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Project

Water Treatment Works Upgrade at Arlington

Location:

East Sussex

Client:

South East Water

Timeframe:

May 2022

Contract value:

£8.25 million

Modernising critical water Infrastructure while maintaining supply

Key Achievements

Extended

lifespan of critical water treatment assets

Improved

automation, filtration, and chemical dosing systems

Green -

under-river horizontal directional drill completed

Sustainable approach with maximum reuse of viable existing assets

Zero

supply interruptions during complex upgrade works

Project Overview

Enisca Browne was appointed by South East Water to deliver a £8.25 million upgrade at Arlington Water Treatment Works, modernising infrastructure and improving efficiency at the 1972-built facility.

The project involved replacing process equipment, refurbishing mechanical and electrical assets, and upgrading automation and SCADA systems. Works covered process maintenance, pump station improvements, and sludge system upgrades, all completed while maintaining continuous water supply and minimal disruption.

Key Challenges & Solutions

Tight Shutdown Windows

With only 8-hour shutdowns allowed, precise planning and a phased approach ensured smooth execution without disrupting supply.

Modern Tech Integration

Upgrading legacy systems with new automation required careful design. The team successfully improved efficiency and reliability through smart integration.

Sustainable Asset Use

Enisca Browne reused existing assets where possible, cutting waste and carbon while meeting operational goals cost-effectively.

Project Outcomes

Through careful planning, innovation, and efficient management, Enisca Browne upgraded Arlington WTW while maintaining continuous water supply. The improvements boosted efficiency, water quality, and long-term resilience.

This project highlights Enisca Browne’s expertise in modernising aging water infrastructure, delivering complex upgrades while keeping essential services running.

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