It's a Dirty Business

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Romsey and Southampton North - Live Sewage

Polluted by sewage 5,089 hours in 2026 so far..

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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 Romsey and Southampton North so far for 2026. It is an estimate, based on very poor quality live data from the Water Companies. The water companies report their sewage to the Environment Agency every year in April. You can see the last reported year in the other page

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 - 1,667 hours
Feb - 3,183 hours
Mar - 238 hours
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Totals so far

Company Site Name Receiving Waterway Overflow Days Total Duration (hours) Offline/Potential Pollution
Southern Water WEST WELLOW SSO - 115727 River Blackwater 55 1,217 h 32m -
Southern Water KINGS SOMBORNE SSO - 115725 River Test 48 1,045 h 50m -
Southern Water ROMSEY SSO - 115431 River Test 40 842 h 47m -
Southern Water STOCKBRIDGE SSO - 115752 Marshcourt River 38 661 h 10m -
Southern Water CHILBOLTON SSO - 115879 River Test 31 586 h 56m -
Southern Water WELLOW MILL BLACKHILL CEO - 108499 River Blackwater 35 442 h 35m -
Southern Water KINGS SOMBORNE CEO - 115989 River Test 11 130 h -
Southern Water GREEN LANE CHILWORTH CEO - 108785 River Itchen 12 85 h 54m -
Southern Water RINGWOOD DRIVE NORTH BADDESLEY CEO - 109515 Unnamed Of River Test 11 53 h 26m -
Southern Water THE HUNDRED ROMSEY CSO - 110233 Tadburn Lake 1 13 h 8m -
Southern Water TRAFALGAR WAY STOCKBRIDGE CEO - 108500 River Test 1 5 h 52m -
Southern Water BOTLEY ROAD NORTH BADDESLEY CEO - 108398 Tadburn Lake 1 4 h 4m -
Southern Water MEMORIAL PARK ROMSEY CEO - 110235 River Test 1 0 h -
Southern Water KINGS SOMBORNE CEO - 115989 River Test 0 0 h -
Southern Water FULLERTON SSO - 115765 River Test 0 0 h -
Southern Water HOUGHTON ROAD STOCKBRIDGE CEO - 108487 River Test 0 0 h -
Southern Water WELLOW MILL BLACKHILL CEO - 108499 River Blackwater 0 0 h -
Southern Water WEST WELLOW SSO - 115727 River Blackwater 0 0 h -
Southern Water MEMORIAL PARK ROMSEY CEO - 110235 River Test 0 0 h -
Southern Water RINGWOOD DRIVE NORTH BADDESLEY CEO - 109515 Unnamed Of River Test 0 0 h -
Southern Water Unknown Unknown 0 0 h -
Southern Water Unknown Unknown 0 0 h -
Southern Water WESSEX LANE SOUTHAMPTON OUTSIDE 15 CSO - 108495 Saline Estuary 0 0 h -
Southern Water KINGS SOMBORNE SSO - 115725 River Test 0 0 h -
Southern Water STOCKBRIDGE SSO - 115752 Marshcourt River 0 0 h -
Southern Water FULLERTON SSO - 115765 River Test 0 0 h -
Southern Water CHILBOLTON SSO - 115879 River Test 0 0 h -
Southern Water ROMSEY SSO - 115431 River Test 0 0 h -
Southern Water WESSEX LANE SOUTHAMPTON OUTSIDE 11 CSO - 108496 Saline Estuary 0 0 h -
Southern Water WESSEX LANE SOUTHAMPTON OUTSIDE X CSO - 108497 Saline Estuary 0 0 h -
Southern Water TRAFALGAR WAY STOCKBRIDGE CEO - 108500 River Test 0 0 h -
Southern Water Unknown Unknown 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.