Storm overflow register · 2025 annual return

Severn Trent Water storm overflows, 2025

Severn Trent Water reported 2,452 storm overflows in England for 2025. Together they recorded 36,471 spills over 200,361 hours, an average of 14.9 spills per overflow against 20.4 across England. That ranks 2 of 10 companies, where 1 is the fewest spills per overflow. Counting the same overflows in both years, spills were down 41% on 2024.

429 overflows did not spill · 72 spilled more than 60 times · 2,342 had monitors working for 90% of the year or more · 435 sewage treatment works with overflows

Hours spilling by month, 2025

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

All Severn Trent 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
Blidworth Dale Ln-Lyndhurst Ave CSO Overflow on sewer network Company site name BLIDWORTH - DALE LANE/LYNDHURST AVE (CSO) EA ID / permit SVT00295 · T/64/46424/OG Outlet location SK6077256221 (OS grid reference) · View on Apple Maps WFD catchment Greet Catchment (trib of Trent) (GB104028053410) 2024 spills / hours 0 / 0.0 Long-term average 0.4 spills a year (monitored since 2021) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period	Groundwater via Infiltration	0	0.0	no change	99%
Blymhill Lawn SPS Storm discharge at pumping station Company site name BLYMHILL LAWNS - BROCKHURST LANE (SSO) EA ID / permit SVT00298 · S/04/03096/O Outlet location SJ8197911684 (OS grid reference) · View on Apple Maps WFD catchment Whiston Bk (GB104028046761) 2024 spills / hours 29 / 269 Long-term average 13.0 spills a year (monitored since 2020) Investigation UWWTR investigation completed, Operational investigation completed Improvement No improvement action in reporting period	Lincoln Brook	0	0.0	down 100%	94%
Bowen Cooke Ave Sewage Pumping Sta Storm discharge at pumping station Company site name PERTON - BOWEN-COOKE AVENUE (SSO) EA ID / permit SVT00314 · T/03/35273/O Outlet location SJ8616000630 (OS grid reference) · View on Apple Maps WFD catchment Penk from Source toSaredon Brook (GB104028046680) 2024 spills / hours 1 / 4.8 Long-term average 0.5 spills a year (monitored since 2020) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	River Penk	0	0.0	down 100%	100%
Bracken Lane East Retford CSO Storm discharge at pumping station Company site name RETFORD - BRACKEN LANE (SSO) EA ID / permit SVT00316 · T/74/02460/O Outlet location SK7168280070 (OS grid reference) · View on Apple Maps WFD catchment Idle from Maun/Poulter to Tiln (GB104028058091) 2024 spills / hours 7 / 85 Long-term average 4.8 spills a year (monitored since 2021) Investigation Operational investigation completed Improvement No improvement action in reporting period	Retford Beck	0	0.0	down 100%	100%
Hednesford - Bradbury Lane (CSO) Overflow on sewer network EA ID / permit SVT00318 · Permit application submitted Outlet location SK0052913263 (OS grid reference) · View on Apple Maps WFD catchment Rising Brook (GB104028047280) 2024 spills / hours 0 / 0.0 Long-term average 1.0 spills a year (monitored since 2021) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period	Wem Brook (River Anker)	0	0.0	no change	99%
Brand Lane CSO Overflow on sewer network Company site name WOODHOUSE EAVES - BRAND LANE (CSO) EA ID / permit SVT00328 · T/57/45738/O Outlet location SK5388514269 (OS grid reference) · View on Apple Maps WFD catchment Quorn Brook Catchment (trib of Soar) (GB104028047060) 2024 spills / hours 0 / 0.0 Long-term average 3.1 spills a year (monitored since 2019) Investigation Operational investigation completed Improvement No improvement action in reporting period	Tributary of River Soar	0	0.0	no change	100%
