The Hilo office is the base of operations where the administration, development of instruments, data analyisis is done.
Mauna Loa Observatory's base of operations is located in the Kilauea Financal Plaza located at 1437 Kilauea Ave. #102.
The Hilo facility has a chemistry lab to analyze rain water and projects for the EPA.
An optics lab is used for development and testing of new lidar systems.
The electronics shop is used to build, and repair various types of equipment.
The computer lab is used to monitor the observatory's network. Computer repairs are done here also.
Loading bay and shop is used to store flasks, tanks and other large items received. It contains shop equipment for wood and metal work.