Bristol North West - Live Sewage

Polluted by sewage 1,528 hours this year so far...

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You're looking at the totals that we have calculated for sewage in Bristol North West so far this year. 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 report for last year in the other page.

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Constituencies near Bristol North West

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Bristol North West, 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.

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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.

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Totals so far

Company	CSO ID	Overflow Days	Total Duration (hours)	Total Duration (days)
Wessex Water	WSX0273	41	401 h 55m	16.71
Wessex Water	WSX1146	12	229 h 38m	9.54
Wessex Water	WSX0375	15	104 h 6m	4.33
Wessex Water	WSX0390	26	76 h 53m	3.17
Wessex Water	WSX0304	31	68 h 9m	2.83
Wessex Water	WSX0580	13	44 h 37m	1.83
Wessex Water	WSX0403	24	44 h 2m	1.83
Wessex Water	WSX0570	12	40 h 52m	1.67
Wessex Water	WSX0446	18	38 h 29m	1.58
Wessex Water	WSX0497	32	35 h 52m	1.46
Wessex Water	WSX0345	27	35 h 52m	1.46
Wessex Water	WSX0272	35	35 h 6m	1.46
Wessex Water	WSX0405	18	31 h 56m	1.29
Wessex Water	WSX0541	15	26 h 50m	1.08
Wessex Water	WSX0352	28	25 h 56m	1.04
Wessex Water	WSX0429	17	21 h 46m	0.88
Wessex Water	WSX0427	23	21 h 9m	0.88
Wessex Water	WSX0410	23	20 h 36m	0.83
Wessex Water	WSX0413	9	19 h 10m	0.79
Wessex Water	WSX0417	9	15 h 35m	0.62
Wessex Water	WSX0537	16	13 h 30m	0.54
Wessex Water	WSX0470	21	11 h 50m	0.46
Wessex Water	WSX0824	5	10 h 58m	0.42
Wessex Water	WSX0489	18	10 h 14m	0.42
Wessex Water	WSX0514	12	9 h 55m	0.38
Wessex Water	WSX0389	21	9 h 28m	0.38
Wessex Water	WSX0350	11	8 h 44m	0.33
Wessex Water	WSX0411	15	8 h 25m	0.33
Wessex Water	WSX0571	13	8 h 10m	0.33
Wessex Water	WSX0589	11	6 h 28m	0.25
Wessex Water	WSX0515	12	6 h 22m	0.25
Wessex Water	WSX0421	17	6 h 14m	0.25
Wessex Water	WSX0569	10	5 h 31m	0.21
Wessex Water	WSX0532	12	5 h 20m	0.21
Wessex Water	WSX0720	7	5 h 14m	0.21
Wessex Water	WSX0562	12	5 h 10m	0.21
Wessex Water	WSX0789	1	4 h 6m	0.17
Wessex Water	WSX1120	4	4 h 4m	0.17
Wessex Water	WSX0172	11	3 h 59m	0.12
Wessex Water	WSX1009	9	3 h 58m	0.12
Wessex Water	WSX0756	3	3 h 52m	0.12
Wessex Water	WSX0434	10	3 h 10m	0.12
Wessex Water	WSX0555	8	3 h 6m	0.12
Wessex Water	WSX0547	7	3 h 2m	0.12
Wessex Water	WSX0738	11	2 h 48m	0.08
Wessex Water	WSX0556	10	2 h 13m	0.08
Wessex Water	WSX0596	8	2 h 10m	0.08
Wessex Water	WSX0490	5	2 h 10m	0.08
Wessex Water	WSX0874	4	1 h 52m	0.04
Wessex Water	WSX0634	3	1 h 24m	0.04
Wessex Water	WSX0587	1	1 h 20m	0.04
Wessex Water	WSX0496	7	1 h 16m	0.04
Wessex Water	WSX0617	1	1 h 16m	0.04
Wessex Water	WSX0644	5	1 h 12m	0.04
Wessex Water	WSX0806	1	1 h 12m	0.04
Wessex Water	WSX0782	6	1 h 8m	0.04
Wessex Water	WSX0852	2	1 h 6m	0.04
Wessex Water	WSX0633	4	1 h 2m	0.04
Wessex Water	WSX0669	5	0 h 50m	0
Wessex Water	WSX0871	4	0 h 48m	0
Wessex Water	WSX0516	6	0 h 46m	0
Wessex Water	WSX0981	2	0 h 46m	0
Wessex Water	WSX1257	2	0 h 44m	0
Wessex Water	WSX0781	4	0 h 44m	0
Wessex Water	WSX0992	2	0 h 34m	0
Wessex Water	WSX0922	3	0 h 26m	0
Wessex Water	WSX0947	2	0 h 20m	0
Wessex Water	WSX0873	2	0 h 12m	0
Wessex Water	WSX0816	3	0 h 12m	0
Wessex Water	WSX0168	1	0 h 6m	0
Wessex Water	WSX0737	1	0 h 4m	0
Wessex Water	WSX1161	0	0 h	0
Wessex Water	WSX10109	0	0 h	0
Wessex Water	WSX10040	0	0 h	0
Wessex Water	WSX1251	0	0 h	0
Wessex Water	WSX10038	0	0 h	0
Wessex Water	WSX1290	0	0 h	0
Wessex Water	WSX1259	0	0 h	0
Wessex Water	WSX1258	0	0 h	0
Wessex Water	WSX10050	0	0 h	0

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.

Analysing sewage pollution by the Water Industry

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Bristol North West - Live Sewage Polluted by sewage 1,528 hours this year so far...

Bristol North West - Live Sewage