Storm overflow register · 2025 annual return

Yorkshire Water storm overflows, 2025

Yorkshire Water reported 2,187 storm overflows in England for 2025. Together they recorded 51,431 spills over 285,931 hours, an average of 23.5 spills per overflow against 20.4 across England. That ranks 8 of 10 companies, where 1 is the fewest spills per overflow. Counting the same overflows in both years, spills were down 25% on 2024.

291 overflows did not spill · 196 spilled more than 60 times · 1,981 had monitors working for 90% of the year or more · 283 sewage treatment works with overflows

Hours spilling by month, 2025

025k50k75k100kJan 2025: 83,826 hours spillingJanFeb 2025: 5,531 hours spillingFebMar 2025: 3,935 hours spillingMarApr 2025: 545 hours spillingAprMay 2025: 1,606 hours spillingMayJun 2025: 1,734 hours spillingJunJul 2025: 7,048 hours spillingJulAug 2025: 729 hours spillingAugSep 2025: 20,226 hours spillingSepOct 2025: 12,651 hours spillingOctNov 2025: 64,756 hours spillingNovDec 2025: 83,310 hours spillingDec
Hours spilling, all Yorkshire Water overflows, from the start/stop records. Spills running across a month end are split between the months.

All Yorkshire Water storm overflows

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

OverflowDischarges toSpills 2025Hours 2025Spills vs 2024Monitor uptime
Kearsley Lne/Daylands Ave/Hameline
Overflow on sewer network
Company site name
HAMELINE ROAD/NO 2 CSO
EA ID / permit
YWS01384 · WRA7381
Outlet location
SK5097097850 (OS grid reference) · View on Apple Maps
WFD catchment
Kearsley Bk (GB104027064244)
2024 spills / hours
2 / 0.8
Long-term average
0.5 spills a year (monitored since 2020)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Kearsley Brook 1 0.3 down 50% 100%
Clay Hall SPS
Storm discharge at pumping station
Company site name
CLAY HALL/CSO
EA ID / permit
YWS01501 · WRA7941
Outlet location
SE2866008370 (OS grid reference) · View on Apple Maps
WFD catchment
Cawthorne Dyke from Source to Silkstone Beck (GB104027063150)
2024 spills / hours
1 / 0.3
Long-term average
5.7 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Unnamed Trib of Cawthorne Dike 1 0.3 no change 98%
Laithes Lane CSO
Overflow on sewer network
Company site name
LAITHES LANE/CSO
EA ID / permit
YWS01513 · WRA7957
Outlet location
SE3642009880 (OS grid reference) · View on Apple Maps
WFD catchment
Cudworth Dyke from Source to River Dearne (GB104027063230)
2024 spills / hours
12 / 136
Long-term average
27.2 spills a year (monitored since 2020)
Monitor below 90%
Comms failure / issue · Resolved - Jun
Investigation
UWWTR investigation ongoing
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Trib of Cudworth Dyke 1 0.3 down 92% 83%
New Inn Beck CSO
Overflow on sewer network
Company site name
NEW INN BECK/CSO
EA ID / permit
YWS01560 · WRA8063
Outlet location
SE0995032480 (OS grid reference) · View on Apple Maps
WFD catchment
Clayton Beck (Source to Bradford Bk) (GB104027062861)
2024 spills / hours
2 / 0.8
Long-term average
1.3 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Pinch Beck 1 0.3 down 50% 100%
Pellon Lane CSO
Overflow on sewer network
Company site name
PELLON LANE/CSO
EA ID / permit
YWS01653 · WRA8191
Outlet location
SE0804825985 (OS grid reference) · View on Apple Maps
WFD catchment
Hebble Brook from Source to River Calder (GB104027062780)
2024 spills / hours
2 / 1.3
Long-term average
2.0 spills a year (monitored since 2020)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Hebble Brook Culverted 1 0.3 down 50% 100%
Owston Road CSO
Overflow on sewer network
Company site name
OWSTON ROAD/CSO
EA ID / permit
YWS01664 · WRA8205
Outlet location
SE5460010020 (OS grid reference) · View on Apple Maps
WFD catchment
Ea Beck from the Skell to River Don (GB104027057591)
2024 spills / hours
2 / 2.3
Long-term average
2.7 spills a year (monitored since 2020)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Wellsyke Drain 1 0.3 down 50% 100%
Syke Ing No 2 CSO
Overflow on sewer network
Company site name
SYKE ING/NO 2 CSO
EA ID / permit
YWS01665 · WRA8206
Outlet location
SE2615621346 (OS grid reference) · View on Apple Maps
WFD catchment
Calder from River Colne to River Chald (GB104027062631)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2020)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Chickenley Beck 1 0.3 up from 0 99%
