938 File.3d at 322-23 (rejecting Wisconsin's argument that it should not encounter fantastic neighbor obligations for the 2008 ozone NAAQS on the basis that its emission reductions would only increase a downwind receptor by two ten-thousandths of a part for each billion). The EPA proceeds to neither endorse the “flexibilities” https://88fed46778.ttblogs.com/7602008/the-smart-trick-of-88fed-that-no-one-is-discussing