New Hands-on course coming June 10th!

HILA is pleased to announce our first hands-on course of 2023, Irrigation Design and Principles!

The class will include instruction on hydraulics and design, water pressure and elevation changes, elements of an irrigation plan, point of connection, backflow prevention devices, mainline, quick couplers, valve types, laterals, flow rates, friction loss, precipitation rates, selection of sprinkler heads and spacing.

It will be taught by Christian Renz of Pacific Aina Design.

The class will be on June 10th, 2023, from 8:30 to 11:30 am. It will be at the Kalaemano Interpretive Center at the Kuki’o Golf and Beach Club.

The cost for the class will be $60 for HILA members and $95 for non-members.

For questions contact Ty McDonald at or 808-322-4884

Space is limited so please REGISTER EARLY!