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This week in the Irvine Ranch Open Space, we will hike in Weir Canyon. Our route will take us up over Rifle Range, which includes a steep hill, and continue past the Ox Monument into Santiago Oaks. Our return route will take us through a beautiful oak woodland where deer are often seen.

Participants must be able to hike 7.5 miles with an elevation gain of 1200 feet at an average moving rate of 3 miles per hour. Please bring water, a trail snack, sunscreen, a hat, and any other necessary equipment to keep you safe on the trail, and wear sturdy, closed-toe hiking shoes or boots. Each hiker must carry his/her own water and supplies.

Please note that you will be asked to adhere to the following protective measures during the activity in order to participate:

  • Each individual adult must bring with them a signed liability waiver. Minors may be added to the waiver of their respective parent or legal guardian. The form will not be available on site.
  • The waiver can be accessed and downloaded for print at home use here:  IRC Liability Waiver 2020.05
  • Be registered in advance, no walk-up registration is permitted.
  • Arrive with all necessary equipment to keep you safe on the trail, including water, proper attire, and closed-toe footwear, first aid, health needs etc.
  • Restrooms will be available, but facilities will not be sanitized for each individual.
  • You may be prevented from participating if you do not adhere to the above protocols.

Additionally, in an effort to respect and protect all employees, volunteers, and participants, please do not sign up or attend if you are not feeling well, exhibiting any symptoms of illness or have been in recent contact with someone who was ill.

Reviewing the 1-through-5 Difficulty Ratings will help you evaluate your readiness to participate in this level-4 activity on the land.

To learn more about the staging areas and activity locations, please visit our Staging Areas Playlist page.


Learn more and register here.

Lush green canyon with coast live oak trees