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You searched for: Author Stackhouse, Cecil Remove constraint Author: Stackhouse, Cecil Publisher United States. Bureau of Transportation Statistics Remove constraint Publisher: United States. Bureau of Transportation Statistics Subject Air quality—Standards Remove constraint Subject: Air quality—Standards Year 1990 Remove constraint Year: 1990
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1. Nonattainment Areas for Ozone Pollution: United States and Territories, 1990

1990. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the ozone (O3)1... United States. Bureau of Transportation Statistics.

2. Nonattainment Areas for Patriculate Matter Pollution: United States and Territories, 1990

1990. United States. Bureau of Transportation Statistics and Stackhouse, Cecil. This polygon shapefile depicts nonattainment and maintenance areas for the United States and its Territories for the enforcement of the particulate... United States. Bureau of Transportation Statistics.