 Detachments from the camp captured Daniel Showalter's party near Warner's Ranch, November 20–29, 1861.In December, 1861, five companies of the regiment were sent to Fort Yuma on the Colorado River and the others to various posts around Southern California.The regiment was assigned to a force called the California Column, which was commanded by Carleton and composed of one infantry regiment (the 5th) and parts of two cavalry regiments (the 1st and 2nd) of California volunteers and a company of Regular artillery.