Branston - Clewley Road (SSO) Storm discharge at pumping station EA ID / permit SVT00329 · Unpermitted Outlet location SK2270221816 (OS grid reference) · View on Apple Maps WFD catchment Trent - R Tame to R Dove (GB104028047180) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2022) Investigation Env Act (SODRP) investigation ongoing Improvement No improvement action in reporting period	Trib of River Trent	0	0.0	no change	100%
Lower Midway - Repton Road (CSO) Overflow on sewer network EA ID / permit SVT00338 · Permit application submitted Outlet location SK3106723190 (OS grid reference) · View on Apple Maps WFD catchment Repton Brook Catchment (trib of Trent) (GB104028047390) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2021) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period	Repton Brook	0	0.0	no change	100%
Brewers Drive Overflow on sewer network Company site name PELSALL - BREWERS DRIVE (CSO) EA ID / permit SVT00339 · T/08/36450/O Outlet location SK0216001960 (OS grid reference) · View on Apple Maps WFD catchment Ford Brook from Source to River Tame (GB104028046990) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2022) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period	Rough Brook	0	0.0	no change	100%
Bridgeway CSO Overflow on sewer network Company site name BRIDGEWAY (CSO) EA ID / permit SVT00347 · S/13/26430/O Outlet location SP2058854945 (OS grid reference) · View on Apple Maps WFD catchment Avon (Wark) conf R Leam to Tramway Br, Stratford (GB109054044402) 2024 spills / hours 22 / 162 Long-term average 11.0 spills a year (monitored since 2022) Investigation Env Act (SODRP) investigation ongoing, UWWTR investigation completed, Operational investigation completed Improvement No improvement action in reporting period	The River Avon	0	0.0	down 100%	98%
Brimscombe Caravan Site CSO Overflow on sewer network Company site name BRIMSCOMBE - CARAVAN SITE(SDC 37) (CSO) EA ID / permit SVT00355 · S/22/20973/O Outlet location SO8657102474 (OS grid reference) · View on Apple Maps WFD catchment Frome - source to Ebley Mill (GB109054032470) 2024 spills / hours 0 / 0.0 Long-term average 0.1 spills a year (monitored since 2019) Investigation Operational investigation ongoing Improvement No improvement action in reporting period	River Frome	0	0.0	no change	100%
Broadway Road CSO Overflow on sewer network Company site name WINCHCOMBE - BROADWAY ROAD (CSO) EA ID / permit SVT00368 · S/18/20337/O Outlet location SP0277528662 (OS grid reference) · View on Apple Maps WFD catchment Isbourne - source to conf R Avon (GB109054039631) 2024 spills / hours 1 / 0.8 Long-term average 0.5 spills a year (monitored since 2020) Monitor below 90% Sensor failure / issue · Resolved - Sep Investigation Operational investigation completed Improvement Operational improvement completed	River Isbourne	0	0.0	down 100%	89%
Brocksford Street CSO Overflow on sewer network Company site name LONGTON - BROCKSFORD/HOLLINGS ST (CSO) EA ID / permit SVT00372 · T/01/35711/O Outlet location SJ9007043845 (OS grid reference) · View on Apple Maps WFD catchment Longton Bk - source to R Trent (GB104028053273) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2020) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	Cockster Brook	0	0.0	no change	100%
Brook Road / Abbey Forgate CSO Storm discharge at pumping station Company site name SHREWSBURY -ABBEY FORGATE/BROOK RD (CSO) EA ID / permit SVT00380 · S/02/21036/O Outlet location SJ4994112321 (OS grid reference) · View on Apple Maps WFD catchment Rea Bk - conf Pontesford Bk to conf R Severn (GB109054049630) 2024 spills / hours 1 / 1.2 Long-term average 3.3 spills a year (monitored since 2019) Monitor below 90% No longer operational as an overflow - permit revoked or to be revoked · Overflow no longer spilling to environment - from Jan Investigation Operational investigation completed Improvement Operational improvement ongoing	Rea Brook	–	–		–
