 Following the construction of the original jetty for the Chicago Harbor Lighthouse, lake currents were affected and soil was deposited at the area now known as DuSable Park.In 1857, the State of Illinois sold , including the site later to be known as DuSable Park, to the Chicago Dock and Canal Trust.In 1893 the company dug out the Ogden Slip to allow boats to pull cargo from railroads at North Pier and the DuSable Park site was filled in by the United States Army Corps of Engineers.