North Brook Street No 1 CSO
Overflow on sewer network
Company site name
NORTH BROOK ST/NO 2 CSO
EA ID / permit
YWS01675 · WRA8213
Outlet location
SE1653033650 (OS grid reference) · View on Apple Maps
WFD catchment
Bradford Beck (Clayton Bk to R Aire) (GB104027062862)
2024 spills / hours
4 / 1.5
Long-term average
1.3 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Bradford Beck (Culverted) 1 0.3 down 75% 100%
Prince of Wales Public Sewer
Overflow on sewer network
Company site name
HARBOROUGH AVENUE/CSO
EA ID / permit
YWS01680 · EPR/RB3254TX
Outlet location
SK3931087310 (OS grid reference) · View on Apple Maps
WFD catchment
Car Brook from Source to River Don (GB104027057360)
2024 spills / hours
2 / 0.5
Long-term average
6.2 spills a year (monitored since 2020)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Car Brook (via Public Sewer) 1 0.3 down 50% 100%
Rochdale Road CSO
Overflow on sewer network
Company site name
ROCHDALE ROAD/CSO
EA ID / permit
YWS01772 · WRA8442
Outlet location
SE0967821322 (OS grid reference) · View on Apple Maps
WFD catchment
Black Brook from Source to River Calder (GB104027062570)
2024 spills / hours
2 / 0.5
Long-term average
1.7 spills a year (monitored since 2020)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Black Brook 1 0.3 down 50% 99%
Poplar Road CSO
Overflow on sewer network
Company site name
POPLAR ROAD/CSO
EA ID / permit
YWS01800 · WRA8481
Outlet location
SE1526036500 (OS grid reference) · View on Apple Maps
WFD catchment
Bradford Beck (Clayton Bk to R Aire) (GB104027062862)
2024 spills / hours
2 / 0.5
Long-term average
1.2 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Bradford Beck 1 0.3 down 50% 100%
Ivy Street CSO
Overflow on sewer network
Company site name
IVY STREET/CSO
EA ID / permit
YWS01806 · WRA8489
Outlet location
SE1514716495 (OS grid reference) · View on Apple Maps
WFD catchment
River Colne from River Holme to River Calder (GB104027062550)
2024 spills / hours
0 / 0.0
Long-term average
1.7 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
River Colne 1 0.3 up from 0 100%
Whitecote Rise CSO
Overflow on sewer network
Company site name
WHITECOTE RISE/CSO
EA ID / permit
YWS01838 · WRA8541
Outlet location
SE2377035630 (OS grid reference) · View on Apple Maps
WFD catchment
Aire from Gill Beck (Baildon) to Wyke Beck (GB104027063035)
2024 spills / hours
1 / 0.3
Long-term average
0.7 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Tributary of the River Aire 1 0.3 no change 99%
Wansford Sewage Pumping Station
Overflow on sewer network
Company site name
WANSFORD THE SQUARE/CSO
EA ID / permit
YWS01888 · WRA8630
Outlet location
TA0644056460 (OS grid reference) · View on Apple Maps
WFD catchment
Nafferton Beck from Source to to Driffield Canal (GB104026067090)
2024 spills / hours
9 / 105
Long-term average
1.7 spills a year (monitored since 2020)
Monitor below 90%
Sensor failure / issue · Resolved - May
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Unnamed Trib of Nafferton Beck 1 0.3 down 89% 65%
Pickford Street CSO
Overflow on sewer network
Company site name
PICKFORD STREET/NO 2 CSO
EA ID / permit
YWS01966 · WRA8768
Outlet location
SE1150015680 (OS grid reference) · View on Apple Maps
WFD catchment
River Colne from Wessenden Brook to R Holme (GB104027063330)
2024 spills / hours
1 / 0.3
Long-term average
1.0 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Tributary of the River Colne 1 0.3 no change 100%
Rotherside Road CSO
Overflow on sewer network
Company site name
ROTHERSIDE ROAD/CSO
EA ID / permit
YWS01993 · WRA9068
Outlet location
SK4353179794 (OS grid reference) · View on Apple Maps
WFD catchment
The Moss from Source to River Rother (GB104027057720)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2020)
Monitor below 90%
Sensor failure / issue · Resolved - May
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
River Moss 1 0.3 up from 0 60%
Woodhouse Road 36 CSO
Overflow on sewer network
Company site name
WOODHOUSE ROAD 36/CSO
EA ID / permit
YWS02011 · WRA9104
Outlet location
SE0601540208 (OS grid reference) · View on Apple Maps
WFD catchment
Worth from Bridgehouse Beck to R Aire (GB104027062891)
2024 spills / hours
3 / 0.8
Long-term average
7.2 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
River Worth 1 0.3 down 67% 100%
Attercliffe Hill CSO
