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
Station Road Pseo Storm discharge at pumping station Company site name STATION RD SPST_PSCSOEO_NEWTON ST CYRES EA ID / permit SBB01164 · 202844 Outlet location SX88109856 (OS grid reference) · View on Apple Maps WFD catchment Lower Creedy (GB108045009070) 2024 spills / hours 22 / 0.8 Long-term average 21.3 spills a year (monitored since 2022) High-spill reason (company) Not Applicable - Ongoing investigation Investigation Operational investigation completed Improvement No improvement action in reporting period Volume & pollution Estimate from 1.3 hours spilling →	River Creedy(S)	44	1.3	up 100%	100%
Rowing Club NO1 CSO Overflow on sewer network Company site name ROWING CLUB NO1_CSO_TORPOINT EA ID / permit SBB01040 · 301641 Outlet location SX44185499 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 16 / 2.5 Long-term average 10.1 spills a year (monitored since 2017) Investigation UWWTR investigation completed Improvement No improvement action in reporting period Volume & pollution Estimate from 1.2 hours spilling →	River Tamar (Estuarine)	8	1.2	down 50%	100%
Campfield Hill CSO Overflow on sewer network Company site name CAMPFIELD HILL_CSO_TRURO EA ID / permit SBB00208 · 302675 Outlet location SW82694496 (OS grid reference) · View on Apple Maps WFD catchment Lower River Allen (Fal) (GB108048002330) Shellfish water Fal Estuary 2024 spills / hours 0 / 0.0 Long-term average 1.7 spills a year Investigation Env Act (SODRP) investigation ongoing Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 1.2 hours spilling →	River Allen	3	1.2	up from 0	100%
Polgooth Combined Sewer Overflow Overflow on sewer network Company site name POLGOOTH_CSO_ST AUSTELL EA ID / permit SBB00951 · 303594 Outlet location SX00055018 (OS grid reference) · View on Apple Maps WFD catchment St Austell River (GB108048002280) 2024 spills / hours 2 / 0.5 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 1.2 hours spilling →	Polgooth Stream	2	1.2	no change	100%
Jewsons Yard CSO Overflow on sewer network Company site name JEWSONS YARD M.H 27_CSO_CREDITON EA ID / permit SBB00623 · 201866 Outlet location SX84749920 (OS grid reference) · View on Apple Maps WFD catchment Lower Yeo (Creedy) (GB108045009280) 2024 spills / hours 12 / 3.6 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 1.2 hours spilling →	River Yeo (S)	7	1.2	down 42%	100%
Recreation Ground CSO Overflow on sewer network Company site name REC GROUND_CSO_NEWTON POPPLEFORD EA ID / permit SBB01020 · 201843 Outlet location SY08738987 (OS grid reference) · View on Apple Maps WFD catchment Lower River Otter (GB108045009170) 2024 spills / hours 3 / 0.3 Long-term average 5.8 spills a year (monitored since 2019) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.2 hours spilling →	Back Brook	5	1.2	up 67%	100%
Jericho CSO Overflow on sewer network Company site name JERICHO_CSO_LYME REGIS EA ID / permit SBB00621 · 003955/CS/01 Outlet location SY34029251 (OS grid reference) · View on Apple Maps WFD catchment Lim (GB108044009760) Bathing water Lyme Regis Church Cliff Beach 2024 spills / hours 12 / 12 Long-term average 11.6 spills a year (monitored since 2010) Investigation Env Act (SODRP) investigation ongoing Improvement Env Act (SODRP) improvement ongoing, Bathing Water and/or Shellfish Water improvement ongoing Volume & pollution Estimate from 1.1 hours spilling →	River Lim	8	1.1	down 33%	100%
20 Commercial Road Overflow on sewer network Company site name COMMERCIAL RD/PLACE_CSO_PLYMOUTH EA ID / permit SBB00016 · 301718 Outlet location SX49245343 (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 0.7 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.1 hours spilling →	Cattewater (C)	4	1.1	up from 0	100%
