262 99.7
Wessex Water River Avon WILCOT PUMPING STATION 25 261 99.1
Wessex Water River Avon OSTLING LANE CSO 68 251 99.6
Wessex Water River Avon TOWPATH COMBINED SEWER OVERFLOW 48 242 100
Wessex Water River Avon SILVER STREET CSO 24 236 94
Wessex Water River Avon CHATHAM ROW CSO 60 222 99.2
Wessex Water River Avon ROCKCLIFFE ROAD CSO 44 215 99.3
Wessex Water River Avon STATION ROAD CSO 29 213 98.9
Wessex Water River Avon WEST TOWN ROAD PUMPING STATION 76 202 99.9
Wessex Water River Avon SEMINGTON ROAD CSO 41 197 100
Wessex Water River Avon RAF HULLAVINGTON PS 16 191 96.7
Wessex Water River Avon SCOUT SITE COMBINED SEWER OVERFLOW 18 183 93.9
Wessex Water River Avon HIGH STREET PUMPING STATION 18 179 100
Wessex Water River Avon BARTON FARM CSO 16 176 98.9
Wessex Water River Avon CSO O/S 29 HIGH STREET 63 167 99.9
Wessex Water River Avon ASHTON AVENUE PUMPING STATION 45 166 100
Wessex Water River Avon WESTBURY ON TRYM STORM OVERFLOW 49 165 99.9
Wessex Water River Avon POLLY BARNES HILL CSO 69 154 100
Wessex Water River Avon LADYMEAD HOUSE CSO 49 139 99.3
Wessex Water River Avon THE HAMS PUMPING STATION 103 122 99.8
Wessex Water River Avon MARKET STREET CSO 64 108 100
Wessex Water River Avon HILLBURN ROAD CSO 52 106 92.4
Wessex Water River Avon WEST TOWN ROAD PUMPING STATION 28 105 100
Wessex Water River Avon ENTRY HILL GARDENS CSO 67 101 99.5
Wessex Water River Avon MONKTON PARK OFFICES CSO 19 96 99.5
Wessex Water River Avon ST JOHNS SCHOOL CSO 42 94 100
Wessex Water River Avon WOOLLEY STREET CSO 38 91 99.4
Wessex Water River Avon WALCOT TERRACE CSO 29 90 99.5
Wessex Water River Avon AVON ROAD PUMPING STATION 33 89 92.7
Wessex Water River Avon PATNEY WEIR PUMPING STATION 13 82 99.9
Wessex Water River Avon MOORLAND ROAD CSO 49 78 99
Wessex Water River Avon LOWER BRISTOL ROAD 12 78 100
Wessex Water River Avon AVONMOUTH WAY COMBINED SEWER OF 18 73 86.3
Wessex Water River Avon ENGLISHCOMBE LANE CSO 55 70 92.5
Wessex Water River Avon CATTLE MARKET 25 70 99.7
Wessex Water River Avon HORTON HOUSE CSO 33 69 99.1
Wessex Water River Avon FEEDER ROAD COMBINED SEWER OVERFLOW 22 66 99.4
Wessex Water River Avon COMMERCIAL ROAD CSO 26 66 100
Wessex Water River Avon HARPERS LANE CSO 16 65 92.3
Wessex Water River Avon WALCOT STREET COMBINED SEWER OF 16 64 99.7
Wessex Water River Avon ALDRIDGES CSO 33 63 97
Wessex Water River Avon NEWBRIDGE ROAD CSO 54 61 99.9
Wessex Water River Avon WIDCOMBE BAPTIST CHURCH CSO 44 59 99.4
Wessex Water River Avon UPPER BRISTOL ROAD CSO 57 57 99.9
Wessex Water River Avon ROCKCLIFFE AVENUE CSO 6 55 99.1
Wessex Water River Avon ST GEORGES PARK 1 CSO 39 53 100
Wessex Water River Avon BATH ROAD CSO 39 50 99.8
Wessex Water River Avon BROAD QUAY CSO 16 49 99.4
Wessex Water River Avon LOWER HANHAM ROAD CSO 40 43 93.5
Wessex Water River Avon PARK ROAD COMBINED SEWER OVERFLOW 36 41 99.1
Wessex Water River Avon GRAND PARADE CSO 5 40 99.1
Wessex Water River Avon WHITEWAY ROAD COMBINED SEWER OF 43 36 99.6
Wessex Water River Avon CATTLE MARKET ROAD SIPHON CSO 15 33 100
Wessex Water River Avon CANAL TERRACE CSO 36 31 99.5
Wessex Water River Avon COTHAM BROW CSO 54 28 100
Wessex Water River Avon WELLSWAY COMBINED SEWER OVERFLOW 46 28 93.4
Wessex Water River Avon BEECHWOOD AVENUE CSO 32 25 99.8
