GUNUNG · Polinesia Prancis

Mont Orohena

Mou'a 'Orohena

Information

Elevation: 2.241 m
Country: Polinesia Prancis (PF)
Location / Range: Central volcanic massif of Tahiti Nui (interior ridge that also includes Pito Hiti and Mont Aorai)
Mountain type: Heavily eroded extinct ancient shield volcano peak — the highest point of Tahiti and of all French Polynesia
Volcanic?: Yes — volcano
Coordinates: -17.6231, -149.4769
Difficulty: Very difficult / expedition-class — a mix of scrambling and roped climbing (tropical alpinism), almost always guided
Best Season: Dry season May–October; nights at altitude can drop close to 1 °C
Permits & Rules: A permit is required from the mairie de Mahina (Mahina town hall) as well as a gate key to the Mahinarama settlement at the trailhead (~600 m); a professional guide is strongly recommended
Hazards: Fragile and unstable volcanic ridges, mud and dense vegetation, rapidly changing weather, and a final section of about 150 m that is very vertical above great exposure, requiring a harness and safety chains. Even a number of fit climbers fail to reach the summit and turn back at Pito Hiti

Description

Mont Orohena (Mou'a 'Orohena) is the highest point of Tahiti and of all French Polynesia, rising 2,241 metres in the heart of the Tahiti Nui volcanic massif. It is the deeply eroded remnant of an ancient, extinct shield volcano, with sharp crests and steep, exposed faces. Reaching it is a serious multi-day expedition rather than an ordinary hike, blending scrambling and roped climbing through humid, muddy, rarely travelled tropical terrain. The final push follows a knife-edge ridge of roughly 150 vertical metres that requires a harness and fixed chains over huge exposure. Because it is so demanding and hazardous, a professional guide is strongly advised, and access requires authorisation from the Mahina town hall. Orohena is also famous as one of the most topographically isolated peaks on Earth, with the nearest higher mountain over 4,000 km away.

Gallery

Foto bersumber dari Wikimedia Commons — klik untuk memperbesar & lihat sumbernya.

Routes

Ascension terpandu (3 hari / 2 malam)

Mountaineering ekstrem — wajib harness & rantai pengaman

±3 hari (puncak pada hari kedua)

A guided version of the same classic route: an early start, ascent of Pihaaiateta, a bivouac on Pito Hiti, then an exposed ridge crossing toward Orohena with a harness. The operator normally requires a preparation interview before departure.

Source

Jalur klasik via Mahinarama – Pito Hiti

Sulit / ekspedisi (alpinisme tropis; bagian akhir sekitar 3b dengan rantai tetap)

±3 hari (2 malam bivak)

The standard route starts in the Mahinarama subdivision (about 600 m) in Mahina, follows the Mille Sources area, crosses Pihaaiateta, and bivouacs on Pito Hiti before an early summit push along an exposed ridge. The total elevation difference is about 1,650 m, including a near-vertical final 150 m above steep drops.

Source

Climbing Experiences

Five selected summit accounts and one approach hike show the range of experiences on Orohena: multi-day trips via Pito Hiti and technical ridges, as well as an attempt that turned back before the summit when time and weather became limiting. The reports describe humid forest, root-covered slippery trail, bivouacs, and ridge sections that require care and suitable equipment. Use a local guide familiar with current conditions; every link in this list was checked live.

References

The summary above is compiled from the following sources. Click to explore them yourself.