Water Treatment


CAW has been providing operation and maintenance services for water treatment plants in Ireland since 2001, in fact CAW was the first private company to be awarded a contract from a local authority to manage the operation and maintenance of a water treatment plant in Ireland.


The provision of water treatment services is carried out by a dedicated team of highly trained professionals and technicians under the management of the CAW’s Operations Director. Collectively the Water Treatment Operations Team possess an extensive knowledge and capability in the operation and process optimisation of a range of water treatment technologies, including chemical conditioning, coagulation, flocculation, dissolved air flotation, (DAF), rapid gravity filtration, chlorination and UV disinfection, sludge thickening and dewatering, ultrafiltration and reverse osmosis.

CAW provides a full 24/7 Operation & Maintenance Service for water treatment with the capability to monitor water treatment plants remotely through automated telemetry SCADA systems. On-site laboratory and processing optimisation testing can also be provided as well as full access to independent accredited laboratory testing services.

Quality Assurance

The water treatment services provided by CAW are delivered through CAW’s Integrated Management System (IMS) which is based on the accredited ISO 9001: Quality Management System Standard; the accredited ISO 14001: Environmental Management System Standard; the accredited OHSAS 18001: Safety Management System Standard and the accredited ISO 50001: Energy Management Standard.

Delivery of Design & Build Projects

In addition, CAW’s experience in water treatment is not just confined to operation and maintenance. CAW also provide design and build capability for the delivery of water treatment plants. In April 2016, CAW was awarded a design and build contract by Irish Water for the upgrade of the exiting water treatment plant at Foxes Den in Sligo, while previously, CAW delivered a state of the art advanced water treatment plant using a combination of Ultrafiltration and Reverse Osmosis technology, to produce potable grade water from the effluent stream at the Ringsend Wastewater Ultrafiltration and Reverse Osmosis Plant.