Brook Road Combined Sewer Overflow Overflow on sewer network Company site name STOURBRIDGE - BROOK ROAD (CSO) EA ID / permit SVT00381 · S/06/55435/O Outlet location SO9084883434 (OS grid reference) · View on Apple Maps WFD catchment Stour (Worcs) source to conf Smestow Bk (GB109054044750) 2024 spills / hours 1 / 0.1 Long-term average 1.0 spills a year (monitored since 2020) Investigation Operational investigation completed Improvement No improvement action in reporting period	Tributary of River Stour	0	0.0	down 100%	100%
Wellington - Urban Gardens (CSO) Overflow on sewer network EA ID / permit SVT00402 · Permit application submitted Outlet location SJ6625211260 (OS grid reference) · View on Apple Maps WFD catchment Ketley Brook source to Ketley Flood Meadow (GB109054050100) 2024 spills / hours 4 / 8.1 Long-term average 2.0 spills a year (monitored since 2024) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period	Hurley Brook	0	0.0	down 100%	100%
Buildwas (Park View) Inlet overflow at sewage works Sewage works Buildwas Company site name BUILDWAS - PARK VIEW STW (CSO) EA ID / permit SVT00403 · NPSWQD007895 Outlet location SJ6366004620 (OS grid reference) · View on Apple Maps WFD catchment Severn - Sundorne Bk to conf M Wenlock-Farley Bk (GB109054049141) Bathing water River Severn at Ironbridge 2024 spills / hours 3 / 0.5 Long-term average 0.8 spills a year (monitored since 2021) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	Tributary River Severn	0	0.0	down 100%	100%
Burbage - Horsepool (CSO) Overflow on sewer network EA ID / permit SVT00410 · Permit application submitted Outlet location SP4508292301 (OS grid reference) · View on Apple Maps WFD catchment Soar Brook from Source to Soar (GB104028042590) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2022) Investigation Operational investigation completed Improvement No improvement action in reporting period	River Severn	0	0.0	no change	90%
Burbage - Lychgate Lane SPS Storm discharge at pumping station Company site name BURBAGE - LYCHGATE LANE (SSO) EA ID / permit SVT00412 · T/50/09330/O Outlet location SP4502992004 (OS grid reference) · View on Apple Maps WFD catchment Soar Brook from Source to Soar (GB104028042590) 2024 spills / hours 1 / 7.5 Long-term average 5.4 spills a year (monitored since 2021) Investigation Env Act (SODRP) investigation ongoing, Operational investigation ongoing Improvement No improvement action in reporting period	Tributary of Soar Brook	0	0.0	down 100%	100%
Burbage - Woodland Ave (CSO) Overflow on sewer network EA ID / permit SVT00415 · Permit application submitted Outlet location SP4451193105 (OS grid reference) · View on Apple Maps WFD catchment Soar Brook from Source to Soar (GB104028042590) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2022) Investigation Operational investigation ongoing Improvement No improvement action in reporting period	Unnamed Tributary of Soar Brook	0	0.0	no change	99%
Burton Lazars Sewage Treatment Work Inlet overflow at sewage works Sewage works Burton Lazars Sewage Treatment Work Company site name BURTON LAZARS STW (CSO) EA ID / permit SVT00428 · T/54/45615/R Outlet location SK7813617224 (OS grid reference) · View on Apple Maps WFD catchment Burton Brook Catchment (trib of Eye) (GB104028047500) 2024 spills / hours 50 / 191 Long-term average 59.4 spills a year (monitored since 2021) Monitor below 90% Sensor failure / issue · Resolved - Jun Investigation Env Act (SODRP) investigation ongoing, UWWTR investigation ongoing, Operational investigation completed Improvement Operational improvement completed	Burton Brook	0	0.0	down 100%	64%
