malama i ka honua

Welcome to the O`ahu Group

Our mission statement is..."To explore, enjoy, and protect the wild places of the Earth; to practice and promote responible use of Earth's ecosystems and resources; to educate and enlist humanity to protect and restore the quality of the natural and human environment..."

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Upcoming Outings

  • Remind yourself why we're so lucky to live Hawai`i! Join us on a Sierra Club O`ahu Group outing! For more information on any of the hikes listed below, visit our Outings Schedule.
  • IMPORTANT: Before you sign up for a hike, you must read this important hike information.

    • Sunday, May 5
    • Sandy Beach Cleanup (S)
    • Sunday, May 5
    • Pahole NAR Service Project (S)
    • Sunday, May 5
    • Kapiʻolani Community College Cactus and Succulent Garden Tour (E/F)
    • Saturday, May 11
    • Wahiawā Hills Float (F)
    • 5 mi/Moderate/Valley, Stream
    • Saturday, May 11
    • Mānoa Falls Trail project (S)
    • Sunday, May 12
    • Judd-Nu‘uanu-Pauoa Flats- Puʻu ‘Ōhi‘a (F)
    • 5 mi/Moderate/Ridge, Contour/Nu‘uanu
    • Sunday, May 19
    • Mariners Ridge to Kuli‘ou‘ou (F)
    • 7 mi/Strenuous/Ridge/Hawai‘i Kai
    • Sunday, May 19
    • Likeke Loop (F)
    • 6 mi/Moderate/Contour/Kāne‘ohe
    • Saturday, May 25
    • Paepae o He‘eia Community Work Day (S)
    • Saturday, May 25
    • Mānoa Falls Trail project (S)
    • Saturday to Monday, May 25-27
    • Hakalau Forest National Wildlife Refuge, Big Island (S)
    • Saturday, June 1 (National Trails Day)
    • Maunawili Contour Trail (F/E)
    • 10 mi/Moderate/Contour/Maunawili
    • Saturday, June 1
    • Mānoa Falls Trail Project (S)
    • Sunday, June 2
    • Ha‘ikū Stairs via Keahi a Kahoe (F) - CANCELLED
    • 12 mi/Extremely strenuous/Valley, Ridge/Moanalua
    • Sunday, June 2
    • Photography Hike: Koko Crater Botanical Garden (E/F)
    • 2 mi/Easy/Crater floor/Hawai‘i Kai
    • Thursday, June 6
    • Pau Hana at Foster (F)
    • Saturday, June 8
    • MCBH Kāne‘ohe Bay Service Project (S)
    • Sunday, June 9
    • Waimānalo Bicycle Ride (F)
    • 20 mi/Moderate/Rolling hills/Waimānalo
    • Sunday, June 16
    • Kokokahi (F)
    • 5 mi/Moderate/Strenuous/Ridge/ Kāne‘ohe
    • Sunday, June 23
    • Kuli‘ou‘ou (F)
    • 5 mi/Strenuous/Ridge/Kuli‘ou‘ou
    • Sunday, June 23
    • Kāne‘ohe to Kualoa Beach Park Bicycle Ride (F)
    • 20 mi/Moderate
    • Wednesday, July 3
    • Pau Hana Hike: ‘Aiea Loop Trail (F)
    • 5 mi/Moderate/+/-900 feet/Ridge/‘Aiea Heights
    • Thursday to Saturday, July 4-6
    • Haleakalā National Park, Maui (S)
    • Saturday, July 6
    • Ala Wai Boat Harbor Cleanup (S)
    • Sunday, July 14
    • Wa‘ahila Ridge (F)
    • 6 mi/Strenuous/Ridge/East Honolulu
    • Sunday, July 14
    • Photography Hike: Lili‘uokalani Garden (E/F)
    • Saturday, July 20
    • Old Pali Road to Likeke Falls (F)
    • 4 mi/Moderate/Contour/Nu‘uanu Pali
    • Sunday, July 21
    • Sierra Seminar: ‘Aiea Ridge Partial (E/F)
    • 5 mi/Moderate/Ridge/‘Aiea
    • Saturday, July 27
    • Late Morning Family Hike: Ho‘omaluhia Botanical Garden (E/F)
    • Sunday, July 28
    • Mānana Family Hike (F)

Upcoming Events

  • Saturday, June 1 (National Trails Day) Maunawili Contour Trail hike
  • 10 mi/Moderate/Contour/Maunawili
  • Reservations Required. Come celebrate the 20th anniversary of the completion of the trail by Sierra Club volunteers. This outing is a fundraiser for the Oahu Group: $20 per person. Special commemorative T-shirt for those registering by May 18th.
  • O`ahu Group Executive Committee meeting
  • Third Tuesday of the Month
  • Sierra Club Office
  • Call 537-9019 for more details. Members welcome.