“They were able to recover a few personal effects,” she said. “There were no remains left to recover.”
Mr Scott previously worked as a volunteer at the Jackson Bottom Wetlands Preserve in Oregon, said Mary Loftin, a manager at the Hillsboro, Oregon, parks and recreation department.
She said that he worked there for about 20 months fielding questions from visitors, and his stint ended last year.
“A very nice young man a bright spirit,” Ms Loftin said.
The basin is a popular attraction in the nation’s first national park, which received a record 4.1 million visitors last year.
Water temperatures there can reach 93C, the boiling point for water at the park’s high elevation.
At least 22 people are known to have died from hot spring-related injuries in and around Yellowstone since 1890, park officials said.