Fly Cellars Pscso/EO Storm discharge at pumping station Company site name FLYCOVE SPS_PSCSOEO_NEWQUAY EA ID / permit SBB00462 · 301587 Outlet location SW80806230 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Towan 2024 spills / hours 0 / 0.0 Long-term average 0.3 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.1 hours spilling →	Newquay Bay (C)	2	1.1	up from 0	100%
East STREET_CSO_CREDITON Overflow on sewer network EA ID / permit SBB01426 · Permit applied for Outlet location SS84480041 (OS grid reference) · View on Apple Maps WFD catchment Middle Creedy (GB108045009090) 2024 spills / hours 12 / 4.2 Long-term average 6.7 spills a year (monitored since 2023) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.1 hours spilling →	Tributary of River Creedy	8	1.1	down 33%	99%
Mill Road Pumping Station Storm discharge at pumping station Company site name MILL ROAD SPS_PSCSOEO_EXETER EA ID / permit SBB00780 · 201628 Outlet location SX93979012 (OS grid reference) · View on Apple Maps WFD catchment North Brook (East Devon) (GB108045009050) Shellfish water Exe Estuary 2024 spills / hours 8 / 1.9 Long-term average 10.8 spills a year (monitored since 2017) Investigation Env Act (SODRP) investigation ongoing Improvement No improvement action in reporting period Volume & pollution Estimate from 1.0 hours spilling →	River Exe (Estuarine)	5	1.0	down 38%	100%
Compton and Marldon WwTW Inlet overflow at sewage works Sewage works Compton And Marldon Company site name COMPTON & MARLDON STW_SO_COMPTON EA ID / permit SBB00300 · DRA 1130 Outlet location SX86346582 (OS grid reference) · View on Apple Maps WFD catchment Aller Brook (GB108046005340) Shellfish water Teign Estuary 2024 spills / hours 38 / 184 Long-term average 39.1 spills a year (monitored since 2017) Investigation UWWTR investigation completed Improvement UWWTR improvement completed Volume & pollution Estimate from 1.0 hours spilling →	Trib of the Aller Brook	1	1.0	down 97%	100%
Oakland Park CSO Overflow on sewer network Company site name OAKLAND PARK_CSO_BARNSTAPLE EA ID / permit SBB00863 · 203160 Outlet location SS54633289 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Taw-Torridge Estuary 2024 spills / hours 15 / 2.4 Long-term average 9.5 spills a year Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.0 hours spilling →	River Taw Estuary(E)	6	1.0	down 60%	100%
Crownhill Road CSO Overflow on sewer network Company site name CROWNHILL ROAD_CSO_PLYMOUTH EA ID / permit SBB00328 · 301706 Outlet location SX47845886 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 0 / 0.0 Long-term average 3.7 spills a year (monitored since 2016) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.0 hours spilling →	Honicknowle Stream	3	1.0	up from 0	98%
Nanny Moores Bridge CSO Overflow on sewer network Company site name NANNY MOORES BRIDGE_CSO_BUDE EA ID / permit SBB00827 · 301689 Outlet location SS20830641 (OS grid reference) · View on Apple Maps WFD catchment Lower River Strat (GB108049007280) Bathing water Summerleaze 2024 spills / hours 1 / 1.3 Long-term average 0.4 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 1.0 hours spilling →	River Neet (S)	1	1.0	no change	99%
Greenacre Pscso/EO Storm discharge at pumping station Company site name EAST STREET A SPS_PSCSOEO_CHULMLEIGH EA ID / permit SBB00516 · 201614 Outlet location SS69331433 (OS grid reference) · View on Apple Maps WFD catchment Huntacott Water (GB108050013960) 2024 spills / hours 2 / 0.3 Long-term average 1.5 spills a year (monitored since 2022) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.9 hours spilling →	Trib Little Dart (S)	4	0.9	up 100%	100%
