Grantham and Bourne - Live Sewage

Polluted by sewage 7,624 hours this year so far...

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View Annual Sewage Data

You're looking at the totals that we have calculated for sewage in Grantham and Bourne 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 Grantham and Bourne

Daily Data

We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Grantham and Bourne, 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.

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Totals so far

Company	CSO ID	Overflow Days	Total Duration (hours)	Total Duration (days)
Anglian Water	AnW0802	46	711 h 39m	29.62
Anglian Water	AnW0249	34	612 h 15m	25.5
Anglian Water	AnW0109	36	605 h 39m	25.21
Anglian Water	AnW1021	37	601 h 4m	25.04
Anglian Water	AnW0803	30	599 h 42m	24.96
Anglian Water	AnW0250	34	592 h	24.67
Anglian Water	AnW0881	30	591 h 49m	24.62
Anglian Water	AnW0110	32	567 h 18m	23.62
Anglian Water	AnW0448	36	562 h 41m	23.42
Anglian Water	AnW0369	26	535 h 34m	22.29
Anglian Water	AnW0804	19	355 h 44m	14.79
Anglian Water	AWS00764	17	233 h 13m	9.71
Anglian Water	AWS00107	10	109 h 5m	4.54
Anglian Water	AnW0596	6	86 h 45m	3.58
Anglian Water	AnW0521	22	85 h 21m	3.54
Anglian Water	AWS00243	10	85 h	3.54
Anglian Water	AWS00955	8	84 h 44m	3.5
Anglian Water	AnW0570	7	82 h 30m	3.42
Anglian Water	AWS00456	9	61 h 7m	2.54
Anglian Water	AWS00822	7	57 h 50m	2.38
Severn Trent Water	SVE1707	8	53 h 23m	2.21
Anglian Water	AnW0522	9	44 h 31m	1.83
Anglian Water	AnW0600	3	43 h 4m	1.79
Severn Trent Water	SVT02626	4	31 h 12m	1.29
Anglian Water	AWS00499	4	28 h 28m	1.17
Anglian Water	AWS00362	2	24 h 30m	1
Anglian Water	AWS01455	6	22 h 38m	0.92
Anglian Water	AWS00809	4	19 h 44m	0.79
Anglian Water	AnW0365	2	19 h 29m	0.79
Anglian Water	AWS00584	3	18 h 13m	0.75
Anglian Water	AWS00017	2	17 h 15m	0.71
Anglian Water	AWS00232	4	16 h 51m	0.67
Anglian Water	AnW0862	13	16 h 1m	0.67
Anglian Water	AWS00559	3	15 h 54m	0.62
Anglian Water	AWS00108	2	14 h 12m	0.58
Anglian Water	AnW1305	7	8 h 42m	0.33
Anglian Water	AWS00765	1	3 h 30m	0.12
Anglian Water	AWS01554	1	2 h 30m	0.08
Anglian Water	AnW1553	1	1 h 45m	0.04
Anglian Water	AnW1502	1	0 h 59m	0
Anglian Water	AWS00357	1	0 h 45m	0
Anglian Water	AWS00477	0	0 h	0
Anglian Water	AWS00016	0	0 h	0
Anglian Water	AWS01506	0	0 h	0
Anglian Water	AWS00501	0	0 h	0
Anglian Water	AWS00587	0	0 h	0
Anglian Water	AWS00448	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. 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.

Analysing sewage pollution by the Water Industry

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Grantham and Bourne - Live Sewage Polluted by sewage 7,624 hours this year so far...

Grantham and Bourne - Live Sewage