Captain Cook Water Catchment — Our Home Base
Locally owned, full-service water catchment for Captain Cook and surrounding communities — the rainwater catchment Big Island homeowners have trusted since 2008. Based in South Kona, serving all of Hawaii.
Captain Cook at a glance: sits in the heart of South Kona at 1,000–2,000 ft elevation, receiving 50–80 inches of rainfall annually — ideal conditions for water catchment. As Pacific Blue Catchment's home base, we've installed more tanks here than anywhere else on the island.
Captain Cook is home — it is where Pacific Blue Catchment was founded and where our warehouse, office, and primary crew are based at 82-6066 Mamalahoa Highway, Captain Cook, HI 96704. Nestled across the slopes of Mauna Loa above Kealakekua Bay between 1,000 and 2,000 ft elevation, Captain Cook sits in the heart of the Kona coffee belt — where steady orographic rainfall of 50 to 80 inches per year supports one of the world's most prized agricultural regions.
Being headquartered here means Captain Cook and the surrounding communities of Kealakekua, Honaunau, Kealia, and Napoopoo receive the fastest response times of any area we serve. Emergency repairs, filter changes, and tank inspections can often be completed the same day you call. Many of our neighbors have been customers for over a decade — we maintain their systems through annual service contracts that keep water quality high year-round.
The Captain Cook area shares the leeward slope's volcanic soil challenges — pahoehoe and aa lava flows underlie most properties, requiring careful site preparation before tank placement. Our crews know every subdivision, every access road, and every microclimate variation from the dry coast at sea level up to the wetter elevations near the macadamia nut orchards above town. This local knowledge translates directly into better system designs and faster installations.
Services available in Captain Cook
Pacific Blue Catchment provides complete water catchment solutions for residential and commercial properties in Captain Cook and throughout Big Island.
Water Tank Installation
Certified Pioneer tank dealer. Tanks from 1,000 to 48,000 gallons, installed on prepared pads with full plumbing connections.
Rainwater Harvesting Systems
Complete roof-to-tap systems including gutters, downspouts, first-flush diverters, and collection plumbing.
Water Filtration
Multi-stage sediment, carbon, and specialty filtration to remove particulates, chemicals, and organic contaminants.
UV Water Treatment
Hospital-grade ultraviolet sterilization that eliminates 99.99% of bacteria, viruses, and parasites without chemicals.
System Maintenance
Scheduled maintenance contracts including filter changes, tank inspections, UV lamp replacement, and water quality testing.
Emergency Repair
Pump failures, leaks, broken fittings, and contamination events — we respond fast to get your water flowing again.
Fire Protection Tanks
Dedicated fire suppression water storage with quick-connect fittings for fire department access. Critical for rural properties.
Commercial Systems
Large-scale catchment for farms, ranches, businesses, and multi-unit residential. Custom engineered for high-volume applications.
Hawaii's climate demands Hawaii experience.
Salt air, volcanic conditions, heavy rainfall, and remote locations — we have built and maintained catchment systems across every microclimate the islands throw at us. 15 years of local knowledge means we know what works in Captain Cook and what does not.
Captain Cook microclimate, neighborhoods, and what to expect
Rainfall and elevation. Captain Cook sits between 1,000 and 2,000 ft on the leeward slope of Mauna Loa, with annual rainfall of 50 to 80 inches. The coffee belt receives consistent orographic precipitation as trade winds rise up the mountain face — far steadier than the variable showers further down the coast. The rain is clean orographic precipitation with minimal vog influence at this elevation, which keeps catchment pH closer to neutral than what you see further south in Hōnaunau or down in Pahala.
Neighborhoods and subdivisions served. Captain Cook proper, Kealakekua, Hōnaunau, Napoopoo, the South Kona agricultural lots above and below Mamalahoa Highway, properties adjacent to Keauhou, the macadamia and coffee farms along the upper Captain Cook belt — all regular dispatch territory for our crew. Most jobs are within a 15-minute drive of our 82-6066 Mamalahoa office, which means same-day service for emergencies and quick turnarounds on quotes.
Why catchment matters here. Captain Cook is Kona coffee country, and many properties are agricultural lots that rely entirely on catchment for household water and supplemental irrigation. South Kona has some of Hawaii's most reliable rainfall patterns thanks to consistent trade-wind orographic lift, which makes the math on catchment forgiving — most homes can be sized comfortably without oversizing for drought. Many homes here are off the county water grid altogether and depend on their catchment system as their primary water source. Pacific Blue Catchment has been serving this community since the company was founded — we've watched many of our customers' kids grow up on the water we installed.
Permits and code. Hawaii County requires a building permit for catchment tanks over 5,000 gallons; below that, the plumbing connection to the dwelling is still permitted through the Hawaii County Department of Public Works. We handle permit coordination as part of every project — by the time the tank arrives on-site, the permits are typically already approved.
Captain Cook catchment FAQ
Do you serve Captain Cook for water catchment?
Yes — Captain Cook is Pacific Blue Catchment's home base. Our office and crew are stationed at 82-6066 Mamalahoa Hwy in Captain Cook, so we offer same-day service across South Kona and the entire Captain Cook district. Call (808) 345-0335 to schedule a free site survey.
How much does a water catchment system cost in Captain Cook Hawaii?
A complete turnkey residential water catchment system in Captain Cook typically runs in the low five figures — roughly $12,000 to $25,000 — covering tank, liner, pump, filtration, UV, plumbing, and first fill. Larger agricultural lots run higher. We provide a written quote after a free site survey.
What tank size do I need in Captain Cook?
South Kona agricultural lots typically need 10,000–15,000 gallon systems given irrigation needs alongside household use. Residential properties average 5,000–10,000 gallons. We size during a free site survey using your roof area, household demand, and the local 50–80 inch rainfall pattern.
Request a free quote in Captain Cook.
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A member of our team will reach out within one business day. For anything urgent, call us at (808) 345-0335.
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