PRELIMINARY: A snowboarder was caught carried and seriously injured in an avalanche in East Waterfall Canyon near the town of Ophir on March 24. Search and rescue personnel responded to the scene and the victim was evacuated by helicopter. The avalanche occurred on a north west-facing slope around 11,500 feet. The avalanche was about 150 feet wide. It broke in the old snow layers about two feet deep. CAIC forecasters will complete a more detailed investigation in the coming days.