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Kenilworth and Southam - 2025 Sewage

Polluted by sewage 11,326 hours in 2025 - That's 1.31 years , monitoring offline 9,053 hours , potential overflows 162 hours

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024

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View Annual Sewage Data

You're looking at the totals that we have calculated for sewage in Kenilworth and Southam for 2025. It is an estimate, based on very poor quality live data from the Water Companies. This may not align with the 'official' reported sewage values from the water companies, which is reported in April following then end of the year - so 2025 numbers are reported in April 2026.

What's a potential overflow? If the CSO goes 'Offline' while its Overflowing, we don't know if it stopped overflowing until we get a 'Stop' event.

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Daily Data

Jan - 3,128 hours , 2,605 offline
Feb - 1,486 hours , 126 potential
Mar - 893 hours , 1,306 offline
Apr - 139 hours , 499 offline
May - 95 hours , 1,211 offline
Jun - 21 hours , 1,043 offline
Jul - 99 hours , 24 potential
Aug - 3 hours , 136 offline
Sept - 109 hours , 95 offline
Oct - 15 hours , 150 offline
Nov - 2,236 hours , 388 offline
Dec - 3,095 hours , 11 potential
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Severn Trent Water FENNY COMPTON STW (SSTO) River Itchen 109 2,127 h 38m -
Severn Trent Water FRANKTON STW (SSTO) River Leam 61 917 h 5m 18 h
Severn Trent Water FINHAM - SSTO OVERFLOW-3PG-RIVER SOWE River Sowe 49 720 h 10m -
Severn Trent Water FRANKTON STW (SSTO) River Leam 28 538 h 15m -
Severn Trent Water LIGHTHORNE HEATH STW (SSTO) Tach Brook 37 463 h 43m 12 h
Severn Trent Water ROWINGTON STW (CSO) Kingswood Brook 28 398 h 41m -
Severn Trent Water FENNY COMPTON STW (SSTO) River Itchen 23 386 h 7m -
Severn Trent Water ITCHEN BANK STW (SSTO) River Itchen 34 364 h 12m 201 h
Severn Trent Water FINHAM - SSTO OVERFLOW-3PG-FINHAM BROOK Finham Brook 25 329 h 56m -
Severn Trent Water NORTHEND STW (CSO) River Dene 95 319 h 46m 113 h
Severn Trent Water ROWINGTON STW (CSO) Kingswood Brook 20 269 h 43m 108 h
Thames Water Farnborough STW Hanwell Brook 27 258 h 44 h
Severn Trent Water ITCHEN BANK STW (SSTO) River Itchen 16 214 h 39m -
Severn Trent Water FINHAM - SSTO OVERFLOW-3PG-RIVER SOWE River Sowe 16 214 h 14m -
Severn Trent Water BUBBENHALL IPS (CSO) River Avon 13 210 h 52m -
Severn Trent Water WHATCOTE - CHURCH LANE (SSO) Wagtail Brook 15 195 h 40m 48 h
Severn Trent Water BUBBENHALL IPS (CSO) River Avon 15 193 h 3m -
Severn Trent Water DORRIDGE - NORTON GREEN LANE (SSO) Cuttle Brook 21 179 h 1m 904 h
Severn Trent Water NORTON GREEN STW (SSTO) Grand Union Canal Stream 14 174 h 32m -
Thames Water Farnborough STW Hanwell Brook 15 173 h 15m -
Severn Trent Water FINHAM - SSTO OVERFLOW-3PG-FINHAM BROOK Finham Brook 11 157 h 46m -
Severn Trent Water NORTON GREEN STW (SSTO) Grand Union Canal Stream 16 151 h 6m 131 h
