Storm overflow register · 2025 annual return

Northumbrian Water storm overflows, 2025

Northumbrian Water reported 1,561 storm overflows in England for 2025. Together they recorded 27,860 spills over 123,803 hours, an average of 17.8 spills per overflow against 20.4 across England. That ranks 5 of 10 companies, where 1 is the fewest spills per overflow. Counting the same overflows in both years, spills were down 32% on 2024.

255 overflows did not spill · 69 spilled more than 60 times · 1,359 had monitors working for 90% of the year or more · 183 sewage treatment works with overflows

Hours spilling by month, 2025

020k40k60kJan 2025: 26,890 hours spillingJanFeb 2025: 3,668 hours spillingFebMar 2025: 1,384 hours spillingMarApr 2025: 176 hours spillingAprMay 2025: 965 hours spillingMayJun 2025: 1,400 hours spillingJunJul 2025: 4,939 hours spillingJulAug 2025: 723 hours spillingAugSep 2025: 10,874 hours spillingSepOct 2025: 5,422 hours spillingOctNov 2025: 40,136 hours spillingNovDec 2025: 27,025 hours spillingDec
Hours spilling, all Northumbrian Water overflows, from the start/stop records. Spills running across a month end are split between the months.

All Northumbrian 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
Staigs Garth SPS
Storm discharge at pumping station
EA ID / permit
NWL01269 · 222/0853
Outlet location
NU1856113855 (OS grid reference) · View on Apple Maps
WFD catchment
Aln from Edlingham Burn to Tidal Limit (GB103022076350)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2013)
Investigation
Operational investigation completed
Improvement
Operational improvement completed
Volume & pollution
Estimate from 0.0 hours spilling →
R Aln 1 0.0 up from 0 100%
West Lane School CSO
Overflow on sewer network
EA ID / permit
NWL01484 · 234/0967
Outlet location
NZ1139056061 (OS grid reference) · View on Apple Maps
WFD catchment
Derwent from Burnhope Burn to River Tyne (GB103023074790)
2024 spills / hours
13 / 53
Long-term average
12.4 spills a year (monitored since 2021)
Monitor below 90%
Sensor failure / issue · Resolved - Mar
Investigation
Operational investigation ongoing
Improvement
Operational improvement ongoing
Volume & pollution
Estimate from 0.0 hours spilling →
Trib of River Derwent 1 0.0 down 92% 77%
Stamfordham Sewage Treatment Works
Storm tank at sewage works
Sewage works
Stamfordham
EA ID / permit
NWL01278 · 226/A/0874
Outlet location
NZ0843571877 (OS grid reference) · View on Apple Maps
WFD catchment
Pont from Fenwick Burn to Med Burn (GB103022076840)
2024 spills / hours
11 / 72
Long-term average
18.0 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation completed
Improvement
Operational improvement completed
Volume & pollution
Estimate from 0.0 hours spilling →
Pont 1 0.0 down 91% 99%
Summerhill CSO
Overflow on sewer network
EA ID / permit
NWL01322 · 233/1227
Outlet location
NZ1809563602 (OS grid reference) · View on Apple Maps
WFD catchment
Blaydon Burn (GB103023074791)
2024 spills / hours
0 / 0.0
Long-term average
0.3 spills a year (monitored since 2019)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation ongoing
Improvement
No improvement action in reporting period
Volume & pollution
Estimate from 0.0 hours spilling →
River Tyne Saline Estuary 1 0.0 up from 0 100%
20 Wansbeck Street
Overflow on sewer network
EA ID / permit
NWL00003 · 225/1063
Outlet location
NZ2944085393 (OS grid reference) · View on Apple Maps
WFD catchment
WANSBECK (GB510302210100)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Wansbeck Estuary 0 0.0 no change 100%
Smiths Dock Road SPS
Storm discharge at pumping station
EA ID / permit
NWL00013 · QC.25/04/1590
Outlet location
NZ5295722043 (OS grid reference) · View on Apple Maps
WFD catchment
TEES (GB510302509900)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
The River Tees 0 0.0 no change 100%
Abattoir St CSO
Overflow on sewer network
EA ID / permit
NWL00018 · 254/1860
Outlet location
NZ4312017250 (OS grid reference) · View on Apple Maps
WFD catchment
Lustrum Beck Catchment (trib of Tees) (GB103025072550)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Trib of Hartburn Beck 0 0.0 no change 100%
Adderlane School CSO (TD035)
Overflow on sewer network
EA ID / permit
NWL00025 · 233/1249
Outlet location
NZ1037263365 (OS grid reference) · View on Apple Maps
WFD catchment
Tyne from Watersmeet to Tidal Limit (GB103023075801)
