76 FR 14807
EPA amended certain NESHAP regulations for the Maricopa County air quality department in Arizona and the Santa Barbara County air pollution control district in California.
EPA amended certain NESHAP regulations for the Maricopa County air quality department in Arizona and the Santa Barbara County air pollution control district in California.
EPA extended attainment of the 1997 eight-hour ozone NAAQS for the Baltimore moderate nonattainment area until June 15, 2011.