EPA Proposes Approval of California Air Quality Plan, Redesignates Area as Attainment Zone

Summary

The Environmental Protection Agency (EPA) is proposing to approve a moderate area plan and maintenance plan for the Indian Wells Valley planning area in California, redesignating the area from nonattainment to attainment for particulate matter with an aerodynamic diameter less than or equal to 10 micrometers (PM-10), in accordance with the Clean Air Act (CAA) and the National Ambient Air Quality Standards (NAAQS).