Morlaix Avenue (Fyffes Slipway) CSO Overflow on sewer network Company site name MORLAIX AV_CSO_FYFFES SLIPWAY EA ID / permit SBB00809 · 2894/22 Outlet location SW82884429 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Fal Estuary 2024 spills / hours 4 / 1.0 Long-term average 9.2 spills a year (monitored since 2019) Investigation Env Act (SODRP) investigation ongoing, UWWTR investigation completed Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 0.9 hours spilling →	Trib of Truro River(Estuarine)	2	0.9	down 50%	97%
Dawes Lane Combined Sewer Overflow Overflow on sewer network Company site name DAWS LN_CSO_MILLBROOK EA ID / permit SBB00352 · 301859 Outlet location SX42465220 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 6 / 1.1 Long-term average 5.2 spills a year (monitored since 2019) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.9 hours spilling →	Millbrook via SWS	6	0.9	no change	100%
Maunsell Close CSO Overflow on sewer network Company site name MAUNSELL CLOSE_CSO_PLYMOUTH EA ID / permit SBB00754 · 302615 Outlet location SX45615719 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 2 / 0.2 Long-term average 1.6 spills a year Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.9 hours spilling →	Weston Mill Lake via W'Course	4	0.9	up 100%	100%
Portscatho Sewage Treatment Works Storm discharge at pumping station Company site name PORTSCATHO INLET SPS_PSCSOEO_PORTSCATHO EA ID / permit SBB00972 · 302805 Outlet location SW87983515 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 17 / 20 Long-term average 14.5 spills a year (monitored since 2017) Investigation No investigation activity in reporting period Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 0.9 hours spilling →	Pencabe Drang (Coastal)	3	0.9	down 82%	97%
The Strand CSO Overflow on sewer network Company site name THE STRAND_CSO_BUDE EA ID / permit SBB01236 · 301832 Outlet location SS20910618 (OS grid reference) · View on Apple Maps WFD catchment Lower River Strat (GB108049007280) Bathing water Summerleaze 2024 spills / hours 7 / 1.7 Long-term average 5.0 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.9 hours spilling →	River Neet (S)	6	0.9	down 14%	99%
Homer Park CSO Overflow on sewer network Company site name HOMER PARK_CSO_SALTASH EA ID / permit SBB00586 · 302586 Outlet location SX42005958 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 10 / 70 Long-term average 2.7 spills a year (monitored since 2015) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.9 hours spilling →	Tributary of Saltmill Creek(S)	7	0.9	down 30%	100%
Clennon Valley Pumping Station Overflow on sewer network Company site name CLENNON VALLEY SPS_PSCSOEO_PAIGNTON SD EA ID / permit SBB00275 · 201396 Outlet location SX89396040 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Paignton Paignton Sands 2024 spills / hours 6 / 0.8 Long-term average 2.0 spills a year (monitored since 2011) Monitor below 90% Sensor failure / issue · Resolved - Jun Investigation No investigation activity in reporting period Improvement Env Act (SODRP) improvement ongoing, Bathing Water and/or Shellfish Water improvement ongoing Volume & pollution Estimate from 0.8 hours spilling →	English Channel	9	0.8	up 50%	81%
Raleigh Hill CSO Overflow on sewer network Company site name RALEIGH HILL_CSO_BIDEFORD EA ID / permit SBB01015 · 203120 Outlet location SS44852763 (OS grid reference) · View on Apple Maps WFD catchment Kenwith Stream (GB108050014500) Shellfish water Taw-Torridge Estuary 2024 spills / hours 2 / 0.6 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 0.8 hours spilling →	Kenwith Stream (S)	6	0.8	up 200%	100%
Albert Pier Pumping Station Storm discharge at pumping station Company site name CHYANDOUR SPST_PSCSOEO_PENZANCE EA ID / permit SBB00039 · NRA-SW-5354 Outlet location SW47733038 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Long Rock 2024 spills / hours 0 / 0.0 Long-term average 0.4 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.8 hours spilling →	Mounts Bay	1	0.8	up from 0	100%
