Dyeing the river green Posted on March 11, 2017 by Chicago 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: The Chicago Journeymen Plumbers union dyes the Chicago river green for St. Patrick’s day Saturday March 11 2017. 1 Chicago Chicago News & Search 1 News - 1 eMovies - 1 eMusic - 1 eBooks - 1 Search Search for: