About The purpose of this Association is to encourage, improve and promote the sport of Amateur track & field in the Missouri Valley area.  This Association encompasses the following territory:  State of Kansas; and State of Missouri west of and including the counties of Schuyler, Adair, Macon, Randolph, Audrain, Callaway, Cole, Moniteau, Morgan, Benton, Hickory, Polk, Greene, Christian, and Taney.