Burton on the Wolds WwTW Inlet overflow at sewage works Sewage works Burton On The Wolds Company site name BURTON ON THE WOLDS STW (SSTO) EA ID / permit SVT00430 · T/57/45802/R Outlet location SK5911020270 (OS grid reference) · View on Apple Maps WFD catchment Walton Brook Catchment (trib of Soar) (GB104028047110) 2024 spills / hours 5 / 19 Long-term average 11.3 spills a year (monitored since 2020) Investigation UWWTR investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	Walton Brook	0	0.0	down 100%	100%
Burton Road Combined Sewer Overflow Overflow on sewer network Company site name CASTLE GRESLEY - BURTON ROAD (CSO) EA ID / permit SVT00431 · T/24/21126/O Outlet location SK2805017767 (OS grid reference) · View on Apple Maps WFD catchment Darklands Brook Catchment (trib of Trent) (GB104028047310) 2024 spills / hours 0 / 0.0 Long-term average 59.7 spills a year (monitored since 2019) Investigation Env Act (SODRP) investigation ongoing, UWWTR investigation completed, Operational investigation completed Improvement No improvement action in reporting period	A Trib of Stanton Brook	0	0.0	no change	94%
Burton Upon Trent - Rosliston Road (CSO) Overflow on sewer network EA ID / permit SVT00439 · Permit application submitted Outlet location SK2501221493 (OS grid reference) · View on Apple Maps WFD catchment Trent - R Tame to R Dove (GB104028047180) 2024 spills / hours 0 / 0.0 Long-term average 1.0 spills a year (monitored since 2022) Investigation Env Act (SODRP) investigation ongoing, Operational investigation ongoing Improvement No improvement action in reporting period	River Trent	0	0.0	no change	100%
Burton Upon Trent - Scalpcliffe Rd 3 (CSO) Overflow on sewer network EA ID / permit SVT00440 · Permit application submitted Outlet location SK2569723101 (OS grid reference) · View on Apple Maps WFD catchment Trent - R Tame to R Dove (GB104028047180) 2024 spills / hours 0 / 0.0 Long-term average 1.0 spills a year (monitored since 2022) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	River Trent	0	0.0	no change	100%
Bussage South CSO Overflow on sewer network Company site name BUSSAGE - TOADSMOOR ROAD (SDC 38) (CSO) EA ID / permit SVT00442 · S/22/25173/O Outlet location SO8793103208 (OS grid reference) · View on Apple Maps WFD catchment Frome - source to Ebley Mill (GB109054032470) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2019) Investigation Operational investigation ongoing Improvement No improvement action in reporting period	Tributary of River Frome	0	0.0	no change	100%
Calcott Sewage Pumping Station Storm discharge at pumping station Company site name BICTON - CALCOTT LANE (SSO) EA ID / permit SVT00450 · S/02/55421/O Outlet location SJ4499514160 (OS grid reference) · View on Apple Maps WFD catchment Severn - conf Bele Bk to conf Sundorne Bk (GB109054049142) 2024 spills / hours 10 / 73 Long-term average 8.7 spills a year (monitored since 2020) Investigation UWWTR investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	Tributary of River Severn	0	0.0	down 100%	100%
Stoke on Trent - Campbell Road (CSO) Storm tank at sewage works Sewage works Stoke On Trent Campbell Road EA ID / permit SVT00460 · EPRKB3193EK Outlet location SJ8759943629 (OS grid reference) · View on Apple Maps WFD catchment Trent from Fowlea Brook to Tittensor (GB104028053271) 2024 spills / hours 0 / 0.0 Long-term average 2.6 spills a year (monitored since 2021) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	Sherbourne Brook	0	0.0	no change	100%
