The incident happened on May 7 at Smithville Lake.
Officials say Andi Rittel, 18, of Independence was shot in the leg after she was possibly mistaken for a wild turkey.
The person who fired the shot left the scene.
Rittel suffered shotgun pellet wounds.
She was able to walk to her vehicle and was treated and released from the hospital the same day.
Anyone with information is asked to call the MDC Northwest Regional Office at (816) 271-3100 or the Clinton County Sheriff's Department at (816) 539-3777.