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Area 51 is the common name of a highly classified United States Air Force (USAF) facility within the Nevada Test and Training Range. A remote detachment administered by Edwards Air Force Base , the facility is officially called Homey Airport ( ICAO : KXTA , FAA LID : XTA ) [ 2 ] or Groom Lake (after the salt flat next to its airfield).
This is a list of satellite map images with missing or unclear data. Some locations on free, publicly viewable satellite map services have such issues due to having been intentionally digitally obscured or blurred for various reasons of this. [ 1] For example, Westchester County, New York asked Google to blur potential terrorism targets (such ...
The Ogallala Aquifer (oh-gə-LAH-lə) is a shallow water table aquifer surrounded by sand, silt, clay, and gravel located beneath the Great Plains in the United States. As one of the world's largest aquifers, it underlies an area of approximately 174,000 sq mi (450,000 km 2) in portions of eight states (South Dakota, Nebraska, Wyoming, Colorado, Kansas, Oklahoma, New Mexico, and Texas). [1]
Lake Hemet is a water storage reservoir located in the San Jacinto Mountains in Mountain Center, Riverside County, California, [1] with a capacity of 14,000 acre-feet (17,000,000 m 3) [2] of water. It was created in 1895 with the construction of Lake Hemet Dam. [3] Originally built by a private company, today it is owned and operated by the ...
The United States National Grid (USNG) is a multi-purpose location system of grid references used in the United States. It provides a nationally consistent "language of location", optimized for local applications, in a compact, user friendly format. It is similar in design to the national grid reference systems used in other countries.
Mountain View is a city in Santa Clara County, California, United States, part of the San Francisco Bay Area. Named for its views of the Santa Cruz Mountains, [12] the population was 82,376 at the 2020 census. [8] Mountain View was integral to the early history and growth of Silicon Valley, and is the location of many high technology companies.
The Chatfield Reservoir Reallocation Project, a US$171 million construction project that took place between 2017 and 2020, created an additional 20,600 acre-feet (25,400,000 cubic meters) of water storage in the reservoir, raising its level by about 12 feet (3.7 meters). The project involved moving some of the surrounding park's facilities back ...
GIS file format. A GIS file format is a standard for encoding geographical information into a computer file, as a specialized type of file format for use in geographic information systems (GIS) and other geospatial applications. Since the 1970s, dozens of formats have been created based on various data models for various purposes.