2024 spills / hours
11 / 25
Long-term average
8.7 spills a year (monitored since 2013)
Monitor below 90%
Comms failure / issue · Resolved - Mar
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Adderlane Gill Trib Park Burn 0 0.0 down 100% 81%
Ainsley Street CSO
Overflow on sewer network
EA ID / permit
NWL00027 · NPSWQD002839
Outlet location
NZ2667042673 (OS grid reference) · View on Apple Maps
WFD catchment
Wear from Croxdale Beck to Lumley Park Burn (GB103024077621)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2017)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Clvrtd Trib of River Wear 0 0.0 no change 100%
Albion Terrace Storm Retention
Overflow on sewer network
EA ID / permit
NWL00030 · 255/1092
Outlet location
NZ5305733526 (OS grid reference) · View on Apple Maps
WFD catchment
Tees Coastal (GB650301500005)
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
North Sea 0 0.0 no change 100%
Aldbrough Sewage Treatment Works
Storm tank at sewage works
Sewage works
Aldbrough
EA ID / permit
NWL00031 · 25/02/1079
Outlet location
NZ2077010840 (OS grid reference) · View on Apple Maps
WFD catchment
Aldbrough Beck from Forcett Park Catch to Clow Bk (GB103025072060)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Aldbrough Beck 0 0.0 no change 92%
Allensway CSO
Overflow on sewer network
EA ID / permit
NWL00035 · 254/1382
Outlet location
NZ4634915842 (OS grid reference) · View on Apple Maps
WFD catchment
Stainsby Beck Catchment (trib of Tidal Tees) (GB103025072180)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2016)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Stainsby Beck 0 0.0 no change 99%
Angate Street CSO
Overflow on sewer network
EA ID / permit
NWL00052 · EPRBB3992AT
Outlet location
NZ0779937205 (OS grid reference) · View on Apple Maps
WFD catchment
Waskerley Beck from Source to Wear (GB103024077520)
2024 spills / hours
1 / 0.3
Long-term average
1.8 spills a year (monitored since 2014)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Waskerley Beck 0 0.0 down 100% 99%
Annfield Plain & Stanley CSO 8
Overflow on sewer network
EA ID / permit
NWL00055 · EPRBB3491WR
Outlet location
NZ1670652607 (OS grid reference) · View on Apple Maps
WFD catchment
Team from Source to Tyne (GB103023075670)
2024 spills / hours
5 / 5.5
Long-term average
7.6 spills a year (monitored since 2019)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation ongoing
Improvement
Operational improvement ongoing
Carrmyers Burn 0 0.0 down 100% 100%
Askrigg Street Combined Sewer Overf
Overflow on sewer network
EA ID / permit
NWL00064 · 253/1088
Outlet location
NZ2950016000 (OS grid reference) · View on Apple Maps
WFD catchment
Skerne from Demons Beck to Tees (GB103025072596)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2013)
Investigation
Operational investigation ongoing
Improvement
Operational improvement ongoing
River Skerne 0 0.0 no change 100%
Atherton Street CSO
Overflow on sewer network
EA ID / permit
NWL00066 · 245/1321
Outlet location
NZ2687642591 (OS grid reference) · View on Apple Maps
WFD catchment
Wear from Croxdale Beck to Lumley Park Burn (GB103024077621)
2024 spills / hours
0 / 0.0
Long-term average
1.5 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Flass Burn 0 0.0 no change 100%
Avondale CSO
Overflow on sewer network
EA ID / permit
NWL00070 · 222/B/0049
Outlet location
NU2383911581 (OS grid reference) · View on Apple Maps
WFD catchment
Aln from Edlingham Burn to Tidal Limit (GB103022076350)
2024 spills / hours
0 / 0.0
Long-term average
14.5 spills a year (monitored since 2013)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Aln 0 0.0 no change 100%
B1285 Storage Tank
Overflow on sewer network
EA ID / permit
NWL00074 · 255/1181
Outlet location
NZ4026047030 (OS grid reference) · View on Apple Maps
WFD catchment
Dalton Beck to North Sea (GB103025075970)
2024 spills / hours
3 / 1.8
Long-term average
1.8 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Dalton Burn 0 0.0 down 100% 99%
Back Lodge Terrace CSO
Overflow on sewer network
EA ID / permit
NWL00077 · 255/1207
Outlet location
NZ4108256147 (OS grid reference) · View on Apple Maps
WFD catchment
Tyne and Wear (GB650301500002)
2024 spills / hours
49 / 189
Long-term average
31.5 spills a year (monitored since 2016)
Investigation
Operational investigation completed
