EPA Approves Missouri Air Quality Implementation Plan, Redesignates St. Louis Area to Attainment

Summary

The Environmental Protection Agency (EPA) is taking final action to redesignate the Missouri portion of the St. Louis-St. Charles-Farmington, MO-IL nonattainment area to attainment for the 2008 ozone National Ambient Air Quality Standard (NAAQS), approving the state's plan for maintaining the standard through 2030, and approving the state's volatile organic compound (VOC) and oxides of nitrogen (NO X ) Motor Vehicle Emission Budgets (MVEBs) for the Missouri portion of the St. Louis area.