Best Water for Off-Grid Living in Hawaii — 17 verified

All 17 Resources

• ProOne Gravity Water Filters (nationwide) — ProOne makes premium gravity-fed water filters using their proprietary G2.0 hollow fiber and composite shell technology. Their Big+ and Traveler systems remove
• US Water Systems (nationwide) — US Water Systems provides custom-engineered water filtration and treatment systems for well water, rural properties, and off-grid homes. They offer iron filters
• Rain Harvesting Supplies (nationwide) — Rain Harvesting Supplies offers complete rainwater collection systems, storage tanks, first-flush diverters, and filtration components for off-grid properties.
• National Ground Water Association (nationwide) — The NGWA is the authoritative resource for well drilling information in the US. Use their certified contractor directory to find licensed well drillers in any s
• Doulton Water Filters (nationwide) — Doulton ceramic water filters have been made in England since 1826 and are trusted by off-grid users worldwide. Their Imperial and Gravity filters use ceramic c
• WECO Filters (nationwide) — WECO makes high-capacity reverse osmosis systems and water filters specifically designed for rural and off-grid applications with high-iron or high-sediment wat
• HarvestH2O (nationwide) — HarvestH2O is the leading online resource for rainwater harvesting information, state-by-state legality guides, system design calculators, and component sourcin
• Simmons Industries Well Pumps (nationwide) — Simmons Industries has manufactured cast-iron hand pumps for shallow wells since the 1900s. Their Simple Pump and Bison Pump hand pump systems are popular with
• FilterWater.com (nationwide) — FilterWater.com is a comprehensive online retailer specializing in water filtration equipment for residential and off-grid use. Their selection covers UV steril
• Pacific Blue Catchment — Pacific Blue Catchment is a locally owned, full-service water conservation design-build company on the Big Island, specializing in rainwater harvesting systems
• Island Catchment Co. — Island Catchment Co. has been supplying water tanks and catchment systems in Hawaii since 1970. They offer filtration, UV sterilization, and purification system
• WaterWorks Hawaii — Established in 1987, WaterWorks Hawaii manufactures water catchment systems locally for residential, commercial, and agricultural applications. As Hawaii's lead
• Hawaii Well Drilling Services — Hawaii-licensed well drilling company serving rural properties on the Big Island and Maui. Specializes in drilling through volcanic basalt to reach freshwater l
• Aloha Rainwater Harvesting Hawaii — Hawaii's premier rainwater catchment system designer serving the Big Island's off-grid communities. Provides complete catchment systems including roof-to-tank p
• Pure Aqua Hawaii — Honolulu-based water purification company providing filtration systems for Hawaii off-grid homes relying on rainwater catchment. Offers sediment filtration, UV
• Hawaii Department of Health – Safe Drinking Water Branch — Hawaii DOH Safe Drinking Water Branch certifies laboratories and provides guidance for private well and rainwater catchment testing. Off-grid Hawaii residents s
• Sustainable Living Institute of Maui – Greywater — Maui-based sustainable living organization offering greywater system design workshops and installation services for Hawaii off-grid homes. Provides laundry-to-l

Frequently Asked

How many water resources are listed for Hawaii?

GetOffGrid tracks 17 verified water resources for off-grid living in Hawaii: 8 Hawaii-specific operators and 9 nationwide platforms serving Hawaii.

What are the top water resources in Hawaii?

14 of the 17 Hawaii listings are rated 4.5 or higher. Featured: ProOne Gravity Water Filters, US Water Systems, Rain Harvesting Supplies, National Ground Water Association, Doulton Water Filters.

Are these resources verified?

Every listing on GetOffGrid has a verified link to the source. Resources include both state-specific operators and nationwide platforms serving Hawaii.