Grantham and Bourne was polluted by sewage 630 times in 2023
lasting 6,200 hours
- but monitoring was disabled in some locations, so could be more

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Contains OS Data © Crown copyright & database right 2021-2023
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✔ means we have experimental daily data since 2023
Totals for Grantham and Bourne in 2023
19 Sites polluted by Anglian Water, Severn Trent Water
630 sewage dumps
6,200 h duration
That's 8.61 months. On average 1.7 times a day
Change Over Time
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Pollution Summary 2023

Here are all the reported sewage overflow totals for Grantham and Bourne in 2023. 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 2 of the total 24 CSO locations had reporting enabled for less than half the year, of which 2 had zero reporting.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Anglian Water Beck FULBECK STW 114 1,549 100
Anglian Water River Witham LONG BENNINGTON STW 104 1,526 100
Anglian Water River Witham MARSTON (GRANTHAM) WRC 58 845 100
Anglian Water S.Beck N.Beck South Forty Foot OSBOURNBY WATER RECYCLING CENTRE 49 544 100
Anglian Water Claypole Drain South WELFEN LANE TERMINAL PUMPING STATIO 51 373 100
Anglian Water River Witham CLAYPOLE STW 36 318 100
Anglian Water Grantham Canal HARLAXTON WATER RECYCLING CENTRE 43 306 100
Anglian Water Foston Beck ALLINGTON STW 34 266 100
Anglian Water Helpringham Eau South Forty Fo HELPRINGHAM STW 17 168 100
Anglian Water Running Furrows Drain MANTHORPE MILL PUMPING STATION 60 85 100
Anglian Water Bourne Eau + Black Sluice Dyke BOURNE WATER RECYCLING CENTRE 19 84 100
Anglian Water Running Furrows Drain River Wi GREAT GONERBY PS 5 42 100
Severn Trent Water River Devon WOOLSTHORPE SEWAGE TREATMENT WORKS 22 39 99.7
Anglian Water Ease Drain CHURCH ST TPS 8 20 100
Anglian Water Unknown South Of Dyke Dr DYKE PS 2 16 100
Anglian Water Dike River Witham LONG BENNINGTON-WATER LANE SSO 4 11 99.5
Anglian Water Beck GREAT HALE PUMPING STN 1 2 100
Anglian Water Unnamed Dyke To River Witham DRY DODDINGTON TPS 1 1 100
Anglian Water River Witham GRANTHAM - BRIDGE END GROVE CSO 2 0 31.7
Anglian Water River Witham GRANTA CRESCENT CSO 0 0 0
Anglian Water To Swallow Hole WILSFORD STW STORM 0 0 100
Anglian Water Unknown HOUSING - GREAT HALE RD 0 0 0
Anglian Water Unnamed Drain FOSTON PS FOSTON 0 0 100
Anglian Water Unknown ALMA PARK STW - SSO 0 0 100

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.

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