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You searched for: Author United States. Federal Highway Administration. Remove constraint Author: United States. Federal Highway Administration. Format Shapefile Remove constraint Format: Shapefile Publisher Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS) Remove constraint Publisher: Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS) Access Public Remove constraint Access: Public Institution Columbia Remove constraint Institution: Columbia Year 2011 Remove constraint Year: 2011
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1. United States Non-Attainment Areas: Carbon Monoxide, 2013

2011. United States. Bureau of Transportation Statistics, United States. Department of Transportation. Research and Innovative Technology Administration, United States. Federal Highway Administration., and United States. Environmental Protection Agency. Non-attainment and maintenance areas for the United States and its territories. The standard for the CO NAA is 9 ppm. For more detailed information... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).

2. United States Non-Attainment Areas: Nitrogen Dioxide, 2013

2011. United States. Bureau of Transportation Statistics, United States. Department of Transportation. Research and Innovative Technology Administration, United States. Federal Highway Administration., and United States. Environmental Protection Agency. Non-attainment and maintenance areas for the United States and its territories. The standard for the NO2 NAA is 0.053 ppm. For more detailed inform... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).