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Chamna Chase

Richland, United States • 24 Oct 2026

Chamna Chase, Richland WA

Chamna Chase takes place on October 24, 2026 at the Chamna Natural Preserve in Richland, WA. The event offers multiple distance options on trail and some pavement, with race shirts available for purchase if ordered by September 15.

Distances include:

  • Half marathon
  • 10K
  • 6K

Halloween costumes are strongly encouraged and there may be prizes for best costumes. Awards and snacks are provided for entrants after the event, and special prizes from sponsors may be given. Dogs are allowed on course only when kept on a leash.

Course details: the half marathon is a double out & back route with a loop in the middle. The 10K follows the first out & back section plus the loop. The 6K is a single large loop. Trails use as much dirt surface as possible, with occasional rocks; the half marathon and 10K include some pavement sections. The course will be marked with fluorescent tape, and course maps will be emailed to entrants as race day draws near. Visit the organization's website for the most recent information.

United States Washington Richland

Race information

Website Registration
Half Marathon
1/2 Marathon
10 km
10k
6 km
Visit the organization's website for the most recent information.
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