Fukuoka Fukuoka SeawaterSeawaterDesalination VisitDesalination Visit

Long BeachFukuoka

FukuokaFukuoka

Fukuoka & Long BeachFukuoka & Long Beach

FukuokaFukuoka Long BeachLong Beach

PopulationPopulation 1,409,535 1,409,535 490,166490,166

SizeSize131.28 sq mi131.28 sq mi 65.9 sq mi65.9 sq mi

Annual RainfallAnnual Rainfall 64.25 in 64.25 in 11.54 in11.54 in

Annual Water Annual Water DemandDemand 185,000 acre185,000 acre--ft/yrft/yr 70,000 acre70,000 acre--ft/yrft/yr

Fukuoka Seawater Desalination PlantFukuoka Seawater Desalination Plant

•• 1996 Exploring seawater desalination1996 Exploring seawater desalination•• 1998 Project approved1998 Project approved•• 1999 1999 –– 2000 Design2000 Design•• 2001 2001 –– 2005 Construction2005 Construction

Fukuoka Seawater Desalination PlantFukuoka Seawater Desalination Plant

•• Largest Seawater Largest Seawater Desalination Desalination Plant in Japan.Plant in Japan.

•• 50,000 m50,000 m33/day /day (13 MGD).(13 MGD).

FindingsFindings

•• Subsurface intake produces clean Subsurface intake produces clean seawater for membrane processseawater for membrane process

•• Low maintenanceLow maintenance•• Sustaining performanceSustaining performance•• Survived earthquakes and typhoonsSurvived earthquakes and typhoons