Top of the Poops | Place | Abergwaun | Polluted by Dwr Cymru Welsh Water

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Totals for Abergwaun in 2025

5 Sites polluted by Dwr Cymru Welsh Water

351 sewage dumps

3,006 hours duration

That's 4.17 months. 6.8 times a week, on average

Change Over Time

Constituency for Abergwaun

Nearby Constituencies

Waterways in Abergwaun

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Pollution Summary 2025

Here are all the reported sewage overflow totals for Abergwaun in 2025. 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 place all the declared CSO Combined Sewage Overflow - a device that, when operating, pours combined rainwater & sewage into a waterway s appeared to have monitoring enabled for more than 50% of the year

Company	Waterway	Site	Sewage Dumps	Duration (Hours)	Reporting %
Dwr Cymru Welsh Water	Fishguard Harbour	Fishguard Slade SPS	94	1,398	99.6
Dwr Cymru Welsh Water	Goodwick Brook	Parrog Goodwick SPS	73	882	99.9
Dwr Cymru Welsh Water	Lower Town Harbour, Fishguard	Fishguard Lower Town SPS	84	599	99.9
Dwr Cymru Welsh Water	Goodwick Brook	CSO at Emergent Culvert Goodwick	49	68	98.5
Dwr Cymru Welsh Water	Fishguard Harbour	Fishguard Ogof Martha SPS	51	58	99.9

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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© 2020-2025 Top-Of-The-Poops CC-BY-SA 4.0,
© Openstreetmap contributors, Contains OS data © Crown copyright and database right 2021-2025,
Contains Water UK National Storm Overflow Hub Data CC-BY-SA 4.0 and analysis © 2025 Top-Of-The-Poops

Some data reproduced under Open Government Licence

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