On May 8, 2005, at 1930 Pacific daylight time, an Ultramagic N-250 hot air balloon, N3002J, landed hard in a field 2 miles east of Del Mar, California. The balloon was operated by the commercial balloon pilot under the provisions of 14 CFR Part 91 as a commercial revenue sightseeing flight. One of the 9 passengers was seriously injured during the landing; the remaining 8 passengers and the pilot were not injured. The balloon was not damaged. Visual meteorological conditions prevailed, and no flight plan had been filed. The flight departed Rancho Santa Fe, California, at 1850. The pilot stated in the Pilot/Operator Aircraft Accident Report that the balloon departed from the Del Mar Palms area carrying 9 passengers. They drifted in a southeasterly direction between the altitudes of 500 feet and 2,000 feet above ground level (agl) for a period of 40 minutes. He briefed the passengers for landing, flew over some power lines, and landed in a construction site. The balloon had a normal first bounce followed by a second touchdown and a short skid to a stop. The passenger fractured her leg during the second touchdown. The injured passenger stated to the National Transportation Safety Board investigator that they received a good briefing from the pilot prior to landing. She continued to state that they landed hard in uneven terrain, bounced, landed hard a second time, bounced, and then the basket came to rest lopsided on a hillside. She said she fractured her tibia and fibula during the second landing bounce. She said she was prepared for the first landing but did not expect the bounce and second landing touchdown. The pilot indicated in the accident report that there were no mechanical malfunctions or failures of the balloon.