A woman who was last seen on Sunday in Granite is missing. 

Police say 23-year-old Catherine Hay of Littleton is an avid hiker and often climbs 14ers, but police said her gear was left at home. 

She may be driving a blue 2019 Chevrolet Trax with license plate number BSB-B62. 

Anybody with information on her whereabouts is asked to call law enforcement.