Air Plan Approval; Maryland; Baltimore Area Base Year Inventory for the 2015 Ozone National Ambient Air Quality Standards

Publication Date: 
Tuesday, June 1, 2021 - 4:00am

The Environmental Protection Agency (EPA) is proposing to approve a state implementation plan (SIP) revision submitted by the State of Maryland. This revision consists of the base year inventory for the Baltimore, Maryland marginal nonattainment area (Baltimore Area) for the 2015 ozone national ambient air quality standards (NAAQS). This action is being taken under the Clean Air Act (CAA).

Environmental Protection Agency