Baltimore, MD 8-hour Ozone Map

"This map shows the boundaries of the designated Baltimore, MD 8-hour ozone nonattainment area. It includes the boundaries of associated 1-hour ozone nonattainment and/or maintenance areas, as well as any associated MPOs. The map is intended to depict the extent of 8-hour ozone nonattainment in this area, and how the boundaries of the 8-hour area, 1-hour area, and the MPO planning area relate to each other."

• Baltimore, MD 8-hour Ozone Nonattainment Area
  • MARYLAND
    • Anne Arundel Co
    • Baltimore (City)
    • Baltimore Co
    • Carroll Co
    • Harford Co
    • Howard Co
• Baltimore, MD 1-hour Ozone Nonattainment Area
  • MARYLAND
    • Anne Arundel Co
    • Baltimore (City)
    • Baltimore Co
    • Carroll Co
    • Harford Co
    • Howard Co
• Baltimore Regional Transportation Board
  • MARYLAND
    • Anne Arundel Co
    • Baltimore (City)
    • Baltimore Co
    • Carroll Co
    • Harford Co
    • Howard Co