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Federal
Intermodal Passenger Connectivity Database (IPCD)
Department of Transportation —
The Intermodal Passenger Connectivity Database (IPCD) dataset was compiled on August 10, 2021 and was updated October 19, 2022 from the Bureau of Transportation... -
Federal
The NASA Air Traffic Management Ontology (atmonto)
National Aeronautics and Space Administration —
The NASA ATM (Air Traffic Management) Ontology describes classes, properties, and relationships relevant to the domain of air traffic management, and represents... -
Federal
BLM Natl GTLF Public Nonmotorized Trails
Department of the Interior —
This feature class is the BLM Natl GTLF Public Nonmotorized Trails subset of the feature dataset containing the BLM Ground Transportation Linear Features. A linear... -
Federal
BLM Natl GTLF Public Nonmechanized Trails
Department of the Interior —
This feature class is the BLM Natl GTLF Public Nonmechanized Trails subset of the feature dataset containing the BLM Ground Transportation Linear Features. A linear... -
Federal
Marine Highways
Department of Transportation —
The Marine Highways dataset was created on June 15, 2016 and was updated on September 10, 2025 by the U.S. Maritime Administration (MARAD) and is part of the U.S.... -
Federal
Global Marine Observations in 10-degree Bins derived from the International Comprehensive Ocean-Atmosphere Data Set (ICOADS)
National Oceanic and Atmospheric Administration, Department of Commerce —
The Global Marine Observations in 10-degree bins are reformatted data from the International Comprehensive Ocean Atmosphere Data Set (ICOADS). ICOADS consists of... -
Federal
BLM Natl GTLF Public Motorized Trails
Department of the Interior —
This feature class is the BLM Natl GTLF Public Motorized Trails subset of the feature dataset containing the BLM Ground Transportation Linear Features. A linear... -
Federal
Hourly Dynamic Line Ratings for Existing Transmission Across the Contiguous United States (Preliminary)
Department of Energy —
This dataset provides estimated hourly dynamic line ratings for ~84,000 transmission lines across the contiguous United States from 2007-2013. The calculation methods... -
City
SFO Flight Operations
City of San Francisco —
A. SUMMARY San Francisco International Airport (SFO) keeps track of historical flight operations, also known as aircraft RADAR data for analysis and reporting. B. HOW... -
Federal
Attributes for NHDPlus Version 2.1 Flowlines for the Conterminous United States: Wet, Dry, and Total Deposition of Select Constituents from Community Multiscale Air Quality modeling system (CMAQ) for 2002 - 2012
Department of the Interior —
This metadata record describes 19 annual Congestion Mitigation and Air Quality Improvement (CMAQ) Program variables ( kilograms per hectare) for each year between... -
Federal
Intermodal Passenger Connectivity Database (IPCD)
Federal Geographic Data Committee —
The Intermodal Passenger Connectivity Database (IPCD) dataset was compiled on August 10, 2021 and was updated October 19, 2022 from the Bureau of Transportation... -
Federal
Intercity Air, Bus, and Rail Transportation Facilities
Department of Transportation —
Airports with scheduled service and intercity bus and intercity rail (Amtrak/Alaska rail) facilities for years 2006, 2012, 2018, and 2021. Used to find rural areas... -
State
Bighorn Sheep Hunt Zones [ds784]
State of California —
Hunting Zone Boundaries for Bighorn Sheep See: http://www.dfg.ca.gov/wildlife/Bighorn/ for details about the Bighorn Sheep Management Program NOTE: Hunt boundary... -
Federal
Data release for Ice and ocean constraints on early human migrations into North America along the Pacific coast
Department of the Interior —
Founding populations of the first Americans likely occupied parts of Beringia during the Last Glacial Maximum (LGM) (1). The timing, pathways, and modes of their... -
Federal
Goose Migration and Egg Nutrient Allocation, Colville River Delta, Alaska, 2011–2015
Department of the Interior —
These data are in nine tables relating to three species of arctic breeding geese studied on the Colville River Delta, Alaska, 2011-2014. The tables provide: 1-2)... -
Federal
Structure-from-motion point cloud of Mud Creek, Big Sur, California, 1967-10-18
Department of the Interior —
Presented here is a point cloud produced by the U.S. Geological Survey (USGS) from historical U.S. Air Force vertical aerial imagery, covering the area of the Mud... -
Federal
Historical underway surface temperature data collected aboard the ship Skelton Castle on a voyage from England to India, 28 February 1800 to 3 June 1800 (NCEI Accession 0095925)
National Oceanic and Atmospheric Administration, Department of Commerce —
Underway surface air temperature and sea water temperature were collected aboard the Skelton Castle while in route from England to Bombay India as part of the East... -
Federal
Data for The pathway of aerosol direct effects impact on secondary inorganic aerosol formation
U.S. Environmental Protection Agency —
Our results show that ADEs through the photolysis pathway inhibit sulfate formation during winter in the JJJ region and promote sulfate formation in July. The... -
Federal
Soil-Water-Balance forecasted climate model output for simulations of water budget components in the Mississippi Embayment Regional Aquifer System, 2019 to 2055
Department of the Interior —
This data release provides 64 forecasted water budget simulations for the Mississippi Embayment Regional Aquifer System (MERAS) during the period 2019 to 2055.... -
Federal
Computational Estimates of Aggregate Exposure to PFOA/PFOS from 2011-2017 Using a Basic Intake and Pharmacokinetic Model
U.S. Environmental Protection Agency —
General aggregate PFOS and PFOA exposure estimates are based on reported summary statistics from concentration studies by media, i.e. into indoor air, outdoor air,...