Overflow on sewer network
Company site name
ATTERCLIFFE HILL/CSO
EA ID / permit
YWS02025 · WRA9124
Outlet location
SK3814489097 (OS grid reference) · View on Apple Maps
WFD catchment
Don from River Loxley confl to River Don Works (GB104027057412)
2024 spills / hours
1 / 0.3
Long-term average
2.7 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Kirk Bridge Dike 1 0.3 no change 100%
Carr Manor Road CSO
Overflow on sewer network
Company site name
CARR MANOR ROAD/CSO
EA ID / permit
YWS02046 · WRA9150
Outlet location
SE2955037600 (OS grid reference) · View on Apple Maps
WFD catchment
Meanwood Beck from Source to River Aire (GB104027062900)
2024 spills / hours
1 / 0.8
Long-term average
1.7 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Tributary of Stain Beck 1 0.3 no change 100%
Claremont Street CSO
Overflow on sewer network
Company site name
CLAREMONT ST ROTHERHM/CSO
EA ID / permit
YWS02079 · WRA9185
Outlet location
SK4082092580 (OS grid reference) · View on Apple Maps
WFD catchment
Don from Greasborough Dyke to River Dearne (GB104027057452)
2024 spills / hours
1 / 0.5
Long-term average
0.3 spills a year (monitored since 2020)
Monitor below 90%
Sensor failure / issue · Resolved - Sep
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Tributary of Holmes Tail Goit 1 0.3 no change 36%
Hartley Brook Avenue CSO
Overflow on sewer network
Company site name
HARTLEY BROOK AVENUE/CSO
EA ID / permit
YWS02087 · WRA9193
Outlet location
SK3627092830 (OS grid reference) · View on Apple Maps
WFD catchment
Blackburn Brook from Source to River Don (GB104027057440)
2024 spills / hours
1 / 0.3
Long-term average
1.0 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Hartley Brook Dike 1 0.3 no change 100%
Parkside Road CSO
Overflow on sewer network
Company site name
PARKSIDE ROAD/CSO
EA ID / permit
YWS02089 · WRA9195
Outlet location
SK3326490517 (OS grid reference) · View on Apple Maps
WFD catchment
Don from Little Don to River Loxley confluence (GB104027057411)
2024 spills / hours
1 / 0.3
Long-term average
2.0 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
River Don 1 0.3 no change 100%
Hardhurst Road CSO
Overflow on sewer network
Company site name
HARDHURST ROAD/CSO
EA ID / permit
YWS02109 · WRA9215
Outlet location
SK3756376424 (OS grid reference) · View on Apple Maps
WFD catchment
Drone from Source to River Whitting (GB104027057710)
2024 spills / hours
1 / 2.5
Long-term average
34.2 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation completed, UWWTR investigation completed, Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
River Drone 1 0.3 no change 100%
Cowling CSO
Overflow on sewer network
Company site name
COWLING/CSO
EA ID / permit
YWS02115 · WRA9222
Outlet location
SD9681743002 (OS grid reference) · View on Apple Maps
WFD catchment
Eastburn Beck from Source to Lothersdale Beck (GB104027062930)
2024 spills / hours
0 / 0.0
Long-term average
2.2 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Ickornshaw Beck 1 0.3 up from 0 100%
West Street Worsbrough CSO
Overflow on sewer network
Company site name
WEST ST WORSBROUGH/CSO
EA ID / permit
YWS02127 · WRA9239
Outlet location
SE3611303521 (OS grid reference) · View on Apple Maps
WFD catchment
Dove from Source to River Dearne (GB104027057510)
2024 spills / hours
0 / 0.0
Long-term average
4.0 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
River Dove 1 0.3 up from 0 100%
Longroyd Manch Road CSO
Overflow on sewer network
Company site name
SPRINGDALE AVENUE/CSO
EA ID / permit
YWS02168 · WRA9301
Outlet location
SE1356716072 (OS grid reference) · View on Apple Maps
WFD catchment
River Colne from Wessenden Brook to R Holme (GB104027063330)
2024 spills / hours
10 / 3.3
Long-term average
42.7 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation completed, UWWTR investigation completed, Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
River Colne 1 0.3 down 90% 92%
Spring Grove CSO
Overflow on sewer network
Company site name
SPRING GROVE/CSO
EA ID / permit
YWS02181 · WRA9319
Outlet location
SE2534010700 (OS grid reference) · View on Apple Maps
WFD catchment
Dearne from Source to Bentley Brook (GB104027063220)
2024 spills / hours
1 / 0.3
Long-term average
1.2 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Trib of River Dearne 1 0.3 no change 100%
Spring Gardens Sewage Pumping Sta.
