Clark-Lake Blue Line Brown Line Green Line Orange Line Pink Line Purple Line View Schedule on CTA Website View Full System Map Clark-Lake - Average Ridership by Type of Day for August JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember Chart JSON If this is blank, your library will need to implement code in your JavaScript. Please see the README.md. Related Jurisdictions Council of Mayors Chicago Chicago Ward Ward 42 Brendan Reilly County Cook Illinois House District 6 Sonya Harper Illinois Senate District 3 Mattie Hunter Municipality Chicago US Congressional District 7 Danny Davis