Porthallow Sewage Pumping Station Storm discharge at pumping station Company site name PORTHALLOW SPST_PSCSOEO_HELFORD EA ID / permit SBB00961 · 300969 Outlet location SW79722318 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Bathing water Porthallow 2024 spills / hours 0 / 0.0 Long-term average 0.6 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.8 hours spilling →	Porthallow Stream (S)	1	0.8	up from 0	100%
Penbothidno CSO Overflow on sewer network Company site name PENBOTHIDNO ESTATE_CSO_CONSTANTINE EA ID / permit SBB00919 · 302789 Outlet location SW73662886 (OS grid reference) · View on Apple Maps WFD catchment Lestraines River (GB108048001870) Shellfish water Helford River 2024 spills / hours 6 / 1.1 Long-term average 6.6 spills a year (monitored since 2011) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.8 hours spilling →	Polwheveral Stream(S)	5	0.8	down 17%	100%
Heathfield Road CSO Overflow on sewer network Company site name HEATHFIELD RD_CSO_PLYMOUTH EA ID / permit SBB00556 · 301728 Outlet location SX50165478 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 1 / 0.4 Long-term average 1.8 spills a year (monitored since 2016) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.8 hours spilling →	River Plym (Estuarine)	3	0.8	up 200%	100%
Tregadillet PS Storm discharge at pumping station Company site name TREGADILLET SPS_PSCSOEO_LAUNCESTON EA ID / permit SBB01277 · 301625 Outlet location SX29848497 (OS grid reference) · View on Apple Maps WFD catchment Kensey (GB108047007960) 2024 spills / hours 3 / 6.0 Long-term average 7.2 spills a year (monitored since 2019) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.7 hours spilling →	River Kensey	3	0.7	no change	100%
Tehidy Terrace CSO Overflow on sewer network Company site name TEHIDY TERRACE_CSO_FALMOUTH EA ID / permit SBB01214 · 303012 Outlet location SW80263388 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Fal Estuary 2024 spills / hours 2 / 0.4 Long-term average 6.0 spills a year Investigation No investigation activity in reporting period Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 0.7 hours spilling →	Penryn River(E)	3	0.7	up 50%	92%
Eton Place CSO Overflow on sewer network Company site name ETON PLACE_CSO_PLYMOUTH EA ID / permit SBB00422 · 301779 Outlet location SX46975400 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 1 / 0.2 Long-term average 3.6 spills a year (monitored since 2017) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.7 hours spilling →	Millbay Dock via SWS-Estuarine	3	0.7	up 200%	95%
Old Laira Road Junction CSO Overflow on sewer network Company site name PLYMOUTH ROAD/EMBANKMENT RD_CSO_PLYMOUTH EA ID / permit SBB00878 · 301765 Outlet location SX50865588 (OS grid reference) · View on Apple Maps WFD catchment PLYMOUTH TAMAR (GB520804714300) Bathing water Plymouth Hoe East 2024 spills / hours 1 / 0.1 Long-term average 2.2 spills a year (monitored since 2016) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.7 hours spilling →	River Plym (Estuarine)	3	0.7	up 200%	100%
Frances Street CSO Truro Overflow on sewer network Company site name FRANCIS ST_CSO_TRURO EA ID / permit SBB00478 · 302668 Outlet location SW82214492 (OS grid reference) · View on Apple Maps WFD catchment Kenwyn (GB108048002340) Shellfish water Fal Estuary 2024 spills / hours 0 / 0.0 Long-term average 0.4 spills a year (monitored since 2015) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.7 hours spilling →	River Kenwyn(S)	2	0.7	up from 0	100%
Tamar Way CSO Overflow on sewer network Company site name TAMAR WAY_CSO_PLYMOUTH EA ID / permit SBB01204 · 302619 Outlet location SX46255847 (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 0.7 hours spilling →	Honicknowle Stream(S)	2	0.7	up from 0	100%
