* All downloadable documents are in Adobe Reader (.pdf) format

Mountain Tour Arrangements

Tours of the Mauna Loa Observatory mountain facility are available on selected weekdays. To schedule a tour, contact station chief John Barnes by email or phone (808-933-6965 x222). Please try to make your request a few weeks in advance. Please note also that Mauna Loa Observatory is not an astronomy observatory. For those interested in astronomy, see http://www.ifa.hawaii.edu/info/vis/

Office Tour Arrangements

The MLO office in Hilo is mainly administrative, but there is a small visitor center with displays of atmospheric research equipment and results. Guided office tours with hands-on displays can be arranged on selected weekdays. Office tours have been used in the past as activities for school groups and classes. To schedule a tour, contact station chief John Barnes by email or phone (808-933-6965 x222). Please try to make your request a few weeks in advance.

Transportation Needs

Transportation is not provided for you to the mountain site, or to the MLO office, due to federal policy. All housing and transportation needs must be arranged on one's own.

Useful Information

Mauna Loa Observatory is a remote, high-altitude facility. Reviewing the information below is strongly recommended to ensure your visit is safe and you are well prepared.

  • "Important Things to Remember When Visiting MLO" [ download ] [ online ]

Cancellations

If you must cancel a trip after a visitation has been confirmed, please contact your MLO tour representative as soon as possible.