Storm discharge at pumping station
Company site name
SPRING GARDENS BEAL/CSO
EA ID / permit
YWS02192 · YWUCD1/53
Outlet location
SE5287224342 (OS grid reference) · View on Apple Maps
WFD catchment
Aire from Fryston Beck to River Ouse (GB104027063037)
2024 spills / hours
6 / 2.3
Long-term average
25.0 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation completed, UWWTR investigation completed, Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Tributary of River Aire 1 0.3 down 83% 100%
Cod & Lobster SSO
Overflow on sewer network
Company site name
SLIPWAY/CSO
EA ID / permit
YWS02199 · YWUCD2/108
Outlet location
NZ7836518869 (OS grid reference) · View on Apple Maps
WFD catchment
Yorkshire North (GB650401500004)
2024 spills / hours
5 / 6.5
Long-term average
6.3 spills a year (monitored since 2020)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
North Sea 1 0.3 down 80% 99%
Aldborough SSO
Overflow on sewer network
Company site name
DUNSFORTH RD ALDBORO/CSO
EA ID / permit
YWS02207 · YWUCD2/2
Outlet location
SE4158466000 (OS grid reference) · View on Apple Maps
WFD catchment
Ure from River Tutt to River Swale (GB104027064162)
2024 spills / hours
0 / 0.0
Long-term average
0.8 spills a year (monitored since 2020)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Low Commondrain 1 0.3 up from 0 100%
Permit applied for
Overflow on sewer network
Company site name
VALE MILL LANE/SPS
EA ID / permit
YWS02279 · Permit applied for
Outlet location
SE0383938219 (OS grid reference) · View on Apple Maps
WFD catchment
Worth from Bridgehouse Beck to R Aire (GB104027062891)
2024 spills / hours
0 / 0.0
Long-term average
0.7 spills a year (monitored since 2023)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.3 hours spilling →
Permit applied for 1 0.3 up from 0 100%
East Crescent CSO
Overflow on sewer network
Company site name
EAST CRESCENT/CSO
EA ID / permit
YWS00595 · 27/29/0074
Outlet location
NZ8986011368 (OS grid reference) · View on Apple Maps
WFD catchment
ESK (E) (GB510402703400)
Bathing water
Whitby
2024 spills / hours
0 / 0.0
Long-term average
0.3 spills a year (monitored since 2020)
Investigation
UWWTR investigation ongoing
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.2 hours spilling →
River Esk Tidal 2 0.2 up from 0 92%
Old Maltongate CSO
Overflow on sewer network
Company site name
OLD MALTONGATE/CSO
EA ID / permit
YWS01009 · NPSWQD005796
Outlet location
SE7863271514 (OS grid reference) · View on Apple Maps
WFD catchment
Derwent from River Rye to Kirkham (GB104027068313)
2024 spills / hours
2 / 0.6
Long-term average
2.3 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.1 hours spilling →
The River Derwent 2 0.1 no change 100%
Lane End Farm CSO
Overflow on sewer network
Company site name
LANE END FARM/CSO
EA ID / permit
YWS01644 · WRA8182
Outlet location
SE1242438930 (OS grid reference) · View on Apple Maps
WFD catchment
Aire (R Worth to Gill Beck) (GB104027063034)
2024 spills / hours
11 / 3.4
Long-term average
8.2 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation completed, UWWTR investigation completed, Operational investigation completed
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.1 hours spilling →
Little Beck (Culverted) 1 0.1 down 91% 100%
Station Road CSO
Overflow on sewer network
Company site name
YORK STATION ROAD/CSO
EA ID / permit
YWS00468 · 27/24/0454
Outlet location
SE5995051914 (OS grid reference) · View on Apple Maps
WFD catchment
Ouse from River Nidd to Stillingfleet Beck (GB104027069593)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.0 hours spilling →
River Ouse 1 0.0 up from 0 100%