Wessex Water River Avon LAWNWOOD COMBINED SEWER OVERFLOW 29 23 99.8
Wessex Water River Avon QUEEN STREET CSO 39 21 99.1
Wessex Water River Avon GROVE STREET CSO 3 20 99.2
Wessex Water River Avon PARLIAMENT ROW CSO 20 18 99.7
Wessex Water River Avon VICTOR STREET COMBINED SEWER OVERFL 16 17 98.9
Wessex Water River Avon THE TARTERS CSO 39 16 99.1
Wessex Water River Avon ANSTEY'S RD CSO 22 16 100
Wessex Water River Avon BRIDGE VALLEY ROAD CSO 26 15 99.3
Wessex Water River Avon BURTON HILL PS 4 14 99.5
Wessex Water River Avon BATH ROAD TRADING ESTATE CSO 17 14 99.4
Wessex Water River Avon MARY STREET COMBINED SEWER OVERFLOW 2 13 86.7
Wessex Water River Avon SWAN PUMPING STATION 15 13 100
Wessex Water River Avon FUNERAL DIRECTORS CSO 26 12 99.2
Wessex Water River Avon BATHEASTON GARDENS CSO 5 12 99.5
Wessex Water River Avon 11 ST JOHN'S ROAD CSO 7 10 99.4
Wessex Water River Avon CENTRAL TRADING ESTATE PS 12 9 100
Wessex Water River Avon RUSH HILL CSO 31 9 99.4
Wessex Water River Avon LOWER CONHAM VALE CSO 27 7 99.3
Wessex Water River Avon WEIRSIDE COURT CSO 14 7 99.1
Wessex Water River Avon SALISBURY ROAD PUMPING STATION 1 7 99.9
Wessex Water River Avon CLEVELAND BRIDGE CSO 16 7 83.4
Wessex Water River Avon BROOK ROAD COMBINED SEWER OVERFLOW 20 6 99.2
Wessex Water River Avon ST JOHN'S ROAD CSO 1 4 69.7
Wessex Water River Avon ASHLEY DOWN ROAD ALLOTMENTS CSO 9 3 99.3
Wessex Water River Avon WOOD LANE CSO 10 3 99.6
Wessex Water River Avon CHARTER ROAD CSO 2 3 99.6
Wessex Water River Avon NEW QUEEN STREET COMBINED SEWER OF 11 2 96.9
Wessex Water River Avon WHITBY ROAD EMBANKMENT PS 3 2 100
Wessex Water River Avon CENTRAL TRADING ESTATE CSO 11 2 99.3
Wessex Water River Avon HUNGERFORD ROAD CSO 11 2 99.6
Wessex Water River Avon SPEEDWELL ROAD COMBINED SEWER OF 7 2 96.7
Wessex Water River Avon FOOTSHILL ROAD CSO 7 1 94.2
Wessex Water River Avon LYMORE GARDENS CSO 2 1 99.6
Wessex Water River Avon WELLSWAY 8 1 99.2
Wessex Water River Avon WATLING WAY COMBINED SEWER OVERFLOW 7 1 87
Wessex Water River Avon STATION ROAD CSO 4 0 100
Wessex Water River Avon LOOP ROAD CSO 3 0 98.1
Wessex Water River Avon LAMPLIGHTERS SEWAGE PUMPING STATION 1 0 98.9
Wessex Water River Avon CSO ADJACENT TO 22-23 HAZEL GROVE 4 0 99.4
Wessex Water River Avon SOMERVILLE ROAD CSO 2 0 77.6
Wessex Water River Avon HOLMES HILL ROAD CSO 2 0 99.1
Wessex Water River Avon BRASSMILL LANE CSO 1 0 99.4
Wessex Water River Avon RUSH HILL 1 0 99.2
Wessex Water River Avon SOUTHDOWN ROAD CSO 0 0 99.1
Wessex Water River Avon REAR OF 34 WELLSWAY 0 0 100
Wessex Water River Avon 29 LYPPIATT ROAD CSO 0 0 99.6
Wessex Water River Avon OUTSIDE 8 SIDCOT 0 0 99.1
Wessex Water River Avon BROOK ROAD CSO 0 0 99.4
Wessex Water River Avon HANHAM HIGH STREET CSO 0 0 99
Wessex Water River Avon CHURCHILL GDNS SSO 0 0 99.3
Wessex Water River Avon SPRINGFIELDS PUMPING STATION 0 0 100
Wessex Water River Avon CHURCH ROAD PUMPING STATION 0 0 99.5
Wessex Water River Avon FLOWER LANE 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, and Scottish Water

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.

This project is not associated, approved or endorsed by any of the companies whose logos you see here.

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