Storm overflow register · 2025 annual return

South West Water storm overflows, 2025

South West Water reported 1,365 storm overflows in England for 2025. Together they recorded 46,164 spills over 407,006 hours, an average of 33.8 spills per overflow against 20.4 across England. That ranks 10 of 10 companies, where 1 is the fewest spills per overflow. Counting the same overflows in both years, spills were down 18% on 2024.

178 overflows did not spill · 275 spilled more than 60 times · 1,313 had monitors working for 90% of the year or more · 334 sewage treatment works with overflows

Hours spilling by month, 2025

Hours spilling, all South West Water overflows, from the start/stop records. Spills running across a month end are split between the months.

All South West Water storm overflows

Sorted by hours spilling. Open an overflow for its permit, location, reasons for high spills and improvement status.

Overflow	Discharges to	Spills 2025	Hours 2025	Spills vs 2024	Monitor uptime
Plymouth Road CSO Overflow on sewer network Company site name PLYMOUTH RD_CSO_TAVISTOCK EA ID / permit SBB00947 · 301886 Outlet location SX47837396 (OS grid reference) · View on Apple Maps WFD catchment Lower River Tavy (GB108047007840) 2024 spills / hours 2 / 1.0 Long-term average 3.9 spills a year (monitored since 2017) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 2.4 hours spilling →	River Tavy via SWS	5	2.4	up 150%	100%
Fire Station CSO Overflow on sewer network Company site name FIRST AV (FIRE STATION)_CSO_TEIGNMOUTH EA ID / permit SBB00452 · 203088 Outlet location SX93287330 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Teign Estuary 2024 spills / hours 2 / 1.2 Long-term average 3.8 spills a year Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 2.2 hours spilling →	Bitton Brook (S)	4	2.2	up 100%	100%
Courtwood Road Pscso/EO Storm discharge at pumping station Company site name COURTWOOD SPS_PSCSOEO_NEWTON FERRERS EA ID / permit SBB00314 · 302462 Outlet location SX53934831 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Yealm 2024 spills / hours 6 / 3.6 Long-term average 2.7 spills a year Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 2.2 hours spilling →	River Yealm Estuary (E)	4	2.2	down 33%	100%
Ilsham Road CSO Overflow on sewer network Company site name ILSHAM RD_CSO_TORQUAY EA ID / permit SBB00607 · 200228 Outlet location SX93756391 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Meadfoot 2024 spills / hours 1 / 0.1 Long-term average 1.0 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 2.2 hours spilling →	(S) Ilsham Valley Stream	5	2.2	up 400%	100%
Turlake SPS Storm discharge at pumping station Company site name TURLAKE SPS_PSCSOEO_EXETER EA ID / permit SBB01289 · 202177 Outlet location SX90499610 (OS grid reference) · View on Apple Maps WFD catchment Lower Creedy (GB108045009070) 2024 spills / hours 4 / 3.2 Long-term average 5.3 spills a year (monitored since 2022) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 2.2 hours spilling →	Trib of R Exe	2	2.2	down 50%	100%
Denham Close CSO Overflow on sewer network Company site name R/O 9 DENHAM CLOSE_CSO_PLYMOUTH EA ID / permit SBB00360 · 301724 Outlet location SX47345880 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 0 / 0.0 Long-term average 3.0 spills a year (monitored since 2016) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 2.2 hours spilling →	Honicknowle Stream	2	2.2	up from 0	100%
St Georges Road (Rear of NO16) CSO Overflow on sewer network Company site name ST GEORGES ROAD_CSO_TRURO EA ID / permit SBB01133 · 302674 Outlet location SW82174493 (OS grid reference) · View on Apple Maps WFD catchment Kenwyn (GB108048002340) Shellfish water Fal Estuary 2024 spills / hours 1 / 0.3 Long-term average 0.9 spills a year Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 2.1 hours spilling →	River Kenwyn(S)	8	2.1	up 700%	100%
