What flows is


ACWA is one of the leading UK players delivering innovative sustainable process solutions and technologies for both municipal and industrial clean water, wastewater and bio-solids treatment.

We design and execute resilient cost-effective technologies which address the needs of our clients and their regulatory drivers whilst helping to address climate change.

About us

All Clear Water Ahead (ACWA) our name, sums up well our purpose, to contribute to society, by treating water to wholesome drinking standards and to recycle wastewater and bio-solids, responsibly, attaining environmental sustainability.

What we do

Through developing our people and enacting our values every day, we apply our process expertise, to solve our clients challenges, utilising our in-house technologies and those of our supply chain partners, for their customers and communities served.

Case Studies

Melness Water Treatment Works – Ultrafiltration Process Plant

The Melness Water Treatment Works treats the raw water supply from the Loch na h-Uamhachd reservoir to provide drinking quality wa...


Flag Fen – Advance Membrane High Purity Water Re-use Scheme

The Flag Fen High Purity Water Re-use Scheme was one of the first sites in Europe to use advanced membrane technology to treat sew...


Colchester Wastewater Treatment Works – Ammonia Removal Plant

At Colchester Wastewater Treatment Works changes to the arrangement of old assets and the construction of new assets to treat slud...