On June 21, 2004, about 1148 Pacific daylight time, a Champion 7GCB airplane, N9827Y, sustained substantial damage during landing at the Florence Municipal Airport, Florence, Oregon. The airplane was being operated as a local visual flight rules (VFR) solo instructional flight under the provisions of 14 CFR 91, when the accident occurred. The student pilot, the sole occupant of the airplane, was not injured in the accident. Visual meteorological conditions prevailed and no flight plan was filed for the flight. In a written statement dated June 28, the pilot reported that he encountered a wind gust just before touchdown and the airplane subsequently landed to the right of his intended touchdown point. His statement indicated that shortly after landing the airplane encountered a "sand mound" and the left landing gear leg collapsed resulting in substantial damage to the fuselage. In his written statement the pilot reported that the wind at the time of the accident was from 280 degrees at 2-4 knots, gusting to 6 knots.