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Business Details
39 Years
experience
Trusted Water Storage and Treatment Solutions in Hilo, HI
WaterWorks Hawaii has been a trusted provider of water catchment solutions since 1987. Our locally manufactured systems combine durability with innovation to meet residential, commercial, and agricultural needs across the Big Island. We specialize in designing and supplying steel and poly water tanks ranging from 60 to 250,000+ gallons, ensuring reliable storage for diverse applications. Our water treatment expertise includes sediment filtration and UV sterilization systems that deliver potable water for human consumption. With two convenient locations in Hilo and Kona, our knowledgeable sales team and on-site technicians provide personalized support for installations, plumbing, purification, and pump troubleshooting. We maintain rigorous quality standards by constructing steel tanks beyond engineer specifications using 14 or 18 gauge panels.

Our commitment to industry advancement drives continuous innovation in catchment system design and functionality. Customers benefit from same-day installation services for average household tanks and comprehensive technical guidance throughout their projects. As Hawaii's leading provider, we offer competitive pricing without compromising on safety or performance. Our service portfolio extends to recreational water products including HotSpring spas, pool chemicals, and filtration systems. Operating Monday through Friday from 8:00 AM to 4:00 PM, we prioritize customer satisfaction through expert consultation and quality assurance.
Services
Water Catchment Systems Steel Water Tanks Poly Tanks Water Treatment Systems Hot Tub Sales Rain Harvesting Products Plumbing Components Installation Services
Details
  • Year established: 1987
Highlights and features
  • We offer over 35 years of specialized expertise in Hawaii's water catchment systems
  • Our tanks exceed engineering specifications with 14/18 gauge steel construction
  • Locally manufactured systems tailored to Hawaii's environmental requirements
  • Comprehensive technical support from certified installation to ongoing maintenance
  • We maintain industry-leading innovation in water purification and storage technology
Services
Water Catchment Systems
Our water catchment systems capture and store rainwater for residential and commercial use. Systems include pre-filtration devices and storage tanks ranging from 60 to 250,000+ gallons. We provide complete solutions including design, equipment, and installation services.
Steel Water Tanks
Heavy gauge corrugated steel tanks built beyond engineering specifications using 14 or 18 gauge panels. Available in sizes from 60 to 100,000+ gallons with durable construction for long-term water storage applications across Hawaii Island.
Water Treatment Systems
Complete water treatment solutions featuring sediment filters and UV sterilization systems. These systems ensure water safety by removing contaminants and making water potable for residential and commercial consumption in Hawaii.
Hot Tub Sales
Authorized dealer for HotSpring brand spas offering recreational water products. Includes massage therapy systems, water care technology, and energy-efficient hot tubs with supporting chemical treatments and maintenance supplies.
Tank Installation
Professional installation services for catchment tanks completed in one day for average households. Our experienced crew handles steel and poly tank installations with comprehensive support for residential and commercial projects across the Big Island.
Questions
What water tank sizes do you offer?
We provide steel and poly water tanks ranging from 60 gallons to 250,000+ gallons for residential, commercial, and agricultural applications.
Do you install water catchment systems?
Yes, our professional crew completes standard household tank installations in one day with comprehensive system setup and technical support.
What water treatment solutions are available?
We offer complete water treatment systems including sediment filters and UV sterilization units to ensure safe, potable water supply.
Are your tanks made locally?
Yes, all our water storage tanks are locally manufactured in Hawaii to meet strict quality standards and environmental requirements.
Do you sell recreational water products?
We are authorized dealers for HotSpring spas and carry pool chemicals, pumps, and filtration systems for recreational water needs.