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

Kellogg’s Wrexham Factory – Replacement Biofilter System

At Kellogg’s Wrexham factory, the waste flow passes over a single Biofilter for BOD reduction before solids separation through a...


Mallaig Water Treatment Works – Nanofiltration Process Plant

ACWA designed, built and commissioned a nanofiltration plant at Scottish Water’s Mallaig water treatment work. The process ...


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...