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Boston-Lawrence-Worcester (E. MA), MA 8-hour Ozone Nonattainment Area Map

Boston-Lawrence-Worcester, MA 8-hour Ozone Map, see detailed description below.

"This map shows the boundaries of the designated Boston-Lawrence-Worcester, MA 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."

Updated: 07/06/2011
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