Improvement
No improvement action in reporting period
North Sea 0 0.0 down 100% 97%
Barkers Haugh No 5 CSO
Overflow on sewer network
EA ID / permit
NWL00083 · EPRNB3092AL
Outlet location
NZ2718241860 (OS grid reference) · View on Apple Maps
WFD catchment
Wear from Croxdale Beck to Lumley Park Burn (GB103024077621)
2024 spills / hours
3 / 0.8
Long-term average
5.6 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation completed
Improvement
Operational improvement completed
River Wear 0 0.0 down 100% 98%
Barley Mow Park CSO
Overflow on sewer network
EA ID / permit
NWL00086 · EPRCB3191AV
Outlet location
NZ4001955825 (OS grid reference) · View on Apple Maps
WFD catchment
Hendon Coastal Area (GB103024077640)
2024 spills / hours
0 / 0.0
Long-term average
0.5 spills a year (monitored since 2013)
Monitor below 90%
Comms failure / issue · Resolved - Jun
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Hendon Burn 0 0.0 no change 89%
Beadnell (Swinhoe Road) SPS
Storm discharge at pumping station
EA ID / permit
NWL00098 · 221/1070
Outlet location
NU2267128952 (OS grid reference) · View on Apple Maps
WFD catchment
Unnamed drain to Beadnell Harbour (GB620301100000)
Bathing water
Beadnell
2024 spills / hours
1 / 0.0
Long-term average
1.8 spills a year (monitored since 2018)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Trib of the North Sea 0 0.0 down 100% 100%
Beamish CSO
Overflow on sewer network
EA ID / permit
NWL00100 · EPRBB3395WB
Outlet location
NZ2255253648 (OS grid reference) · View on Apple Maps
WFD catchment
Team from Source to Tyne (GB103023075670)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2019)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation completed
Improvement
Operational improvement completed
Tributary of Urpeth Burn 0 0.0 no change 100%
Beech Street CSO
Overflow on sewer network
EA ID / permit
NWL00106 · 234/1058
Outlet location
NZ2094658966 (OS grid reference) · View on Apple Maps
WFD catchment
Team from Source to Tyne (GB103023075670)
2024 spills / hours
5 / 1.3
Long-term average
3.1 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Black Burn 0 0.0 down 100% 100%
Belford Indutrial Estate PS.
Storm discharge at pumping station
EA ID / permit
NWL00109 · 221/0934
Outlet location
NU1261233567 (OS grid reference) · View on Apple Maps
WFD catchment
Newlands Burn Catchment (trib of Waren Burn) (GB103022076430)
2024 spills / hours
0 / 0.0
Long-term average
0.3 spills a year (monitored since 2019)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Newlands Burn 0 0.0 no change 100%
Binchester Plantation CSO
Overflow on sewer network
EA ID / permit
NWL00132 · 243/0967
Outlet location
NZ2106631023 (OS grid reference) · View on Apple Maps
WFD catchment
Wear from Gaunless to Browney (GB103024077464)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2018)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation ongoing
Improvement
No improvement action in reporting period
River Wear 0 0.0 no change 96%
Bishop Street North CSO
Overflow on sewer network
EA ID / permit
NWL00138 · 25/04/1701
Outlet location
NZ4488219196 (OS grid reference) · View on Apple Maps
WFD catchment
Tees from Skerne to Tidal Limit (GB103025072595)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2018)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
River Tees 0 0.0 no change 100%
Blaney Row Pumping Station
Overflow on sewer network
EA ID / permit
NWL00153 · 235/1727
Outlet location
NZ1535365250 (OS grid reference) · View on Apple Maps
WFD catchment
TYNE (GB510302310200)
2024 spills / hours
3 / 5.8
Long-term average
2.9 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
River Tyne Saline Estuary 0 0.0 down 100% 91%
Blaydon Burn Wagonway CSO
Overflow on sewer network
EA ID / permit
NWL00156 · 233/1228
Outlet location
NZ1809563602 (OS grid reference) · View on Apple Maps
WFD catchment
Blaydon Burn (GB103023074791)
2024 spills / hours
0 / 0.0
Long-term average
2.4 spills a year (monitored since 2019)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation ongoing
Improvement
No improvement action in reporting period
River Tyne Saline Estuary 0 0.0 no change 100%
Boldon Colliery Fenwich St NO56 CSO
Overflow on sewer network
EA ID / permit
NWL00168 · EPRCB3096NZ
Outlet location
NZ3427562727 (OS grid reference) · View on Apple Maps
WFD catchment
