Thursday night at approximately 11:23 Rock County Sheriff’s Deputies along with Fire and EMS personnel from the Town of Turtle, City of Beloit, and MD-1 responded to a single ATV crash on S Butterfly Rd south of E CTH S in the Town of Turtle. The ATV operator, a 46 year old Beloit woman, was traveling south in the grassy shoulder of S. Butterfly Rd when the operator struck a utility power pole and was thrown from the ATV. The operator was not wearing a helmet and suffered serious injuries. She was transported to an area hospital, but succumbed to her injuries. The Rock County Medical Examiner’s Office and a Conservation Warden from the WI DNR responded to assist with the investigation.