Halton Dean Tip CSO
Overflow on sewer network
Company site name
HALTON DEAN TIP/CSO
EA ID / permit
YWS00003 · 1032
Outlet location
SE3512034140 (OS grid reference) · View on Apple Maps
WFD catchment
Wyke Beck from Source to River Aire (GB104027062880)
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
Dean Dyke 0 0.0 no change 100%
Hemingbrough Wpc Works
Storm discharge at pumping station
Company site name
HEMINGBROUGH NORTH/CSO
EA ID / permit
YWS00016 · 1232
Outlet location
SE6700030000 (OS grid reference) · View on Apple Maps
WFD catchment
Ouse from R Wharfe to Upper Humber (GB104027064270)
2024 spills / hours
0 / 0.0
Long-term average
1.3 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Old Course of River Ouse 0 0.0 no change 100%
Monkbridge Road CSO
Overflow on sewer network
Company site name
MONKBRIDGE ROAD/CSO
EA ID / permit
YWS00017 · 1281
Outlet location
SE2844036830 (OS grid reference) · View on Apple Maps
WFD catchment
Meanwood Beck from Source to River Aire (GB104027062900)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2020)
Monitor below 90%
Sensor failure / issue · Resolved - Jun
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Meanwood Beck 0 0.0 no change 58%
West Handley CSO
Overflow on sewer network
Company site name
WEST HANDLEY/NO 2 CSO
EA ID / permit
YWS00031 · 1549
Outlet location
SK3790577250 (OS grid reference) · View on Apple Maps
WFD catchment
Rother, Spittal Brook to Doe Lea (GB104027057771)
2024 spills / hours
7 / 64
Long-term average
8.2 spills a year (monitored since 2020)
Monitor below 90%
Comms failure / issue · Resolved - January after reporting year
Investigation
UWWTR investigation ongoing, Operational investigation completed
Improvement
No improvement action in reporting period
Tributary of the River Rother 0 0.0 down 100% 1%
Proposed SSO No 14 Manhole
Overflow on sewer network
Company site name
FIELD 0064 DARLEY RD/CSO
EA ID / permit
YWS00049 · 1716
Outlet location
SE2530057800 (OS grid reference) · View on Apple Maps
WFD catchment
Crimple Beck from Source to Park Beck (GB104027063741)
2024 spills / hours
2 / 1.0
Long-term average
0.8 spills a year (monitored since 2020)
Monitor below 90%
Comms failure / issue · Resolved - May
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
River Nidd 0 0.0 down 100% 59%
Snaith South Pumping Station CSO
Storm discharge at pumping station
Company site name
SNAITH SOUTH/CSO
EA ID / permit
YWS00054 · EPRQB3697NW
Outlet location
SE6353522349 (OS grid reference) · View on Apple Maps
WFD catchment
Aire from Fryston Beck to River Ouse (GB104027063037)
2024 spills / hours
2 / 4.0
Long-term average
0.5 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Tidal River Aire 0 0.0 down 100% 100%
Broad Lane SPS
Storm discharge at pumping station
Company site name
HOWDEN BROAD LN/CSO
EA ID / permit
YWS00082 · 2086
Outlet location
SE7514027840 (OS grid reference) · View on Apple Maps
WFD catchment
Not part of a WFD catchment
2024 spills / hours
66 / 183
Monitor below 90%
No longer operational as an overflow - permit revoked or to be revoked · Overflow no longer spilling to environment - from Jan
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Howden Dike Drain – – –
Tigley CSO, Tingley
Storm discharge at pumping station
Company site name
TINGLEY/CSO
EA ID / permit
YWS00113 · 2294
Outlet location
SE2875226361 (OS grid reference) · View on Apple Maps
WFD catchment
Oulton Beck from Source to River Aire (GB104027062680)
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
Denshaw Beck 0 0.0 no change 100%
Swinnow View CSO
Overflow on sewer network
Company site name
SWINNOW VIEW/CSO
