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United States Non-Attainment Areas: Ozone 1 hour, 2013

Author(s):
, , and
Description:
Non-attainment and maintenance areas for the United States and its territories. The standard for the Ozone 1 hour NAA is 0.12 ppm. For more detailed information on this dataset, see the Overview Description in the Entity Attribute section of this document.
Place(s):
United States
Subject(s):
environment
Year:
2011 and 2007
Held by:
Columbia