Severn Trent Water KENILWORTH - DALEHOUSE LANE (SSO) Finham Brook 20 131 h 20m 20 h
Severn Trent Water STOCKTON-NEW ZEALAND FM-NAPTON RD (CSO) River Stowe 19 128 h 26m -
Severn Trent Water DORRIDGE - NORTON GREEN LANE (SSO) Cuttle Brook 11 123 h 6m 81 h
Severn Trent Water KINETON (STW) River Dene 13 116 h 53m -
Thames Water Warmington STW Hanwell Brook 25 102 h 15m 1,210 h
Severn Trent Water LOWER TYSOE - STW (CSO) Tysoe Brook 84 101 h 17m 1,301 h
Severn Trent Water SSTO OVERFLOW-3PG (SRBO) River Stowe 15 96 h 31m 198 h
Severn Trent Water LONG ITCHINGTON - STONEBRIDGE LANE (CSO) River Itchen 9 92 h 53m 103 h
Severn Trent Water SOUTHAM - WATTONS LANE (CSO) River Stowe 10 82 h 37m -
Severn Trent Water LONG ITCHINGTON - STONEBRIDGE LANE (CSO) River Itchen 5 81 h 25m -
Severn Trent Water KINETON (STW) River Dene 7 79 h 55m -
Severn Trent Water STOCKTON-NEW ZEALAND FM-NAPTON RD (CSO) River Stowe 10 78 h 23m -
Severn Trent Water KENILWORTH - DALEHOUSE LANE (SSO) Finham Brook 5 67 h 50m -
Severn Trent Water SSTO OVERFLOW-3PG (SRBO) River Stowe 11 64 h 6m 99 h
Thames Water Avon Dassett STW Hanwell Brook 9 63 h 45m -
Severn Trent Water BROADWELL - BROADWELL HOUSE SPS (CSO) Millholme Brook 5 63 h 37m 171 h
Severn Trent Water CUBBINGTON - OFFCHURCH ROAD (SSO) Pingle Brook 11 60 h 15m 75 h
Severn Trent Water SOUTHAM - WATTONS LANE (CSO) River Stowe 5 57 h 15m -
Severn Trent Water WHATCOTE - CHURCH LANE (SSO) Wagtail Brook 4 53 h 24m -
Severn Trent Water BASCOTE STW (CSO) River Itchen 7 49 h 30m 224 h
Severn Trent Water HILL - A426 (SSO) Slutwell Stream 7 44 h 19m 48 h
Severn Trent Water MORETON MORRELL STW (SSTO) Charlecote Brook 14 40 h 52m 189 h
Thames Water Shotteswell STW Hanwell Brook 8 40 h 30m -
Severn Trent Water HARBURY - DEPPERS BRIDGE (CSO) River Itchen 5 40 h 14m 38 h
Severn Trent Water STRETTON-ON-DUNSMORE TPS (CSO) Princethorpe Brook 8 37 h 13m -
Severn Trent Water KENILWORTH - WARWICK RD OPP. XXX (CSO) Cattle Brook 14 36 h 59m 78 h
Thames Water Warmington STW Hanwell Brook 4 33 h 45m -
Severn Trent Water MORETON PADDOX (CSO) River Avon 4 32 h 9m -
Thames Water Avon Dassett STW Hanwell Brook 4 30 h -
Severn Trent Water CUBBINGTON - OFFCHURCH ROAD (SSO) Pingle Brook 5 29 h 39m -
Severn Trent Water MORETON PADDOX (CSO) River Avon 11 29 h 25m 590 h
Severn Trent Water NORTHEND STW (CSO) River Dene 20 29 h 10m -
Severn Trent Water RYTON-ON-DUNSMORE - CHURCH ROAD (CSO) River Avon 6 26 h 36m 139 h
Severn Trent Water STRETTON-ON-DUNSMORE TPS (CSO) Princethorpe Brook 3 21 h 14m -
Severn Trent Water LIGHTHORNE - MORTON MORRELL LANE (CSO) Thelsford Brook 2 19 h 25m 1,087 h
Severn Trent Water HATTON - STATION RD (OAKSLADE FARM) (CSO) Claverdon Brook 4 18 h 57m -
Severn Trent Water BASCOTE STW (CSO) River Itchen 4 18 h 16m -
Severn Trent Water HILL - A426 (SSO) Slutwell Stream 3 16 h 44m -
Severn Trent Water LIGHTHORNE HEATH STW (SSTO) Tach Brook 3 16 h 3m -
Thames Water Shotteswell STW Hanwell Brook 2 15 h 30m -
