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Iowa Nonattainment Areas

Iowa currently has two areas that have been designated as not meeting (nonattainment) the National Ambient Air Quality Standards. These areas are the lead nonattainment area in Council Bluffs and the 1-hour sulfur dioxide (SO2) nonattainment area in Muscatine.

Council Bluffs Lead NonAttainment Area Muscatine 1-hour SO2 NonAttainment Area