Crownhill Road CSO Overflow on sewer network Company site name CROWNHILL RD_CSO_PLYMOUTH EA ID / permit SBB00329 · 301721 Outlet location SX47845887 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 3 / 2.4 Long-term average 0.6 spills a year (monitored since 2016) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.7 hours spilling →	Honicknowle Stream via SWS	1	0.7	down 67%	98%
Egloshayle Pumping Station Storm discharge at pumping station Company site name EGLOSHAYLE ROAD SPS_PSCSOEO_WADEBRIDGE EA ID / permit SBB00407 · 302976 Outlet location SW99717207 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Camel Estuary 2024 spills / hours 1 / 0.1 Long-term average 5.7 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.7 hours spilling →	Camel Estuary (E)	5	0.7	up 400%	100%
Taxi Rank 1 Combined Sewer Overflow Overflow on sewer network Company site name TAXI RANK 1_CSO_OKEHAMPTON EA ID / permit SBB01211 · 201728 Outlet location SX58899522 (OS grid reference) · View on Apple Maps WFD catchment East Okemont River (GB108050008100) 2024 spills / hours 6 / 1.3 Long-term average 4.5 spills a year (monitored since 2019) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.7 hours spilling →	East Okement River	4	0.7	down 33%	100%
Exeter Bowling Club CSO Overflow on sewer network Company site name EXETER BOWLING CLUB_CSO_EXETER EA ID / permit SBB00427 · 201922 Outlet location SX92239189 (OS grid reference) · View on Apple Maps WFD catchment Exe (Creedy to Estuary) (GB108045009040) Shellfish water Exe Estuary 2024 spills / hours 2 / 0.2 Long-term average 3.7 spills a year (monitored since 2018) Investigation Env Act (SODRP) investigation ongoing Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 0.7 hours spilling →	River Exe via SWS	4	0.7	up 100%	100%
Goslings Bridge CSO Overflow on sewer network Company site name GOSLINGS BRIDGE_CSO_LYME REGIS EA ID / permit SBB00505 · 003957/CS/01 Outlet location SY34119232 (OS grid reference) · View on Apple Maps WFD catchment Lim (GB108044009760) Bathing water Lyme Regis Church Cliff Beach 2024 spills / hours 6 / 1.6 Long-term average 1.4 spills a year Investigation Env Act (SODRP) investigation ongoing Improvement Env Act (SODRP) improvement ongoing, Bathing Water and/or Shellfish Water improvement ongoing Volume & pollution Estimate from 0.7 hours spilling →	River Lim(S)	3	0.7	down 50%	96%
Coach Road CSO Overflow on sewer network Company site name COACH RD_CSO_NEWTON ABBOT EA ID / permit SBB00281 · 203095 Outlet location SX85967024 (OS grid reference) · View on Apple Maps WFD catchment Aller Brook (Teign) - Lower (GB108046005350) Shellfish water Teign Estuary 2024 spills / hours 4 / 0.7 Long-term average 5.6 spills a year Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.7 hours spilling →	The Wolborough Stream (S)	4	0.7	no change	97%
Mill Street Combined Sewer Overflow Overflow on sewer network Company site name TORRIDGE INN MILL STREET_CSO_TORRINGTON EA ID / permit SBB00782 · 200081/CS/01 Outlet location SS48781873 (OS grid reference) · View on Apple Maps WFD catchment Torridge (Lew to Estuary) (GB108050014660) Shellfish water Taw-Torridge Estuary 2024 spills / hours 2 / 13 Long-term average 5.7 spills a year (monitored since 2018) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.6 hours spilling →	River Torridge	3	0.6	up 50%	100%
Fairmantle Street CSO Overflow on sewer network Company site name FAIRMANTLE ST CAR PARK_CSO_TRURO EA ID / permit SBB00438 · 302680 Outlet location SW82864464 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Fal Estuary 2024 spills / hours 1 / 0.3 Long-term average 0.3 spills a year (monitored since 2015) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.6 hours spilling →	River Kenwyn(E)	2	0.6	up 100%	100%
