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88811. United States National Waterway Network (node), 2008

Datasets Columbia University Public content
2008. Vanderbilt Engineering Center for Transportation Operations and Research Vanderbilt University and Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS). United States National Waterway Network (node), 2008 is a point theme representing physical entities such as river confluences, ports/facilities, a... U.S. Army Corps of Engineers Navigation Data Center.

88812. United States National Waterway Network Points, 2013

Datasets Columbia University Public content
2011. United States. Bureau of Transportation Statistics and United States. Army. Corps of Engineers. The National Waterway Network is a comprehensive network database of the nation's navigable waterways. The data set covers the 48 contiguous states...

88813. United States Non-Attainment Areas: Carbon Monoxide, 2008

Datasets Columbia University Public content
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: Carbon Monoxide is a polygon theme representing areas in the United States that do not meet the National Ambient Air Quality ... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).

88814. United States Non-Attainment Areas: Carbon Monoxide, 2013

Datasets Columbia University Public content
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).

88815. United States Non-Attainment Areas: Lead, 2008

Datasets Columbia University Public content
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: Lead is a polygon theme representing areas in the United States that do not meet the National Ambient Air Quality Standard fo... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).

88816. United States Non-Attainment Areas: Lead, 2013

Datasets Columbia University Public content
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. The standard for the Lead NAA is 0.15 micrograms per cubed meter. F...

88817. United States Non-Attainment Areas: Nitrogen Dioxide, 2008

Datasets Columbia University Public content
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: Nitrogen Dioxide is a polygon theme representing areas in the United States that do not meet the National Ambient Air Quality... Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS).

88818. United States Non-Attainment Areas: Nitrogen Dioxide, 2013

Datasets Columbia University Public content
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).

88819. United States Non-Attainment Areas: Ozone 1 hour, 2013

Datasets Columbia University Public content
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...

88820. United States Non-Attainment Areas: Ozone, 2008

Datasets Columbia University Public content
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).