Winston Lane CSO Overflow on sewer network Company site name WINSTON LN_CSO_BRIXTON EA ID / permit SBB01372 · 302463 Outlet location SX55595188 (OS grid reference) · View on Apple Maps WFD catchment Silverbridge Lake (GB108047004000) Shellfish water Yealm 2024 spills / hours 14 / 4.0 Long-term average 11.5 spills a year (monitored since 2015) Investigation UWWTR investigation completed Improvement No improvement action in reporting period Volume & pollution Estimate from 2.1 hours spilling →	Trib of Silverbridge Lake(S)	9	2.1	down 36%	100%
Goodleigh WwTW Inlet overflow at sewage works Sewage works Goodleigh Company site name GOODLEIGH STW_SO_GOODLEIGH EA ID / permit SBB00498 · 200356 Outlet location SS59823394 (OS grid reference) · View on Apple Maps WFD catchment Coney Gut (GB108050019980) 2024 spills / hours 8 / 2.5 Long-term average 14.1 spills a year (monitored since 2017) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 2.0 hours spilling →	Goodleigh Stream	8	2.0	no change	100%
Well Street CSO Overflow on sewer network Company site name WELL ST_CSO_EXETER EA ID / permit SBB01328 · 201371 Outlet location SX91479250 (OS grid reference) · View on Apple Maps WFD catchment Exe (Creedy to Estuary) (GB108045009040) Shellfish water Exe Estuary 2024 spills / hours 22 / 22 Long-term average 32.3 spills a year (monitored since 2017) Investigation UWWTR investigation ongoing Improvement No improvement action in reporting period Volume & pollution Estimate from 2.0 hours spilling →	Higher Leat via Sw Sewer	10	2.0	down 55%	100%
Buckland St Mary STW Inlet overflow at sewage works Sewage works Buckland St Mary Company site name BUCKLAND ST MARY STW_SO_BUCKLAND ST MARY EA ID / permit SBB00182 · NRA-SW-2517 Outlet location ST26691340 (OS grid reference) · View on Apple Maps WFD catchment Yarty (GB108045015130) 2024 spills / hours 0 / 0.0 Long-term average 1.8 spills a year (monitored since 2022) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 2.0 hours spilling →	Tributary to the River Yarty	1	2.0	up from 0	100%
A382 Bypass Verge CSO Overflow on sewer network Company site name A382 BYPASS VERGE_CSO_BOVEY TRACEY EA ID / permit SBB00036 · 201807 Outlet location SX81987708 (OS grid reference) · View on Apple Maps WFD catchment Lower Bovey (GB108046008470) Shellfish water Teign Estuary 2024 spills / hours 3 / 8.5 Long-term average 4.6 spills a year (monitored since 2018) Investigation Env Act (SODRP) investigation ongoing Improvement No improvement action in reporting period Volume & pollution Estimate from 1.9 hours spilling →	Trib of River Bovey via SWS	4	1.9	up 33%	100%
Lewannick STW Inlet overflow at sewage works Sewage works Lewannick Company site name LEWANNICK STW_SO_LEWANNICK EA ID / permit SBB00685 · 303090 Outlet location SX26648082 (OS grid reference) · View on Apple Maps WFD catchment Penpont Water (GB108047007700) 2024 spills / hours 12 / 19 Long-term average 4.4 spills a year (monitored since 2021) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.9 hours spilling →	Penpont(S)	2	1.9	down 83%	100%
Wescots Quay CSO Overflow on sewer network Company site name WESTCOTTS QUAY TANK_CSO_ST IVES EA ID / permit SBB01331 · 301691 Outlet location SW51904041 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Porthminster 2024 spills / hours 1 / 0.3 Long-term average 5.0 spills a year (monitored since 2011) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.9 hours spilling →	St Ives Bay (C)	6	1.9	up 500%	98%
Nansladron Pumping Station Storm discharge at pumping station Company site name NANSLADRON SPST_PSCSOEO_ST AUSTELL EA ID / permit SBB00828 · 302111 Outlet location SX00734825 (OS grid reference) · View on Apple Maps WFD catchment St Austell River (GB108048002280) 2024 spills / hours 2 / 7.6 Long-term average 1.6 spills a year (monitored since 2020) Investigation Env Act (SODRP) investigation ongoing Improvement No improvement action in reporting period Volume & pollution Estimate from 1.9 hours spilling →	Tributary of White River	2	1.9	no change	100%
