Marshall Islands Drought and Water Supply | SPECTRA LB-2800 Establishes Renewable Energy Water Production System for Kili

On Kili, a remote atoll in the Marshall Islands, drought doesn't just mean a lack of rain; it also means deteriorating groundwater quality and rising fuel transportation costs.

Moana Marine LLC installed two SPECTRA LB-2800 systems that use seawater as a source and are powered by solar and wind energy to provide over 5,000 gallons (approximately 18,900 liters) of fresh water daily.

Drought relief and renewable energy desalination system in Kili, Marshall Islands

Original Case Information

Case NameDrought Relief in the Marshall Islands
LocationKili, Marshall Islands
Implemented byMoana Marine LLC
Equipment2 × SPECTRA LB-2800
Energy SourceSolar and wind power
Water Supply CapacityOver 18,900 liters per day, serving approximately 600 residents

Beyond Drought, Groundwater Becomes Unfit for Drinking

Residents of Kili have long faced drought conditions, and groundwater has also become contaminated, requiring boiling before consumption. Similar renewable energy desalination stations have previously been built in Utrik, about 400 miles away, providing residents there with a more stable source of fresh water.

SPECTRA LB-2800 establishes a seawater desalination plant in Kili

Two LB-2800 Units Convert Seawater into Community Water Supply

Tom Vance, representing Moana Marine LLC, installed two SPECTRA LB-2800 reverse osmosis desalination systems in Kili. Project records indicate that the systems can supply over 5,000 gallons of fresh water daily. For approximately 600 residents, this is no longer temporary water delivery but a sustainable community water supply capability.

Moana Marine installs SPECTRA LB-2800 reverse osmosis desalination equipment

Reducing Reliance on Fuel Ensures Long-Term Water Supply

Desalination plants of similar scale often rely on diesel generators for power. However, fuel prices are high on remote islands, and sea conditions can disrupt supply. SPECTRA's energy recovery system reduces power demand, allowing the entire desalination plant to operate with a combination of solar and wind energy, reducing reliance on diesel and external resupply.

Kili solar and wind-powered freshwater supply system

Keeping Equipment and Operational Skills Local

Case records indicate that residents can maintain the equipment with limited external assistance. For remote islands, a truly resilient water supply solution must not only produce water but also enable local people to operate and maintain it, ensuring continued operation after external teams depart.

Marshall Islands residents use SPECTRA water purification systems for fresh water

KATADYN Taiwan's understanding of the case: Island water supply cannot be judged solely by daily output. Energy sources, consumables, technical training, shipping conditions, and maintenance cycles must all be integrated into the system design. The Kili case perfectly illustrates how renewable energy desalination can reduce long-term supply risks.

Sources

Back to blog