EA ID / permit
YWS00139 · 2467
Outlet location
SE2455433606 (OS grid reference) · View on Apple Maps
WFD catchment
Low/Wortley/Pudsey Bks from Source to Milshaw Beck (GB104027062830)
2024 spills / hours
1 / 0.3
Long-term average
0.2 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Farnley Beck 0 0.0 down 100% 93%
Stannary CSO
Overflow on sewer network
Company site name
STANNARY HALIFAX/CSO
EA ID / permit
YWS00166 · 2641
Outlet location
SE0912025730 (OS grid reference) · View on Apple Maps
WFD catchment
Hebble Brook from Source to River Calder (GB104027062780)
2024 spills / hours
3 / 1.3
Long-term average
1.2 spills a year (monitored since 2020)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
Hebble Brook 0 0.0 down 100% 100%
Leeds Road Ilkley NO2 CSO
Overflow on sewer network
Company site name
LEEDS ROAD ILKLEY/2 CSO
EA ID / permit
YWS00172 · QC.27/19/0024
Outlet location
SE1284348265 (OS grid reference) · View on Apple Maps
WFD catchment
Wharfe from Barben Beck/River Dibb to Hundwith Beck (GB104027064257)
2024 spills / hours
0 / 0.0
Long-term average
1.2 spills a year (monitored since 2020)
Investigation
Operational investigation completed, Bathing Water and/or Shellfish Water investigation ongoing
Improvement
No improvement action in reporting period
The River Wharfe 0 0.0 no change 100%
Bridge Lane Sewage Pumping Station
Storm discharge at pumping station
Company site name
BRIDGE LANE/CSO
EA ID / permit
YWS00179 · 27/19/0058
Outlet location
SE1128048060 (OS grid reference) · View on Apple Maps
WFD catchment
Wharfe from Barben Beck/River Dibb to Hundwith Beck (GB104027064257)
Bathing water
Wharfe at Cromwheel, Ilkley
2024 spills / hours
0 / 0.0
Long-term average
4.2 spills a year (monitored since 2020)
Investigation
Bathing Water and/or Shellfish Water investigation ongoing
Improvement
No improvement action in reporting period
Spicey Gill 0 0.0 no change 97%
Station Road No. 2 CSO
Overflow on sewer network
Company site name
STATION ROAD/NO 2 CSO
EA ID / permit
YWS00182 · 27/19/0064
Outlet location
SE1716044880 (OS grid reference) · View on Apple Maps
WFD catchment
Wharfe from Hundwith Beck to River Washburn (GB104027064258)
2024 spills / hours
0 / 0.0
Long-term average
0.3 spills a year (monitored since 2020)
Monitor below 90%
Comms failure / issue · Resolved - Apr
Investigation
Operational investigation completed, Bathing Water and/or Shellfish Water investigation ongoing
Improvement
No improvement action in reporting period
Mickle Ing Beck 0 0.0 no change 83%
Otley Sewage Treatment Works
Inlet overflow at sewage works
Sewage works
Otley
Company site name
OTLEY/STW
EA ID / permit
YWS00193 · 27/20/0046
Outlet location
SE2095046070 (OS grid reference) · View on Apple Maps
WFD catchment
Wharfe from Hundwith Beck to River Washburn (GB104027064258)
2024 spills / hours
0 / 0.0
Long-term average
19.8 spills a year (monitored since 2020)
Investigation
UWWTR investigation ongoing, Operational investigation completed, Bathing Water and/or Shellfish Water investigation ongoing
Improvement
No improvement action in reporting period
River Wharfe 0 0.0 no change 100%
Greenfields Road NO3 CSO
Overflow on sewer network
Company site name
GREENFIELDS ROAD/NO 3 CSO
EA ID / permit
YWS00243 · 27/21/0152
Outlet location
SE3333154973 (OS grid reference) · View on Apple Maps
WFD catchment
Crimple Beck from Source to Park Beck (GB104027063741)
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
Rud Beck via A Public Sewer 0 0.0 no change 100%

Sewage treatment works

Storm tanks and inlet overflows at each Yorkshire 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.