45 Craven Avenue CSO Overflow on sewer network Company site name 45 CRAVEN AVENUE_CSO_PLYMOUTH EA ID / permit SBB00028 · 301771 Outlet location SX50155478 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 3 / 0.4 Long-term average 3.4 spills a year (monitored since 2018) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.9 hours spilling →	River Plym via SWS (Estuarine)	4	1.9	up 33%	100%
Pilton Quay CSO Overflow on sewer network Company site name PILTON QUAY_CSO_BARNSTAPLE EA ID / permit SBB00938 · 203282 Outlet location SS55693377 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Taw-Torridge Estuary 2024 spills / hours 11 / 6.6 Long-term average 5.1 spills a year Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.9 hours spilling →	Tidal River Yeo(E)	4	1.9	down 64%	100%
Main Road CSO Overflow on sewer network Company site name MAIN RD_CSO_EXMINSTER EA ID / permit SBB00739 · 201779 Outlet location SX94568732 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Exe Estuary 2024 spills / hours 9 / 2.0 Long-term average 6.6 spills a year (monitored since 2018) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.8 hours spilling →	Berry Brook	10	1.8	up 11%	100%
146 St. Pancras Avenue CSO Overflow on sewer network Company site name ST. PANCRAS AVENUE_CSO_PLYMOUTH EA ID / permit SBB00009 · 301722 Outlet location SX47635804 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 1 / 0.1 Long-term average 3.5 spills a year (monitored since 2018) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.8 hours spilling →	Trib of Ham Brook	3	1.8	up 200%	100%
28 Finch Close CSO Overflow on sewer network Company site name 28 FINCH CLOSE_CSO_PLYMOUTH EA ID / permit SBB00023 · 301785 Outlet location SX50585587 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 0 / 0.0 Long-term average 0.6 spills a year (monitored since 2018) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.7 hours spilling →	Trib of River Plym via SWS	2	1.7	up from 0	97%
Hayes Barn CSO Overflow on sewer network Company site name HAYES BARN EXBOURNE_CSO_EXBOURNE EA ID / permit SBB00551 · 201781 Outlet location SS60420217 (OS grid reference) · View on Apple Maps WFD catchment Hole Brook (GB108050014090) 2024 spills / hours 10 / 2.1 Long-term average 7.0 spills a year (monitored since 2022) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.7 hours spilling →	Holebrook (S)	7	1.7	down 30%	100%
Belmont ROAD_CSO_TIVERTON Overflow on sewer network EA ID / permit SBB01420 · Unpermitted Outlet location SS96031312 (OS grid reference) · View on Apple Maps WFD catchment Lowman (GB108045015030) 2024 spills / hours 9 / 6.0 Long-term average 5.3 spills a year (monitored since 2023) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.7 hours spilling →	River Lowman	7	1.7	down 22%	100%
St Thomas Road CSO Overflow on sewer network Company site name ST THOMAS RD_CSO_LAUNCESTON EA ID / permit SBB01159 · 301851 Outlet location SX32888510 (OS grid reference) · View on Apple Maps WFD catchment Kensey (GB108047007960) 2024 spills / hours 1 / 0.5 Long-term average 3.0 spills a year (monitored since 2016) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.7 hours spilling →	River Kensey	5	1.7	up 400%	100%
Clocktower CSO Overflow on sewer network Company site name CLOCK TOWER_CSO_NEWTON ABBOT EA ID / permit SBB00278 · 203335 Outlet location SX85787130 (OS grid reference) · View on Apple Maps WFD catchment Lemon (GB108046008450) Shellfish water Teign Estuary 2024 spills / hours 4 / 1.2 Long-term average 2.0 spills a year Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.7 hours spilling →	River Lemon(S)	8	1.7	up 100%	100%
Wolseley Road Tank CSO Overflow on sewer network Company site name CENTRAL RESERVATION_CSO_PLYMOUTH EA ID / permit SBB01373 · 302609 Outlet location SX44865787 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 0 / 0.0 Long-term average 0.3 spills a year (monitored since 2016) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.7 hours spilling →	Weston Mill Creek via Wtr Crse	1	1.7	up from 0	100%