Canal Lane CSO Overflow on sewer network Company site name TUNSTALL - CANAL LN (CSO) EA ID / permit SVT00461 · T/01/30158/O Outlet location SJ8545250521 (OS grid reference) · View on Apple Maps WFD catchment Fowlea Brook from Source to River Trent (GB104028053360) 2024 spills / hours 3 / 0.7 Long-term average 3.0 spills a year (monitored since 2020) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	Tributary of Fowlea Brook	0	0.0	down 100%	99%
Cannock Road - Central Junction CSO Overflow on sewer network Company site name CANNOCK - CEMETERY RD (CENTRAL PH) (CSO) EA ID / permit SVT00467 · TSC432 Outlet location SJ9949610855 (OS grid reference) · View on Apple Maps WFD catchment Saredon Brook from Source to River Penk (GB104028046740) 2024 spills / hours 4 / 0.8 Long-term average 23.3 spills a year (monitored since 2019) Investigation Env Act (SODRP) investigation ongoing, UWWTR investigation completed, Operational investigation completed Improvement No improvement action in reporting period	Ridings Brook	0	0.0	down 100%	100%
Cannock Road CSO Overflow on sewer network Company site name HEDNESFORD - CANNOCK/CUMBERLAND RD (CSO) EA ID / permit SVT00468 · T/03/03105/O Outlet location SJ9944111899 (OS grid reference) · View on Apple Maps WFD catchment Saredon Brook from Source to River Penk (GB104028046740) 2024 spills / hours 2 / 0.1 Long-term average 3.2 spills a year (monitored since 2020) Monitor below 90% Sensor failure / issue · Resolved - Feb Investigation Env Act (SODRP) investigation ongoing, UWWTR investigation completed, Operational investigation completed Improvement No improvement action in reporting period	Tributary of Ridings Brook	0	0.0	down 100%	89%
Carisbrooke Road - Storm Overflow Overflow on sewer network Company site name KNIGHTON - CARISBROOKE ROAD (CSO) EA ID / permit SVT00477 · T/52/03092/O Outlet location SK6046001210 (OS grid reference) · View on Apple Maps WFD catchment Wash Brook Catchment (trib of Soar) (GB104028046910) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2022) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period	Wash/Saffron Brook (River Soar	0	0.0	no change	100%
Carlton - Burton Ave/Foxhill Rd CSO Overflow on sewer network Company site name CARLTON - BURTON AVE/FOXHILL RD (CSO) EA ID / permit SVT00479 · T/64/45354/O Outlet location SK6220441933 (OS grid reference) · View on Apple Maps WFD catchment Ouse Dyke Catchment (trib of Trent) (GB104028053260) 2024 spills / hours 0 / 0.0 Long-term average 4.7 spills a year (monitored since 2017) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	Ouse Dyke	0	0.0	no change	100%
Castle Orchard Pumping Station Storm discharge at pumping station Company site name DUFFIELD - CASTLE ORCHARD (SSO) EA ID / permit SVT00493 · T/42/40222/O Outlet location SK3451043940 (OS grid reference) · View on Apple Maps WFD catchment Derwent from Amber to Bottle Brook (GB104028052310) 2024 spills / hours 0 / 0.0 Long-term average 5.3 spills a year (monitored since 2020) Investigation Operational investigation completed Improvement No improvement action in reporting period	River Derwent	0	0.0	no change	100%
Castle Vale - Kingsbury Road (CSO) Overflow on sewer network EA ID / permit SVT00496 · Unpermitted Outlet location SP1487190884 (OS grid reference) · View on Apple Maps WFD catchment Plants Brook Catchment (trib of Tame) (GB104028046860) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2019) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period	Plants Brook	0	0.0	no change	100%
Catthorpe Sewage Pumping Station Storm discharge at pumping station Company site name CATTHORPE - CATTHORPE SPS (CSO) EA ID / permit SVT00498 · S/10/25578/O Outlet location SP5474078160 (OS grid reference) · View on Apple Maps WFD catchment Avon - ClaycotonYelvertoft Bk to conf R Sowe (GB109054043920) 2024 spills / hours 6 / 21 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	Ditch Trib of River Avon	0	0.0	down 100%	100%
