 It is owned and operated by the West Des Moines Community School District and is operated by students at Valley under the direction of a staff advisor.On October 1, 1976, the West Des Moines Community School District signed KWDM on the air at 88.9 MHz.The KWDM call letters had previously been used on two commercial stations in Des Moines, 1150 AM (now KWKY) and 93.3 FM (now KIOA), under the ownership of George Webber.