Orchard Close CSO Overflow on sewer network Company site name R/O ORCHARD CLOSE_CSO_SHALDON EA ID / permit SBB00888 · 203085 Outlet location SX92567204 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Teign Estuary 2024 spills / hours 9 / 4.0 Long-term average 12.5 spills a year (monitored since 2016) Investigation Env Act (SODRP) investigation ongoing Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 1.6 hours spilling →	Ringmore Stream (S)	12	1.6	up 33%	100%
Calenick Street CSO Overflow on sewer network Company site name CALENICK ST REPEATER STATION_CSO_TRURO EA ID / permit SBB00201 · 303088 Outlet location SW82514480 (OS grid reference) · View on Apple Maps WFD catchment Kenwyn (GB108048002340) Shellfish water Fal Estuary 2024 spills / hours 0 / 0.0 Long-term average 16.6 spills a year (monitored since 2018) Investigation Env Act (SODRP) investigation ongoing, UWWTR investigation ongoing Improvement Env Act (SODRP) improvement ongoing, Bathing Water and/or Shellfish Water improvement ongoing Volume & pollution Estimate from 1.6 hours spilling →	River Kenwyn via SWS	5	1.6	up from 0	99%
Bullen Street Combined Sewer of Overflow on sewer network Company site name BULLEN ST_CSO_THORVERTON EA ID / permit SBB00187 · 201825 Outlet location SS92590211 (OS grid reference) · View on Apple Maps WFD catchment Exe (Barle to Culm) (GB108045015050) 2024 spills / hours 1 / 7.0 Long-term average 1.3 spills a year (monitored since 2019) Investigation Env Act (SODRP) investigation ongoing Improvement No improvement action in reporting period Volume & pollution Estimate from 1.6 hours spilling →	Trib of the River Exe via SWS	1	1.6	no change	99%
Shirley Gardens CSO Overflow on sewer network Company site name SHIRLEY GARDENS_CSO_PLYMOUTH EA ID / permit SBB01085 · 301723 Outlet location SX47255805 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Plymouth Hoe East 2024 spills / hours 0 / 0.0 Long-term average 1.0 spills a year (monitored since 2017) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.6 hours spilling →	Ham Brook	4	1.6	up from 0	100%
Lower Mill Combined Sewer Overflow Overflow on sewer network Company site name LOWER MILL_CSO_DULVERTON EA ID / permit SBB00714 · 202233 Outlet location SS91252772 (OS grid reference) · View on Apple Maps WFD catchment Lower Barle (GB108045015100) 2024 spills / hours 6 / 0.7 Long-term average 12.2 spills a year (monitored since 2019) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.5 hours spilling →	River Barle	9	1.5	up 50%	98%
Bittaford STW Storm tank at sewage works Sewage works Bittaford Company site name BITTAFORD STW_SSO_BITTAFORD EA ID / permit SBB00112 · DRA 1456 Outlet location SX66505660 (OS grid reference) · View on Apple Maps WFD catchment Lud Brook (GB108046005110) 2024 spills / hours 0 / 0.0 Long-term average 2.2 spills a year (monitored since 2021) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.5 hours spilling →	River Erme (S)	5	1.5	up from 0	100%
Combined Sewer Overflow at Skern Overflow on sewer network Company site name GOLF LINKS ROAD_CSO_WESTWARD HO! EA ID / permit SBB01092 · 002884/CS/01 Outlet location SS45283060 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Taw-Torridge Estuary 2024 spills / hours 2 / 0.7 Long-term average 19.6 spills a year (monitored since 2010) Investigation Env Act (SODRP) investigation ongoing Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 1.5 hours spilling →	The Pill	2	1.5	no change	100%
Mardon SSO Overflow on sewer network Company site name LIME ST_CSO_MORETONHAMPSTEAD EA ID / permit SBB00744 · NRA-SW-5473 Outlet location SX75538628 (OS grid reference) · View on Apple Maps WFD catchment Wray Brook (GB108046008330) 2024 spills / hours 3 / 1.0 Long-term average 3.5 spills a year (monitored since 2022) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.5 hours spilling →	The Wray Brook	8	1.5	up 167%	100%
