Reliable groundwater from exploration through pump install.

WRI develops the wells that feed agriculture, municipal supply, and private estates — with licensed crews mobilized statewide from Honolulu and Kawaihae.

Request a quote Call (808) 531-8422

35+ Years in Hawaii
$150M+ Contracts completed
2,800 ft Max well depth
Pacific Basin coverage

Government · Commercial · Agricultural · Private · 35+ years · Pacific Basin

Private wells

Clear timelines and scoped quotes for Hawaii property owners.

Whether you need a new production well for an estate on Oʻahu or irrigation capacity on Hawaiʻi Island, WRI walks you through exploration, permitting, drilling, and pump install — with transparent milestones and a single contractor from start to finish.

Capabilities

Exploration through deep well pumping

Groundwater resource development for government agencies, commercial developers, and private property owners across Hawaii.

Civil site work and grading for infrastructure development

Groundwater exploration

Hydrogeologic assessment and site evaluation before mobilization — reducing dry-hole risk for developers and agencies.

Track-driven mobile drill rig in cool mist — fal-generated hero

Deep well drilling

Production wells to 2,800 ft with experienced drillers — the capability that built $150M+ in Hawaii contracts.

Community water pump — deep well pumping infrastructure

Pump installation

Deep well pumping systems sized for municipal, agricultural, and commercial demand — install through commissioning.

Aerial view of a water treatment plant and reservoir

Monitoring & testing

Yield testing, water quality sampling, and ongoing performance monitoring for permitted production wells.

From exploration to production

01
Site assessment

Review geology, existing records, and permit requirements for your parcel and intended use.
02
Permit & design

Coordinate county well permits, DOH requirements, and pump sizing with your project timeline.
03
Drill & test

Mobilize certified drillers, complete the borehole, and run yield and water quality testing.
04
Pump install

Install and commission deep well pumping systems matched to production and demand.
05
Monitor

Document as-builts and optional monitoring for municipal, commercial, and agricultural clients.

Featured well

Deep production well — Central Oʻahu

Municipal supply · basalt formation · 2024

Depth 1,840 ft
Yield 450 gpm
Formation Basalt aquifer
Scope Drill + pump + test

Compliance & credentials

Licensed, permitted, and contract-proven

State-licensed drillers Certified drilling crews with decades of Hawaii-specific formation experience.
Permit coordination County well permits and DOH requirements managed through drilling and pump commissioning.
Contract track record 35+ years and $150M+ in completed public and private contracts.

Offices & coverage

Honolulu headquarters · Kawaihae field office

Mobilization across Oʻahu, Maui, Hawaiʻi Island, Kauaʻi, and the Pacific Basin for contract clients.

Honolulu office

1100 Alakea St., Suite 2900

Honolulu, HI 96813

(808) 531-8422

Big Island office

61-3295 Maluokalani St. Bay #1

Kawaihae, HI 96743

(808) 882-7207

Alakea Street · Kawaihae Bay · Island-wide mobilization

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Kawaihae · Hawaiʻi Island

Field mobilization for ranch, resort, and agricultural wells.

Our Kawaihae Bay facility positions rigs and support equipment for West Hawaiʻi and neighbor-island work — irrigation wells, production bores, and pump upgrades for operations that depend on reliable groundwater year-round.