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..."

Quick Links:

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
    • 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.
    • Thursday to Saturday, July 4-6
    • Haleakala National Park, Maui (S)

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.