Coverack Harbour Pseo/CSO Storm discharge at pumping station Company site name COVERACK HARBOUR SPS_PSCSOEO_THE LIZARD EA ID / permit SBB00316 · 301387 Outlet location SW78511823 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Coverack 2024 spills / hours 17 / 37 Long-term average 22.7 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 1.5 hours spilling →	Coverack Cove (C)	7	1.5	down 59%	99%
St Clement'S Hill CSO Overflow on sewer network Company site name ST CLEMENTS HILL_CSO_TRURO EA ID / permit SBB01125 · 301823 Outlet location SW82934480 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Fal Estuary 2024 spills / hours 2 / 0.7 Long-term average 2.6 spills a year (monitored since 2017) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.5 hours spilling →	River Allen via SWS(Estuarine)	4	1.5	up 100%	100%
Laira Avenue CSO Overflow on sewer network Company site name LAIRA AV_CSO_PLYMOUTH EA ID / permit SBB00654 · 301784 Outlet location SX50785584 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 0 / 0.0 Long-term average 0.7 spills a year (monitored since 2016) Monitor below 90% Sensor failure / issue · Resolved - Jun Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.5 hours spilling →	River Plym via SWS (Estuarine)	1	1.5	up from 0	86%
Pentewan Pscso/EO Storm discharge at pumping station Company site name PENTEWAN SPS_PSCSOEO_ST AUSTELL EA ID / permit SBB00928 · 302113 Outlet location SX01974725 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Pentewan 2024 spills / hours 1 / 0.2 Long-term average 1.2 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.5 hours spilling →	St Austell River (S)	2	1.5	up 100%	100%
Bampton ST_CSO_TIVERTON Overflow on sewer network EA ID / permit SBB01412 · Unpermitted Outlet location SS95411278 (OS grid reference) · View on Apple Maps WFD catchment Exe (Barle to Culm) (GB108045015050) 2024 spills / hours 4 / 1.5 Long-term average 4.7 spills a year (monitored since 2023) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.4 hours spilling →	River Exe	10	1.4	up 150%	98%
Berrynarbor PS CSO Storm discharge at pumping station Company site name BERRYNARBOR SPST_PSCSOEO_BERRYNARBOR EA ID / permit SBB00102 · 202185/CS/01 Outlet location SS55804665 (OS grid reference) · View on Apple Maps WFD catchment Sterridge (GB108051020470) 2024 spills / hours 1 / 2.2 Long-term average 1.3 spills a year (monitored since 2022) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.4 hours spilling →	Unnamed Stream (S)	4	1.4	up 300%	99%
Milford Park Pumping Station Storm discharge at pumping station Company site name MILFORD PARK SPST_PSCSOEO_TEIGNMOUTH EA ID / permit SBB00774 · 201656 Outlet location SX93137296 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Shaldon Shellfish water Teign Estuary 2024 spills / hours 2 / 3.5 Long-term average 3.2 spills a year (monitored since 2011) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.4 hours spilling →	River Teign via SWS Estuarine	1	1.4	down 50%	99%
Church Way CSO Overflow on sewer network Company site name CHURCH WAY_CSO_YEALMPTON EA ID / permit SBB00267 · 301894 Outlet location SX57755158 (OS grid reference) · View on Apple Maps WFD catchment Lower River Yealm (GB108047004010) Shellfish water Yealm 2024 spills / hours 9 / 1.6 Long-term average 5.4 spills a year (monitored since 2018) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.4 hours spilling →	River Yealm	8	1.4	down 11%	98%
Village Hall Pumping Station Storm discharge at pumping station Company site name SWIMBRIDGE SPS_PSCSOEO_SWIMBRIDGE EA ID / permit SBB01311 · 203708 Outlet location SS61842994 (OS grid reference) · View on Apple Maps WFD catchment Venn (GB108050014620) Shellfish water Taw-Torridge Estuary 2024 spills / hours 5 / 1.1 Long-term average 39.7 spills a year (monitored since 2016) Investigation UWWTR investigation completed Improvement No improvement action in reporting period Volume & pollution Estimate from 1.4 hours spilling →	The Venn River	5	1.4	no change	100%