Farndon - Chapel Lane (SSO) Storm discharge at pumping station EA ID / permit SVT00509 · Permit application submitted Outlet location SK7680652129 (OS grid reference) · View on Apple Maps WFD catchment Trent from Soar to The Beck (GB104028053110) 2024 spills / hours 6 / 114 Long-term average 2.8 spills a year (monitored since 2021) Investigation Operational investigation completed Improvement Operational improvement completed	Edingley Beck	0	0.0	down 100%	100%
Chapel Street CSO Overflow on sewer network Company site name MEASHAM - CHAPEL STREET (CSO) EA ID / permit SVT00510 · T/23/08998/O Outlet location SK3319312265 (OS grid reference) · View on Apple Maps WFD catchment Mease from Gilwiskaw Bk to Hooborough Brook (GB104028046570) 2024 spills / hours 0 / 0.0 Long-term average 0.6 spills a year (monitored since 2021) Investigation Env Act (SODRP) investigation ongoing, Operational investigation ongoing Improvement No improvement action in reporting period	Tributary of River Mease	0	0.0	no change	99%
Charlemont Road CSO Overflow on sewer network Company site name WEST BROMWICH - CHARLEMONT ROAD (CSO) EA ID / permit SVT00513 · T/08/22796/O Outlet location SP0216293894 (OS grid reference) · View on Apple Maps WFD catchment Tame - conf two arms to R Rea (GB104028046842) 2024 spills / hours 0 / 0.0 Long-term average 0.1 spills a year (monitored since 2019) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	Tributary of River Tame	0	0.0	no change	100%
Charles Road CSO Overflow on sewer network Company site name STOURBRIDGE - CHARLES ROAD (CSO) EA ID / permit SVT00514 · S/06/55455/O Outlet location SO8953884771 (OS grid reference) · View on Apple Maps WFD catchment Stour (Worcs) source to conf Smestow Bk (GB109054044750) 2024 spills / hours 0 / 0.0 Long-term average 0.5 spills a year (monitored since 2020) Investigation Operational investigation completed Improvement No improvement action in reporting period	River Stour	0	0.0	no change	100%
Charlotte Rd/Ashtree Rd Jct CSO Overflow on sewer network Company site name BREEDON CROSS - CHARLOTTE ROAD (CSO) EA ID / permit SVT00515 · T/09/21290/O Outlet location SP0543080618 (OS grid reference) · View on Apple Maps WFD catchment Rea source to Bourn Brook (GB104028042510) 2024 spills / hours 0 / 0.0 Long-term average 2.4 spills a year (monitored since 2019) Investigation Env Act (SODRP) investigation ongoing, UWWTR investigation ongoing Improvement No improvement action in reporting period	Trib of River Rea	0	0.0	no change	100%
Checkley - Badgers Hollow SPS (CSO) Storm discharge at pumping station EA ID / permit SVT00519 · Permit application submitted Outlet location SK0243337919 (OS grid reference) · View on Apple Maps WFD catchment Tean from Cheadle Catchment to River Dove (GB104028052450) 2024 spills / hours 0 / 0.0 Long-term average 0.0 spills a year (monitored since 2023) Investigation No investigation activity in reporting period Improvement No improvement action in reporting period	River Tean	0	0.0	no change	100%
Cheltenham - Arle Road CSO Overflow on sewer network Company site name CHELTENHAM - ARLE SWO (CSO) EA ID / permit SVT00527 · S/20/25068/O Outlet location SO9340823440 (OS grid reference) · View on Apple Maps WFD catchment Chelt - source to M5 (GB109054032820) 2024 spills / hours – / – Long-term average 10.3 spills a year (monitored since 2021) Investigation UWWTR investigation ongoing, Operational investigation completed Improvement Operational improvement completed	River Chelt	0	0.0		100%
