Bristol Central was polluted by sewage 534 times in 2024
lasting 1,102 hours

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
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✔ means we have experimental daily data since 2023
Live data for Bristol Central in 2025
So far this year (as of Apr 16, 2025, 5:45 PM) there has been 41 hours of sewage overflows
Totals for Bristol Central in 2024
26 Sites polluted by Wessex Water
534 sewage dumps
1,102 h duration
That's 1.53 months. On average 1.5 times a day
Change Over Time
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Daily Data
We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Bristol Central, here you can see overflows in red, the darker the red, the more the CSO overflowed that day.
Each CSO has a row, the most recent data is on the right hand side.
     Monitoring Online      Monitoring Offline      Polluting      Potentially Polluting      Unknown
Daily data is experimental and data is not guaranteed to be accurate. Please inform us of any issue, we will fix.

Pollution Summary 2024

Here are all the reported sewage overflow totals for Bristol Central in 2024. Sometimes sewage can be being dumped for months at a time.

Reporting refers to how much of the time the monitoring was active. In this constituency 0 of the total 34 CSO locations had reporting enabled for less than half the year, of which 0 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Wessex Water River Avon PLIMSOLL STATUE CSO 45 293 100
Wessex Water River Avon Via Sws MINA ROAD SEWER STORM OVERFLOW 53 161 99.4
Wessex Water Cranbrook Brook Via Sws 192 CRANBROOK ROAD 26 123 99.1
Wessex Water River Avon Via Sws COTHAM HILL CSO 43 79 95.1
Wessex Water Cranbrook Via Sws CRANBROOK ROAD CSO 53 78 100
Wessex Water River Avon COMMERCIAL ROAD CSO 26 66 100
Wessex Water River Avon Via Sws 2 CRANBROOK ROAD CSO 57 65 98.9
Wessex Water River Avon BROAD QUAY CSO 16 49 99.4
Wessex Water River Avon [Black Rocks] Sws ALMA ROAD CSO 28 37 100
Wessex Water River Avon Via Sws CUMBERLAND ROAD OLD GAOL SYPHON CSO 11 31 97.3
Wessex Water River Avon Via Sws HAMPTON ROAD CSO 28 29 100
Wessex Water River Avon COTHAM BROW CSO 54 28 100
Wessex Water River Frome THE MANSE CSO 12 27 99.5
Wessex Water Floating Harbour 56 HOTWELL ROAD CSO 15 8 99.3
Wessex Water River Frome Via Sws BROADMEAD CSO 5 7 99.7
Wessex Water River Avon[Black Rocks] CLIFTON DOWN STATION 20 5 100
Wessex Water River Avon ASHLEY DOWN ROAD ALLOTMENTS CSO 9 3 99.3
Wessex Water Bristol Frome Floating Harbour 98 HOTWELL ROAD CSO 6 1 99.2
Wessex Water River Avon Via Sws BISHOPS ROAD CSO 6 1 98.9
Wessex Water Cranbrook CAIRNS ROAD COMBINED SEWER OVERFLOW 4 0 100
Wessex Water River Avon STATION ROAD CSO 4 0 100
Wessex Water River Frome MARLBOROUGH STREET CSO 4 0 99.2
Wessex Water Cranbrook ST OSWALDS ROAD CSO 4 0 99.5
Wessex Water Unknown BIRCHALL ROAD 2 0 99.1
Wessex Water River Frome Via Sws CHRISTMAS STEPS CSO 1 0 95.5
Wessex Water River Avon SOMERVILLE ROAD CSO 2 0 77.6
Wessex Water Groundwater Via Infilt System MAGDELENE PLACE CSO 0 0 94.3
Wessex Water Unknown SILVER STREET 0 0 99.4
Wessex Water Unknown CLARE STREET CSO 0 0 99
Wessex Water River Frome BROADMEAD ROUNDABOUT CSO 0 0 99.2
Wessex Water River Frome Via Sws ST JAMES BARTON CSO 0 0 24
Wessex Water River Frome NELSON STREET (2) CSO 0 0 99.3
Wessex Water River Frome Via Sws LEWINS MEAD COMBINED SEWER OVERFLOW 0 0 99.3
Wessex Water River Frome NELSON STREET 1 CSO 0 0 99.4

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. This 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.