Littlegate Road CSO Overflow on sewer network Company site name LITTLEGATE ROAD_CSO_PAIGNTON EA ID / permit SBB00698 · 201011 Outlet location SX89846036 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Paignton Paignton Sands 2024 spills / hours 0 / 0.0 Long-term average 6.0 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.3 hours spilling →	English Channel & Vict Park Wc	4	1.3	up from 0	100%
Granary Lane (North) CSO Overflow on sewer network Company site name GRANARY LN_CSO_BUDLEIGH SALTERTON EA ID / permit SBB00511 · 200115 Outlet location SY07118274 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Budleigh Salterton 2024 spills / hours 6 / 1.4 Long-term average 5.5 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.3 hours spilling →	Kersbrook Channel	8	1.3	up 33%	100%
Whitehouse Slip (Point) CSO Overflow on sewer network Company site name WHITEHSE SLIP POINT_CSO_FOWEY EA ID / permit SBB01356 · 302773 Outlet location SX12355140 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Readymoney Cove Shellfish water Fowey 2024 spills / hours 2 / 0.3 Long-term average 2.4 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.3 hours spilling →	River Fowey Estuary(E)	7	1.3	up 250%	100%
Westexe NORTH_CSO_TIVERTON Overflow on sewer network EA ID / permit SBB01429 · Permit applied for Outlet location SS95311199 (OS grid reference) · View on Apple Maps WFD catchment Exe (Barle to Culm) (GB108045015050) 2024 spills / hours 3 / 1.7 Long-term average 2.0 spills a year (monitored since 2023) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.3 hours spilling →	River Exe	3	1.3	no change	100%
Helston Market Pumping Station Storm discharge at pumping station Company site name HELSTON MARKET SPST_PSCSOEO_HELSTON EA ID / permit SBB00562 · 302105 Outlet location SW65542736 (OS grid reference) · View on Apple Maps WFD catchment Lower River Cober (GB108048001172) 2024 spills / hours 2 / 4.6 Long-term average 9.4 spills a year (monitored since 2018) Investigation UWWTR investigation completed Improvement No improvement action in reporting period Volume & pollution Estimate from 1.3 hours spilling →	River Cober	3	1.3	up 50%	100%
Bodinnick Combined Sewer Overflow Overflow on sewer network Company site name BODINNICK_CSO_FOWEY EA ID / permit SBB00124 · 303432 Outlet location SX12915217 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Fowey 2024 spills / hours 4 / 2.7 Long-term average 9.9 spills a year (monitored since 2017) Investigation No investigation activity in reporting period Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 1.3 hours spilling →	River Fowey Estuary	3	1.3	down 25%	100%
Saltram TERRACE_CSO_PLYMOUTH Overflow on sewer network EA ID / permit SBB01415 · Permit applied for Outlet location SX53925604 (OS grid reference) · View on Apple Maps WFD catchment Tory Brook (GB108047003640) 2024 spills / hours 4 / 0.3 Long-term average 2.7 spills a year (monitored since 2023) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.3 hours spilling →	Tory Brook	4	1.3	no change	98%
Lower Cleave Pscso/EO Storm discharge at pumping station Company site name CLEAVE SPS_PSCSOEO_NORTHAM EA ID / permit SBB00710 · 201621 Outlet location SS45582815 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Taw-Torridge Estuary 2024 spills / hours 2 / 0.4 Long-term average 0.6 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 1.3 hours spilling →	River Torridge (E)	1	1.3	down 50%	100%

Sewage treatment works

Storm tanks and inlet overflows at each South West Water sewage works. The figures are 2025 spills.

← All water companies · Contains Environment Agency data licensed under the Open Government Licence v3.0. How to read the data.