RedactedNarrative: The watercraft was underway when it struck a rock. The operator was able to pilot the boat to shore and call for assistance. There were no injuries and the boat was removed to the Ash River Visitor Center. There was damage to the boat. Life jackets were not being worn. Alcohol was not a factor. National Park Service Rangers responded as primary on this incident. St. Louis County Sheriff's Office received the report from them on July 30, 2018.