Ranked sites
Spill leaderboard
Sites with the most spills over the selected time window.
Spill-time ranking started on 14 February 2026 at 12:00 PM GMT, so durations are shown since then.
Currently monitoring the Warwickshire Avon catchment.
View the top sites or switch to the map for the same time window and ranking mode.
Showing 1-20 of 61 sites · Last 7 days · Sorted by most spills
Page 1 of 4
#1
Bidford On Avon Stw
(SVT00263)
Receiving water: River Arrow ·
Station type: Storm tank at WwTW
Spills
15
22 days 14 hours 51 mins
#2
Frankton Sewage Treatment Works
(SVT00925)
Receiving water: Tributary Of River Leam ·
Station type: Storm tank at WwTW
Spills
9
17 hours 6 mins
#3
Ettington Sewage Treatment Works
(SVT00877)
Receiving water: Trib Of River Dene ·
Station type: Inlet SO at WwTW
Spills
5
7 days 1 hour 45 mins
#4
Twyning Sewage Treatment Works
(SVT02361)
Receiving water: Tributary Of River Avon ·
Station type: Storm tank at WwTW
Spills
4
1 day 11 hours 7 mins
#5
Itchen Bank Sewage Treatment Works
(SVT01223)
Receiving water: River Itchen ·
Station type: Storm tank at WwTW
Spills
4
3 days 18 mins
#6
Lutterworth Sewage Treatment Works
(SVT01445)
Receiving water: River Swift ·
Station type: Storm tank at WwTW
Spills
4
11 hours 38 mins
#7
Kemerton Pumping Station
(SVT01243)
Receiving water: Kemerton Brook ·
Station type: Storm discharge at pumping station
Spills
3
3 days 9 hours 50 mins
#8
Laverton Sewage Treatment Works
(SVT01322)
Receiving water: Tributary Of River Isbourne ·
Station type: Storm tank at WwTW
Spills
3
2 days 23 hours 51 mins
#9
High Street Badsey Cso
(SVT01123)
Receiving water: Badsey Brook ·
Station type: SO on sewer network
Spills
3
5 days 21 hours 2 mins
#10
Hanbury Stw
(SVT01037)
Receiving water: Tributary Of Seeley Brook ·
Station type: Inlet SO at WwTW - with treatment
Spills
2
23 hours 53 mins
#11
Honeybourne Sewage Treatment Works
(SVT01172)
Receiving water: Tributary Of Broadway Brook ·
Station type: Storm tank at WwTW
Spills
2
8 hours 31 mins
#12
Alvechurch Sewage Treatment Works
(SVT00066)
Receiving water: River Arrow ·
Station type: Storm tank at WwTW
Spills
2
2 days 19 hours 20 mins
#13
Lower Mill Farm Cso
(SVT01433)
Receiving water: Tributary Of Carrant Brook ·
Station type: SO on sewer network
Spills
2
5 hours 57 mins
#14
Wootton Wawen Stw
(SVT02628)
Receiving water: River Alne ·
Station type: Storm tank at WwTW
Spills
2
5 days 14 hours 40 mins
#15
Northend Stw
(SVT01669)
Receiving water: Tributary Of River Dene ·
Station type: Inlet SO at WwTW - with treatment
Spills
2
2 days 21 hours 56 mins
#16
Naseby Sewage Treatment Works
(SVT01604)
Receiving water: River Avon ·
Station type: Storm tank at WwTW
Spills
2
2 hours 9 mins
#17
Eckington Pumping Station
(SVT00841)
Receiving water: Hammock Brook ·
Station type: Storm discharge at pumping station
Spills
2
3 hours 15 mins
#18
Blind Lane/Avon Street Jcn Sso
(SVT00296)
Receiving water: River Avon ·
Station type: SO on sewer network
Spills
2
2 hours 33 mins
#19
Radford Road Cso
(SVT01852)
Receiving water: River Arrow ·
Station type: SO on sewer network
Spills
2
1 hour 3 mins
#20
Quarry Lane Pumping Station
(SVT01836)
Receiving water: Tributary Of Littleton Brook ·
Station type: Storm discharge at pumping station
Spills
1
1 day 14 hours 45 mins
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