Quad City Downs was a horse race track in East Moline. The track ran live harness races from the mid 1970s through the early 1990s. The track originally opened under the name "East Moline Downs" (EMD). After financial difficulties in the first few years of operation, the track reorganized under the name Quad City Downs (QCD). The track ran simulcasts live Thoroughbred and Harness racing from tracks across the country until January 31 2015 when the track was permanently closed.