![]() ![]() Also available are optimized services for fast rendering of full NTAD datasets and vector tile services for 13 of the largest NTAD datasets. Additionally, Open Geospatial Consortium (OGC) standard Web Feature Services (WFS) and Web Mapping Services (WMS) are available for all NTAD datasets, here and here. ![]() NTAD data is available for download in comma separated values (CSV), Keyhole Markup Language (KML), and shapefile formats through the BTS Geospatial Data Catalog. The graphic below shows these passenger plane routes across multiple time zones and their respective route lengths.Ībout the National Transportation Atlas Database (NTAD) The ninth and tenth longest flights cross four time zones, spanning from the Central to the Hawaii-Aleutian zone. Travelers on these routes would experience five one hour shifts from the eastern zone at UTC -5:00 to the Hawaii-Aleutian at UTC -10:00. time zones (not counting the origin time zone) with origin-destination pairs in the Hawaii-Aleutian and Eastern time zones. Eight of the longest of these flights cross five U.S. scheduled domestic commercial flights between November 2022 and October 2023 were all 4,000 miles and longer, with the longest flight being Boston-Honolulu at 5,095 miles. time zones span the entire country and its territories from the Atlantic time zone in the Caribbean to the Chamorro time zone in the Pacific. Metropolitan Planning Organizations (MPOs).Alternative Fueling Stations updated daily.Congressional Districts – Updated to 118th Congressional boundaries.Intermodal Passenger Connectivity Database. ![]() The updated layers in this release include: One new layer has been added to the NTAD with this release, the USDOT Region layer for the Gateways of the Maritime Administration (MARAD). Department of Transportation’s Bureau of Transportation Statistics today released its winter 2023 update to the National Transportation Atlas Database (NTAD), a set of nationwide geographic databases of transportation facilities, networks, and associated infrastructure.
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