Every season, I hope a superstar joins the Rockies, or one of their better hitters gets shipped out or signs elsewhere. It simply hasn’t happened very often, but it’s fun to see how the most unique park effects in baseball influences or has influenced the hitter’s results. We now get another chance to learn about the Coors Effect. This time with Nolan Arenado, who was just traded to the Cardinals. The challenge here is that Arenado played through a shoulder injury that ultimately resulted in an injured list stay. We don’t know exactly how long it affected him and can’t possibly quantify its exact effects. So if he improves significantly from last year’s .308 wOBA (and he certainly should), how many are going to conveniently ignore his health and claim the Coors Effect is a myth? Anywho, it’s something to remember, so let’s now compare the park factors for each park and how Arenado’s projection should be affected.
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