Don from Source to Tidal Limit (GB103023075690)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2021)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
River Don 0 0.0 no change 99%
Brandon Village SSO
Overflow on sewer network
EA ID / permit
NWL00187 · 244/0952
Outlet location
NZ2333040310 (OS grid reference) · View on Apple Maps
WFD catchment
Deerness from Hedleyhope Burn to Browney (GB103024077280)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Deerness Trib 0 0.0 no change 98%
Bridge End SPS
Storm discharge at pumping station
EA ID / permit
NWL00196 · 226/1078
Outlet location
NZ0801171817 (OS grid reference) · View on Apple Maps
WFD catchment
Pont from Fenwick Burn to Med Burn (GB103022076840)
2024 spills / hours
0 / 0.0
Long-term average
0.7 spills a year (monitored since 2020)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation completed
Improvement
Operational improvement completed
River Pont 0 0.0 no change 100%
Brinkburn SSO
Overflow on sewer network
EA ID / permit
NWL00200 · 245/1355
Outlet location
NZ3264149388 (OS grid reference) · View on Apple Maps
WFD catchment
Lumley Park Burn from Source to Herrington Burn (GB103024077580)
2024 spills / hours
0 / 0.0
Long-term average
1.2 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Red Burn 0 0.0 no change 100%
Broadway Junction Norwood Road CSO
Overflow on sewer network
EA ID / permit
NWL00202 · EPRBB3993EE
Outlet location
NZ1904665266 (OS grid reference) · View on Apple Maps
WFD catchment
Denton Burn (River Tyne) (GB510302310200)
2024 spills / hours
2 / 0.1
Long-term average
1.5 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing, Operational investigation completed
Improvement
Operational improvement completed
Sugley Dene 0 0.0 down 100% 94%
Browns Point High Level CSO
Overflow on sewer network
EA ID / permit
NWL00211 · 235/1793
Outlet location
NZ3648271547 (OS grid reference) · View on Apple Maps
WFD catchment
Tyne and Wear (GB650301500002)
Bathing water
Tynemouth Cullercoats
2024 spills / hours
5 / 2.1
Long-term average
1.4 spills a year (monitored since 2019)
Investigation
Operational investigation completed
Improvement
Operational improvement ongoing
North Sea 0 0.0 down 100% 100%
Burnside Avenue CSO
Overflow on sewer network
EA ID / permit
NWL00222 · 245/1318
Outlet location
NZ3291950302 (OS grid reference) · View on Apple Maps
WFD catchment
Lumley Park Burn from Source to Herrington Burn (GB103024077580)
2024 spills / hours
1 / 0.5
Long-term average
1.1 spills a year (monitored since 2014)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Moors Burn Tributary 0 0.0 down 100% 99%
Busty Bank CSO
Overflow on sewer network
EA ID / permit
NWL00227 · 234/1016
Outlet location
NZ1770057190 (OS grid reference) · View on Apple Maps
WFD catchment
Derwent from Burnhope Burn to River Tyne (GB103023074790)
2024 spills / hours
2 / 0.8
Long-term average
1.7 spills a year (monitored since 2013)
Investigation
Operational investigation completed
Improvement
Operational improvement completed
Leapmill Burn Trib 0 0.0 down 100% 99%
Caledonian St / William St D17-103 STY056
Overflow on sewer network
EA ID / permit
NWL00238 · Permit applied for
Outlet location
NZ3063565667 (OS grid reference) · View on Apple Maps
WFD catchment
TYNE (GB510302310200)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2013)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
River Tyne 0 0.0 no change 99%
Caravan Park CSO
Overflow on sewer network
EA ID / permit
NWL00244 · 25/06/0983
Outlet location
NZ6574521640 (OS grid reference) · View on Apple Maps
WFD catchment
Pit Hills Stell to North Sea (GB650301500005)
Bathing water
Saltburn
2024 spills / hours
0 / 0.0
Long-term average
9.5 spills a year (monitored since 2018)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
Pit Hills Stell 0 0.0 no change 93%
Catton Lea CSO
Overflow on sewer network
EA ID / permit
NWL00261 · 232/1001
Outlet location
NY8291057410 (OS grid reference) · View on Apple Maps
WFD catchment
Allen from Source to West Allen (GB103023074710)
2024 spills / hours
1 / 7.0
Long-term average
0.1 spills a year (monitored since 2013)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
River East Allen Tributary 0 0.0 down 100% 100%
Causey Sewage Treatment Works
Storm tank at sewage works
Sewage works
Causey
EA ID / permit
NWL00262 · 235/2007
Outlet location