Chesterfield-8_WINDERMERE Rd (CSO) Overflow on sewer network EA ID / permit SVT00534 · Permit application submitted Outlet location SK3887962839 (OS grid reference) · View on Apple Maps WFD catchment Press Brook Catchment (trib of Amber) (GB104028052370) 2024 spills / hours 0 / 0.0 Long-term average 3.5 spills a year (monitored since 2022) Investigation Operational investigation ongoing Improvement No improvement action in reporting period	Ditch	0	0.0	no change	100%
Church Hill Combined Storm Overflow Overflow on sewer network Company site name NORTHFIELD - CHURCH HILL (CSO) EA ID / permit SVT00541 · T/09/36172/O Outlet location SP0257078860 (OS grid reference) · View on Apple Maps WFD catchment Rea source to Bourn Brook (GB104028042510) 2024 spills / hours 0 / 0.0 Long-term average 0.2 spills a year (monitored since 2020) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	River Rea	0	0.0	no change	100%
Church Lane PS /Stm & Emergency of Storm discharge at pumping station Company site name OSGATHORPE - CHURCH LANE (SSO) EA ID / permit SVT00544 · T/57/07182/O Outlet location SK4340019400 (OS grid reference) · View on Apple Maps WFD catchment Long Whatton Brook Catchment (trib of Soar) (GB104028047170) 2024 spills / hours 7 / 45 Long-term average 8.8 spills a year (monitored since 2020) Investigation UWWTR investigation completed, Operational investigation completed Improvement No improvement action in reporting period	West Meadow Brook	0	0.0	down 100%	99%
Church Rd CSO Overflow on sewer network Company site name NORTHFIELD - CHURCH ROAD (CSO) EA ID / permit SVT00549 · T/09/30214/O Outlet location SP0263079831 (OS grid reference) · View on Apple Maps WFD catchment Griffins Brook from Source to R Rea (GB104028042520) 2024 spills / hours 1 / 0.5 Long-term average 5.3 spills a year (monitored since 2019) Investigation Operational investigation completed Improvement No improvement action in reporting period	Trib of the Bourn	0	0.0	down 100%	100%
Church Road CSO Overflow on sewer network Company site name WILMCOTE - CHURCH ROAD (CSO) EA ID / permit SVT00551 · S/13/26500/O Outlet location SP1655957967 (OS grid reference) · View on Apple Maps WFD catchment Avon- Tramway Br Stratford to Workman Br Evesham (GB109054044401) 2024 spills / hours 4 / 0.8 Long-term average 4.3 spills a year (monitored since 2019) Monitor below 90% No longer operational as an overflow - permit revoked or to be revoked · Overflow no longer spilling to environment - from Apr Investigation Operational investigation completed Improvement No improvement action in reporting period	Trib of Shottery Brook	0	0.0	down 100%	100%
Silverdale - Church Street (CSO) Overflow on sewer network EA ID / permit SVT00553 · Permit application submitted Outlet location SJ8231846609 (OS grid reference) · View on Apple Maps WFD catchment Lyme Brook Catchment (trib of Trent) (GB104028053340) 2024 spills / hours 0 / 0.0 Long-term average 0.4 spills a year (monitored since 2021) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	River Teme	0	0.0	no change	100%
Church Street - Broseley CSO Overflow on sewer network Company site name BROSELEY - CHURCH ST (FIELD 7365) (SO) EA ID / permit SVT00554 · S/02/55701/O Outlet location SJ6779401711 (OS grid reference) · View on Apple Maps WFD catchment Severn conf M Wenlock-Farley Bk to conf R Worfe (GB109054049143) 2024 spills / hours 4 / 2.0 Long-term average 2.5 spills a year (monitored since 2020) Investigation Env Act (SODRP) investigation ongoing, Operational investigation completed Improvement No improvement action in reporting period	Tributary of the River Severn	0	0.0	down 100%	100%

Sewage treatment works

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

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