Big Island · North Kona
NELHA / OTEC
NELHA (Natural Energy Laboratory of Hawaiʻi Authority) is a 322-acre Hawaiʻi state research and commercial campus at Keāhole Point, established 1974, operating…
The full story and narration are in Mochi Premium.
A reservation or permit is required. Book ahead.
NELHA is a working scientific facility with active research, not a tourist site. View from outside the campus unless you are on a scheduled tour. Public tours typically run Tuesday, Thursday, and Friday mornings with advance reservation required; verify current schedule before showing up. Hāloa Cafe on the campus is open to the public on weekdays. Do not interfere with pipeline infrastructure or research instruments. Do not photograph commercial-tenant operations without permission.