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Llwyn-onn Water Treatment Works


Investing in new and resilient water treatment works and associated facilities which will provide our customers with a safe, reliable supply of clean drinking water for decades to come.

Welcome to our consultation

10th July – 9th September 2024

The information on this consultation site outlines the proposal for the Llwyn-onn Water Treatment Works upgrade.

This is a non-statutory consultation and is designed to share with you the need for the investment, our proposals, and receive your feedback on these revised proposals ahead of undertaking a statutory consultation.

Our proposal for Llwyn-onn Water Treatment Works upgrade

The Llwyn-onn site was identified as the only one of the three existing water treatment works deemed suitable for an upgrade.

We have created a virtual consultation room where you will find information about the proposal and how you can provide your views. Please make sure you visit the additional information on the main table within the virtual room, as well as view the visualisations provided on the screen.