CANCELLED: I: ⭐Cucamonga Peak (8859') and Etiwanda Peak (8662')

Date and Time:
Sat, Sep 13, 20258:00 AM (Pacific)

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09/13/2025 8:00 AM America/Los_Angeles
CANCELLED: I: ⭐Cucamonga Peak (8859') and Etiwanda Peak (8662')

I: Cucamonga Peak (8859') and Etiwanda Peak (8662') - Join us on a two-day trip to the Cucamonga Wilderness Area, located east of the San Gabriel Mountains. The first day we will climb Cucamonga Peak and Etiwanda Peak on the Big Tree/Cucamonga Peak Trail. The total hike on Saturday is 12 miles round trip with 3300 feet of gain. The next day, Sunday, we will hike to the thorny San Sevaine Lookout (5240') and Buck Point (6433'). The total hike on Sunday is 6.5 miles round trip with 1100 feet of gain. High clearance vehicles advised. Bring 2-3 liters of water, lunch, and other essentials. Contact Sunny Yi (sunnyyi1125@gmail.com) with recent conditioning, experience and trip details. This is a Sierra Club Backcountry Outing, which requires everyone to submit a completed Medical Form to the Leader at the trailhead. Leader: Sunny Yi, Co-Leaders: Jason Park, Catherine Rossbach.

6C9W+JV Lytle Creek, CA, USA

Webinar URL:

34.21909400,-117.55276100 Sunny Yi sunnyyi1125@gmail.com MM/DD/yyyy amOUuwqNAzpGSXwtHmnd12740

Organized By: Angeles Chp Hundred Peaks

Location: 6C9W+JV Lytle Creek, CA, USA

Map | Directions

Event Organizers:
Sunny Yi
   sunnyyi1125@gmail.com
   (562) 500 -1167
Catherine Rossbach
   catherinerossbach1@gmail.com
   (805) 490-5876
Jason Park
   jasonpark7100@gmail.com
   (562) 774-7900

I: ⭐Cucamonga Peak(8859') and Etiwanda Peak(8662') - Join us on a two-day trip to the Cucamonga Wilderness Area, located east of the San Gabriel Mountains. The first day we will climb Cucamonga Peak and Etiwanda Peak on the Big Tree/Cucamonga Peak Trail. The total hike on Saturday is 12 miles round trip with 3300 feet of gain. The next day, Sunday, we will hike to the thorny San Sevaine Lookout(5240') and Buck Point(6433'). The total hike on Sunday is 6.5 miles round trip with 1100 feet of gain. High clearance vehicles advised. Bring 2-3 liters of water, lunch, and other essentials. Contact Sunny Yi (sunnyyi1125@gmail.com) with recent conditioning, experience and trip details. This is a Sierra Club Backcountry Outing, which requires everyone to submit a completed Medical Form to the Leader at the trailhead. Leader: Sunny Yi, Co-Leaders: Jason Park, Catherine Rossbach, Lidia Barbosa, Kat Jankaew.

Level: Strenuous

Signup Instructions: To sign up and to get trip details: Sunny Yi (sunnyyi1125@gmail.com)

Bring: Completed Medical Form, bring 2-3 liters of water , lunch, other essentials.

Signup Restrictions: If you are feeling sick or have been exposed to someone who has been sick or tested positive for Covid within the past 10 days, please do not join this hike.

Carpool: Participants are advised that Sierra Club is not responsible for carpooling.

Note: Carpool transportation is at the sole risk of the participants.