Categories: Rapid transit stubs | CTA Blue Line stations The L[1], variously, if perhaps incorrectly, styled L, El, EL, or L, is the rapid transit system that serves Chicago, Illinois in the United States. ... Logan Square is a subway station on the Chicago Transit Authoritys L system, serving the Blue Line. ... Platforms Two island platforms Other information Opened 1984 Accessible Traffic Passengers (2006) 3,362,802 3% OHare is the L station at the northwestern terminus of the CTAs Blue Line. ... This article or section does not cite any references or sources. ... This article or section does not cite any references or sources. ... Western is a station on the Chicago Transit Authoritys L system, serving the Blue Line. ... Forest Park is a station on the Chicago Transit Authoritys L system, serving the Blue Line. ... Platforms 1 island platform Other information Opened August 1,1912 (Rebuilt:1952, 2003) Traffic Passengers (2006) 241,009 14% 54/Cermak is a station on the Chicago Transit Authoritys L system, serving the Pink Line, and the Blue Lines 54/Cermak branch during rush hour only. ...