SS Helen McGregor

The SS Helen McGregor was an American steamboat. Her boilers exploded on February 24, 1830, in Memphis, Tennessee. The reported death toll ranged from 30 or 40 to 60. She had been docked at a wharf to pick up and discharge passengers; several of those killed were on the dock. More the 270 people had died various in steamship boiler explosions beginning in 1825; after the Helen McGregor the United States Congress asked "the secretary of the Treasury to investigate the boiler accidents."