Severn Trent Water KENILWORTH - WARWICK RD OPP. XXX (CSO) Cattle Brook 5 15 h 11m -
Severn Trent Water HARBURY - MILL STREET (SSO) Radford Brook 6 11 h 31m -
Severn Trent Water BROADWELL - BROADWELL HOUSE SPS (CSO) Millholme Brook 2 10 h 31m -
Severn Trent Water HATTON - STATION RD (OAKSLADE FARM) (CSO) Claverdon Brook 1 8 h 24m -
Severn Trent Water MORETON MORRELL STW (SSTO) Charlecote Brook 1 8 h 23m -
Severn Trent Water SOUTHAM - BANBURY ROAD (CSO) River Stowe 10 8 h 15m -
Severn Trent Water LIGHTHORNE - MORTON MORRELL LANE (CSO) Thelsford Brook 3 6 h 27m -
Severn Trent Water LOWER TYSOE - STW (CSO) Tysoe Brook 2 6 h 17m -
Severn Trent Water FRANKTON - MANOR FARM (SSO) River Leam 1 5 h 33m 101 h
Severn Trent Water LITTLE KINETON - BRIDGE STREET (CSO) River Dene 4 4 h 31m 105 h
Severn Trent Water KINETON - CASTLE CRESCENT (CSO) River Dene 1 4 h 27m 1,079 h
Severn Trent Water FRANKTON - MANOR FARM (SSO) River Leam 2 3 h 12m -
Severn Trent Water RYTON-ON-DUNSMORE - CHURCH ROAD (CSO) River Avon 1 2 h 15m 103 h
Thames Water Ratley STW Sor Brook 1 0 h 30m -
Severn Trent Water HARBURY - DEPPERS BRIDGE (CSO) River Itchen 1 0 h 29m -
Severn Trent Water KENILWORTH - THE CLOSE/MILL END (CSO) Finham Brook 1 0 h 21m 485 h
Severn Trent Water DUNCHURCH (STW) River Leam 1 0 h 18m -
Severn Trent Water KINETON - SOUTHAM STREET (CSO) River Dene 1 0 h 6m -
Severn Trent Water KINETON - CASTLE CRESCENT (CSO) River Dene 0 0 h -
Severn Trent Water HARBURY - MILL STREET (SSO) Radford Brook 0 0 h -
Severn Trent Water DUNCHURCH (STW) River Leam 0 0 h 61 h
Severn Trent Water KINETON - BANBURY ROAD/MILL LANE (CSO) River Dene 0 0 h 38 h
Severn Trent Water LITTLE KINETON - BRIDGE STREET (CSO) River Dene 0 0 h -
Severn Trent Water FENNY COMPTON STW 6DWF (CSO) River Itchen 0 0 h -
Thames Water Ratley STW Sor Brook 0 0 h -
Severn Trent Water KINETON - BANBURY ROAD/MILL LANE (CSO) River Dene 0 0 h -
Severn Trent Water KINETON - SOUTHAM STREET (CSO) River Dene 0 0 h -
Severn Trent Water SOUTHAM - BANBURY ROAD (CSO) River Stowe 0 0 h -
Severn Trent Water KENILWORTH - THE CLOSE/MILL END (CSO) Finham Brook 0 0 h -
Severn Trent Water UPPER TYSOE - SMARTS LANE (SSO) Wagtail Brook 0 0 h -
Severn Trent Water UPPER TYSOE - SMARTS LANE (SSO) Wagtail Brook 0 0 h -

Data Sources & Accuracy

EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales, and Scottish Water

Experimental derived data from Thames Water API, Some data may be missing or inaccurate. Live sewage data from Stream Water API

Uses Environment Agency rainfall data from the real-time data API (Beta) - Rainfall data is delayed by up to two days.

This website is intended to provide an accurate representation of the Environment Agency data. The data is hard to use, and thus some errors may have been made. If you find something that is incorrect, please raise an issue at the GitHub issues page and we'll endeavour to fix it quickly.

This project is not associated, approved or endorsed by any of the companies whose logos you see here.