-
Federal
USGS National Transportation Dataset (NTD) Downloadable Data Collection
Department of the Interior —
The USGS Transportation downloadable data from The National Map (TNM) is based on TIGER/Line data provided through U.S. Census Bureau and supplemented with HERE road... -
City
Aircraft Noise Exceedances
City of San Francisco —
A. SUMMARY San Francisco International Airport (SFO) monitors aircraft noise levels on the San Francisco Peninsula 24/7 for analysis and reporting. B. HOW THE DATASET... -
State
Maryland_Imaginary_Surfaces
State of Maryland —
Areas surrounding military runways that must be kept clear of objects that could damage an aircraft. This layer is a member of the "Military" feature dataset, which... -
City
ABIA_planimetrics
City of Austin —
This layer represents the detailed transportation infrastructure of the Austin Bergstrom International Airport as of the year 2001. This data has been produced by... -
State
Conical_Surface
State of Iowa —
The dataset provides information on the conical surfaces of Iowa airports. The conical surface extends outwards and upwards from the boundary of the horizontal... -
State
Approach_Surface__Precision_
State of Iowa —
The dataset provides information on airport approach surfaces. The approach surface is longitudinally centered on the extended runway centerline and extends outward... -
City
Runway Usage
City of San Francisco —
A. SUMMARY This information shows SFO’s Nighttime Preferential Runway Use program and air carrier operations using jet and regional aircraft. The Nighttime... -
State
Airport Runways
State of Maryland —
The Airport Runways database is a geographic dataset of runways in the State of Maryland containing information on the physical characteristics of the runways. The... -
State
Transitional_Surface
State of Iowa —
This dataset provides information on the transitional surfaces of Iowa airports. The transitional surface extends outward and upward at right angles to the primary... -
State
Transitional_Surface__Precision_
State of Iowa —
This dataset provides information on the transitional surfaces of Iowa airports. The transitional surface extends outward and upward at right angles to the primary... -
State
Primary_Surface
State of Iowa —
The dataset provides information on the primary surfaces of Iowa airports. The primary surface extends 200 feet beyond each end of the runway, but when the runway... -
State
Horizontal_Surface
State of Iowa —
The dataset provides information on the horizontal surfaces of Iowa airports. The horizontal surface is a plane 150’ above the established airport elevation. The... -
City
Nighttime High Power Run-ups
City of San Francisco —
A. SUMMARY This dataset shows the amount of nighttime engine high power run-ups from 10:00 p.m. to 7:00 a.m. by air carrier operations using jet and regional jet... -
State
Approach_Surface
State of Iowa —
The dataset provides information on airport approach surfaces. The approach surface is longitudinally centered on the extended runway centerline and extends outward... -
State
Airport Runways
State of Maryland —
The Airport Runways database is a geographic dataset of runways in the State of Maryland containing information on the physical characteristics of the runways. The... -
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
Monthly Water-Budget Components for Roi-Namur, Kwajalein Atoll, Republic of the Marshall Islands, 2000-12
Department of the Interior —
The zipped folder (Monthly_water_budget_Roi-Namur_2000-12.zip) associated with this metadata file contains 156 polygon shapefiles. Collectively, the 156 shapefiles... -
Federal
Geophysical and direct groundwater data collected on Palmyra Atoll to study fresh/saline groundwater interfaces from 2008 to 2019
Department of the Interior —
The surface ecology of small ocean islands is directly linked to subsurface fresh water resources, which exist in the form of soil water and fresh groundwater lenses....