Dorchester (Dorset)

Polluted by sewage 247 times in 2024 lasting 1,988 hours

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© Top of the Poops 2021-2024

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Totals for Dorchester (Dorset) in 2024

7 Sites polluted by Wessex Water
247 sewage dumps
1,988 hours duration
That's 2.76 months. 4.8 times a week, on average

Change Over Time

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Pollution Summary 2024

Here are all the reported sewage overflow totals for Dorchester (Dorset) 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 locality all the declared CSOs appeared to have monitoring enabled for more than 50% of the year

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
Wessex Water River Frome DORCHESTER (LOUDS MILL) STW 124 1,185 99.85
Wessex Water Dorchester Mill Stream 16 HIGH STREET CSO 43 359 99.9
Wessex Water Unknown CSO AT SCOUT HUT 25 321 100
Wessex Water Mill Stream Via Sws 35 KINGS ROAD 45 98 100
Wessex Water Unknown CSO AT PRINCES BRIDGE 7 23 100
Wessex Water Unknown CSO AT 97 HIGH STREET 2 0 100
Wessex Water Mill Stream Via Sws VICTORIA ROAD CSO 1 0 99.7
Wessex Water River Frome Via Sws CSO AT TOP OF SOUTH WALKS 0 0 99.3

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.

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