NZ2039056050 (OS grid reference) · View on Apple Maps
WFD catchment
Team from Source to Tyne (GB103023075670)
2024 spills / hours
0 / 0.0
Long-term average
5.8 spills a year (monitored since 2021)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Causey Burn 0 0.0 no change 96%
Chapel Court DU068
Overflow on sewer network
EA ID / permit
NWL00265 · 245/1081
Outlet location
NZ3187241798 (OS grid reference) · View on Apple Maps
WFD catchment
Old Durham Beck from Source to Pittington Beck (GB103024077490)
2024 spills / hours
0 / 0.0
Long-term average
33.7 spills a year (monitored since 2014)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Sherburn House Beck 0 0.0 no change 90%
Chapel Street CSO
Overflow on sewer network
EA ID / permit
NWL00266 · 243/0931
Outlet location
NZ2037430858 (OS grid reference) · View on Apple Maps
WFD catchment
Wear from Gaunless to Browney (GB103024077464)
2024 spills / hours
4 / 1.0
Long-term average
5.5 spills a year (monitored since 2013)
Investigation
Operational investigation ongoing
Improvement
No improvement action in reporting period
Wear Trib 0 0.0 down 100% 95%
Charlaw Terrace CSO
Overflow on sewer network
EA ID / permit
NWL00270 · 245/1071
Outlet location
NZ2358647845 (OS grid reference) · View on Apple Maps
WFD catchment
South Burn to confluence with Wear (GB103024077623)
2024 spills / hours
0 / 0.0
Long-term average
4.1 spills a year (monitored since 2018)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Culverted Waterc' to Black Bur 0 0.0 no change 98%
Cherry Banks CSO
Overflow on sewer network
EA ID / permit
NWL00274 · 245/1306
Outlet location
NZ2823452408 (OS grid reference) · View on Apple Maps
WFD catchment
Wear DS of Lumley Park Burn to Tidal Limit (GB103024077624)
2024 spills / hours
0 / 0.0
Long-term average
0.2 spills a year (monitored since 2013)
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Wear Tributary 0 0.0 no change 97%
Clifton Lodge CSO
Overflow on sewer network
EA ID / permit
NWL00297 · NPSWQD003961
Outlet location
NZ4953431831 (OS grid reference) · View on Apple Maps
WFD catchment
Culverted Watercourse to North Sea (GB650301500005)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2022)
Monitor below 90%
Comms failure / issue · Resolved - Jul
Investigation
Env Act (SODRP) investigation ongoing
Improvement
No improvement action in reporting period
Tributary of the North Sea 0 0.0 no change 89%
Close House Storm Sewage Overflow
Overflow on sewer network
EA ID / permit
NWL00300 · 242/1013
Outlet location
NZ2331027860 (OS grid reference) · View on Apple Maps
WFD catchment
Gaunless from Hummer Beck to Wear (GB103024072730)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2013)
Monitor below 90%
Comms failure / issue · Resolved - February after reporting year
Investigation
Operational investigation ongoing
Improvement
No improvement action in reporting period
Dene Beck 0 0.0 no change 36%
Clumber Street CSO
Overflow on sewer network
EA ID / permit
NWL00301 · 235/1318
Outlet location
NZ2322162914 (OS grid reference) · View on Apple Maps
WFD catchment
TYNE (GB510302310200)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2020)
Investigation
No investigation activity in reporting period
Improvement
No improvement action in reporting period
River Tyne 0 0.0 no change 97%
Cochrane Street CSO
Overflow on sewer network
EA ID / permit
NWL00303 · 233/1020
Outlet location
NZ1822463606 (OS grid reference) · View on Apple Maps
WFD catchment
TYNE (GB510302310200)
2024 spills / hours
0 / 0.0
Long-term average
0.0 spills a year (monitored since 2018)
Investigation
Operational investigation ongoing
Improvement
No improvement action in reporting period
Tyne 0 0.0 no change 99%
Consett CSO Derwentdale Industrial Estate Der 168 (Oos) - Nwl name
Overflow on sewer network
EA ID / permit
NWL00316 · Permit applied for
Outlet location
NZ0914150934 (OS grid reference) · View on Apple Maps
WFD catchment
Derwent from Burnhope Burn to River Tyne (GB103023074790)
2024 spills / hours
0 / 0.0
Long-term average
10.7 spills a year (monitored since 2013)
Investigation
Operational investigation ongoing
Improvement
Operational improvement ongoing
culverted section of Howden Burn 0 0.0 no change 98%

Sewage treatment works

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

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