Quay Hill CSO Overflow on sewer network Company site name QUAY HILL R/O CUSTOM HSE_CSO_EXETER EA ID / permit SBB00997 · 201899 Outlet location SX91949215 (OS grid reference) · View on Apple Maps WFD catchment Exe (Creedy to Estuary) (GB108045009040) Shellfish water Exe Estuary 2024 spills / hours 1 / 0.2 Long-term average 2.2 spills a year (monitored since 2019) Investigation Env Act (SODRP) investigation ongoing Improvement No improvement action in reporting period Volume & pollution Estimate from 0.6 hours spilling →	Higher Leat via Sw Sewer	3	0.6	up 200%	100%
Forge Way Car Park CSO Overflow on sewer network Company site name FORGE WAY CAR PARK_CSO_CULLOMPTON EA ID / permit SBB00473 · 201858 Outlet location ST02280744 (OS grid reference) · View on Apple Maps WFD catchment Lower Culm (GB108045014970) 2024 spills / hours 2 / 0.7 Long-term average 4.8 spills a year (monitored since 2019) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.6 hours spilling →	Mill Stream (S)	2	0.6	no change	100%
South Street CSO Overflow on sewer network Company site name SOUTH ST_CSO_HATHERLEIGH EA ID / permit SBB01104 · 201772 Outlet location SS54050422 (OS grid reference) · View on Apple Maps WFD catchment Lower River Lew (Torridge) (GB108050008220) 2024 spills / hours 0 / 0.0 Long-term average 12.4 spills a year (monitored since 2017) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.6 hours spilling →	River Lew	4	0.6	up from 0	100%
Moorlands Pscso/EO Storm discharge at pumping station Company site name MOORLANDS IND ESTATE SPS_PSCSOEO_SALTASH EA ID / permit SBB00802 · 302591 Outlet location SX41005996 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment 2024 spills / hours 1 / 0.3 Long-term average 19.8 spills a year (monitored since 2010) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.6 hours spilling →	River Lynher Estuary	4	0.6	up 300%	100%
Broadmeadow PS Storm discharge at pumping station Company site name BROADMEADOW ESTATE SPS_PSCSOEO_TMOUTH EA ID / permit SBB00166 · 203087 Outlet location SX92757291 (OS grid reference) · View on Apple Maps WFD catchment Not part of a WFD catchment Shellfish water Teign Estuary 2024 spills / hours 0 / 0.0 Long-term average 6.1 spills a year (monitored since 2015) Investigation No investigation activity in reporting period Improvement Env Act (SODRP) improvement ongoing Volume & pollution Estimate from 0.6 hours spilling →	Teign Estuary(E)	3	0.6	up from 0	100%
Silverton Pumping Station Storm discharge at pumping station Company site name SILVERTON SPS_PSCSOEO_SILVERTON EA ID / permit SBB01089 · 203704 Outlet location SS95270301 (OS grid reference) · View on Apple Maps WFD catchment Exe (Barle to Culm) (GB108045015050) 2024 spills / hours 9 / 4.7 Long-term average 9.2 spills a year (monitored since 2019) Investigation Env Act (SODRP) investigation ongoing, UWWTR investigation completed Improvement No improvement action in reporting period Volume & pollution Estimate from 0.6 hours spilling →	Silverton Stream via SWS	4	0.6	down 56%	100%
King Street CSO Overflow on sewer network Company site name KING ST_CSO_TRURO EA ID / permit SBB00635 · 301801 Outlet location SW82574476 (OS grid reference) · View on Apple Maps WFD catchment Kenwyn (GB108048002340) Shellfish water Fal Estuary 2024 spills / hours 0 / 0.0 Long-term average 1.3 spills a year (monitored since 2018) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.6 hours spilling →	River Kenwyn via SWS	3	0.6	up from 0	100%
Torbridge North CSO Overflow on sewer network Company site name TORBRIDGE NORTH_CSO_YEALMPTON EA ID / permit SBB01253 · 301895 Outlet location SX57915157 (OS grid reference) · View on Apple Maps WFD catchment Lower River Yealm (GB108047004010) Shellfish water Yealm 2024 spills / hours 1 / 0.3 Long-term average 3.6 spills a year (monitored since 2018) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period Volume & pollution Estimate from 0.6 hours spilling →	River Yealm	2	0.6	up 100%	98%

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.