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These surveys were conducted to collect data on travel origins and destinations, trip purposes, and travel characteristics of New York City Transit, Metro-North Railroad, and Long Island Rail...
Search relevance: 136.11 | Views last month: 3 | Catalog Last Checked: July 29, 2025 at 05:07 AM -
The Transportation Secure Data Center (TSDC) provides free access to detailed transportation data from a variety of travel surveys and studies conducted across the nation. Data include global...
Search relevance: 40.63 | Views last month: 0 | Catalog Last Checked: April 25, 2026 at 08:41 AM -
The Citywide Mobility Survey (CMS) is NYC DOT's annual travel survey to assess the travel behavior, preferences, and attitudes of NYC residents. It is composed of 5 linked data tables. For further...
Search relevance: 40.54 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 10:29 PM -
This data set contains the results of ground-penetrating radar surveys conducted at Cameron Pass, Colorado during the SnowEx20 campaign. Data include two-way travel time, pit-measured snow...
Search relevance: 37.52 | Views last month: 0 | Catalog Last Checked: September 06, 2025 at 01:08 PM -
This data set contains the results of 1 GHz ground-penetrating radar surveys conducted at the Arctic Coastal Plain (ACP) site and the Upper Kuparuk/Toolik (UKT) site in northern Alaska during the...
Search relevance: 37.20 | Views last month: 0 | Catalog Last Checked: August 03, 2025 at 01:54 PM -
This data set contains the results of 1 GHz ground-penetrating radar surveys conducted at Cameron Pass, Colorado during the SnowEx21 campaign. Data include two-way travel time, pit-measured snow...
Search relevance: 37.13 | Views last month: 0 | Catalog Last Checked: August 04, 2025 at 04:31 AM -
This workbook provides data and data dictionaries for the SFMTA 2013 Travel Decision Survey. The 2013 Summary Report and Methodology, including the survey instrument, can be found online at...
Search relevance: 37.03 | Views last month: 1 | Catalog Last Checked: July 29, 2025 at 03:19 AM -
This data set contains the results of ground-penetrating radar surveys conducted at Cameron Pass, Colorado during the SnowEx20 campaign. Data include two-way travel time, lidar-measured snow...
Search relevance: 36.94 | Views last month: 0 | Catalog Last Checked: June 09, 2026 at 10:31 PM -
This data release contains data from five seismic-reflection surveys in New York’s East River between Governors Island and the Queensboro Bridge. Data are provided in the original proprietary data...
Search relevance: 36.78 | Views last month: 1 | Catalog Last Checked: May 05, 2026 at 07:25 PM -
This workbook provides data and data dictionaries for the SFMTA 2012 Travel Decision Survey. The 2012 Summary Report, with methodology and survey instrument, is located at...
Search relevance: 36.66 | Views last month: 0 | Catalog Last Checked: July 29, 2025 at 03:05 AM -
The 1995 American Travel Survey (ATS) was conducted by the Bureau of Transportation Statistics (BTS) to obtain information about the long-distance travel of persons living in the United States....
Search relevance: 36.59 | Views last month: 6 | Catalog Last Checked: August 01, 2025 at 11:07 PM -
The Citywide Mobility Survey (CMS) is NYC DOT's annual travel survey to assess the travel behavior, preferences, and attitudes of NYC residents. It is composed of 5 linked data tables. For further...
Search relevance: 34.67 | Views last month: 10 | Catalog Last Checked: May 05, 2026 at 10:29 PM -
The Bering Sea Sub-Network (BSSN) is comprised of a set of coastal communities representing six indigenous cultures: three in the Russian Federation and three in the United States. The objective...
Search relevance: 33.57 | Views last month: 1 | Catalog Last Checked: June 09, 2026 at 08:40 PM -
The Citywide Mobility Survey (CMS) is NYC DOT's annual travel survey to assess the travel behavior, preferences, and attitudes of NYC residents. It is composed of 5 linked data tables. For further...
Search relevance: 33.32 | Views last month: 11 | Catalog Last Checked: May 05, 2026 at 10:26 PM -
This data set contains snowpack relative permittivities and densities derived from Ground Penetrating Radar (GPR) surveys and airborne lidar observations of snow depths. The results of the...
Search relevance: 33.02 | Views last month: 1 | Catalog Last Checked: September 15, 2025 at 10:56 AM -
The Citywide Mobility Survey (CMS) is NYC DOT's annual travel survey to assess the travel behavior, preferences, and attitudes of NYC residents. It is composed of 5 linked data tables. For further...
Search relevance: 32.69 | Views last month: 29 | Catalog Last Checked: May 05, 2026 at 10:30 PM -
The Citywide Mobility Survey (CMS) is NYC DOT's annual travel survey to assess the travel behavior, preferences, and attitudes of NYC residents. It is composed of 5 linked data tables. For further...
Search relevance: 32.68 | Views last month: 9 | Catalog Last Checked: May 05, 2026 at 10:28 PM -
We deployed a dense seismic array to image the shallow structure in the injection area of the Brady Hot Springs geothermal site in Nevada. The array was composed of 238 5 Hz, three-component nodal...
Search relevance: 31.94 | Views last month: 0 | Catalog Last Checked: March 23, 2026 at 09:40 PM -
In April 2015, approximately 22 miles of continuous seismic profiling (CSP) surveys were collected on the Cedar River in Iowa. The swept frequency (chirp) CSP subbottom profiler was used to...
Search relevance: 31.41 | Views last month: 6 | Catalog Last Checked: May 05, 2026 at 07:59 PM -
This data set contains the results of 1 GHz ground-penetrating radar surveys conducted in Alaska, USA as part of the NASA SnowEx 2023 field campaign. The study site is a coastal tundra environment...
Search relevance: 31.41 | Views last month: 1 | Catalog Last Checked: August 03, 2025 at 10:44 PM
