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11. 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).

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

2011. United States. Bureau of Transportation Statistics, United States. Department of Transportation. Research and Innovative Technology Administration, and United States. Environmental Protection Agency. 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 detaile...

13. United States Non-Attainment Areas: Ozone, 2008

2008. Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS) and Federal Highway Administration, Office of Planning, HEPP-1. Non-Attainment Areas: Ozone is a polygon theme representing areas in the United States that do not meet the National Ambient Air Quality Standard f... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).

14. United States Non-Attainment Areas: Ozone 8 hour, 2013

2011. United States. Bureau of Transportation Statistics, United States. Department of Transportation. Research and Innovative Technology Administration, and United States. Environmental Protection Agency. Non-attainment and maintenance areas for the United States and its territories. The standard for the Ozone 8-hour NAA is 0.075 ppm. For more detail...

15. United States Non-Attainment Areas: Particulate Matter 10, 2008

2008. Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS) and Federal Highway Administration, Office of Planning, HEPP-1. Non-Attainment Areas: Particulate matter 10 is a polygon theme representing areas in the United States that do not meet the National Ambient Air Qu... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).

16. United States Non-Attainment Areas: Particulate Matter 10, 2013

2011. United States. Bureau of Transportation Statistics and United States. Environmental Protection Agency. Non-attainment and maintenance areas for the United States and its territories. For more detailed information on this dataset, see the Overview Des...

17. United States Non-Attainment Areas: Particulate Matter 2.5, 2008

2008. Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS) and Federal Highway Administration, Office of Planning, HEPP-1. Non-Attainment Areas: Particulate matter 2.5 is a polygon theme representing areas in the United States that do not meet the National Ambient Air Q... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).

18. United States Non-Attainment Areas: Particulate Matter 2.5 24 Hour, 2013

2011. United States. Bureau of Transportation Statistics and United States. Federal Highway Administration. Non-attainment and maintenance areas for the United States and its territories. For more detailed information on this dataset, see the Overview Des...

19. United States Non-Attainment Areas: Particulate Matter 2.5 Annual, 2013

2011. United States. Bureau of Transportation Statistics and United States. Environmental Protection Agency. Non-attainment and maintenance areas for the United States and its territories. For more detailed information on this dataset, see the Overview Des...

20. United States Non-Attainment Areas: Sulfur Oxides, 2008

2008. Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS) and Federal Highway Administration, Office of Planning, HEPP-1. Non-Attainment Areas: Sulfur Oxides is a polygon theme representing areas in the United States that do not meet the National Ambient Air Quality St... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).