 As of March 2016, there are a total of six individuals associated with Historic Wintersburg who have been documented through the efforts of the Tuna Canyon Detention Station Coalition as having been confined at Tuna Canyon, including an elder of the Wintersburg Mission.On February 19, 1942, Executive Order 9066 established a military exclusion zone and mandated the forced removal of Japanese Americans from the West Coast.By May 1942, all Japanese Americans had been removed from Orange County, California.