Water & Wastewater
Department of Water Supply

County of Hawaii

Finishing on Exterior Water Plant

This project generally consists of the conversion and expansion of the existing 2 million gallon per day (MGD) Waimea Water Treatment Plant using conventional water filtration processes to a 4 MGD membrane filtration plant and related improvements.

Specific improvements include: site grading; paving, drainage, walkways, clarifiers and a causeway; modifications to several existing structures and processes; construction of a new membrane process building; a new emergency generator; together with associated site work, fencing, water systems piping, electrical work, instrumentation, painting, and demolition.

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