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River Mole polluted by sewage 603 times in 2025 - lasting 4,891 hours

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Contains OS Data © Crown copyright & database right 2021-2024
© Top of the Poops 2021-2024
Totals for River Mole in 2025
8 Sites polluted by South West Water
603 sewage dumps
4,891 h duration
That's 6.79 months. On average 1.7 times a day
Constituencies along River Mole
Places along River Mole

Pollution Summary 2025

Here are all the reported sewage overflow totals for River Mole in 2025. Sometimes sewage can be being dumped for months at a time.

Company Waterway Site Sewage Dumps Duration (Hours) Reporting %
South West Water River Mole SOUTH MOLTON WWTW 261 2,553 98.95
South West Water River Mole NORTH MOLTON STW 85 1,016 100
South West Water River Mole WEST BUCKLAND STW 94 1,006 98.9
South West Water River Mole GEORGE NYMPTON WWTW SSO 49 214 98.2
South West Water River Mole WWTW AT ALSWEAR NO. 1 42 67 100
South West Water River Mole EAST STREET CSO 57 24 100
South West Water River Mole KINGS NYMPTON NORTH STW 11 7 100
South West Water River Mole CATTLE MARKET CSO 4 0 99.5
South West Water River Mole WINSFORD PARK PSCSO/EO 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. Live sewage data from Stream Water API

Annual figures up to and including 2025 come from official water company returns. The 2026 figure is our own estimate, derived continuously from the companies' live data feeds.

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.