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An object or instrument of known properties used as a model, for comparison, or a set of rules used to assure quality.
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Results 1 - 12 of 12 listed by similarity [list alphabetically]
An image map of the Content Standard for Digital Geospatial Metadata [More info]
Graphical representation of the Content Standard for Digital Geospatial Metadata Version 2 - 1998 (FGDC-STD-001 June 1998) to permit easier location of relevant information while writing metadata.
Map accuracy standards [More info]
Information on national map accuracy standards and how the USGS maintains accuracy.
National Mapping Program standards [More info]
Links to standards prepared under the National Mapping Program to produce and maintain top quality mapping and geospatial data products. Documents may be viewed and downloaded in PDF and HTML formats with links to related information.
Spatial Data Transfer Standard (SDTS) information site [More info]
Homepage for ISGS Spatial Data Transfer Standard (SDTS) information with links to software, FTP site, standard, and data available on line, USGS mass conversion schedule, meetings, and related web sites.
Divisions of geologic time-major chronostratigraphic and geochronologic units [More info]
Revised geologic time scale indicating the ages of the lower bounds of chronostratigraphic and geochronologic units as they are currently known. Modifications to those ages made since the previous time scale was released (2007) are clearly marked.
PDF Lidar base specification [More info]
Explains in detail how to collect, package, and document lidar data for use with The National Map.
National Cooperative Geologic Mapping Program [More info]
Geological mapping carried out by USGS in close cooperation with state, university, and federal partners. Includes general information about geological maps and mapping standards.
National Water-Quality Assessment (NAWQA) Program: protocols for the analysis of algal samples collected [More info]
Summary of protocols describing procedures for laboratory analysis of algae samples collected by the U.S. Geological Survey's National Water Quality Assessment Program (NAWQA). Includes full document to be downloaded in PDF format.
Office of Water Quality, Branch of Quality Systems [More info]
Branch of Quality Systems monitors the consistent collection and reporting of water-quality data with documentation of field and laboratory methods and proficiency testing. Links to standard reference samples and quality assurance standards.
Optical Science Laboratory [More info]
Site for the Optical Science Laboratory specializing in expert calibration of aerial mapping cameras with links to fees, scheduling cameras for calibration, historical camera database files, USGS aerial camera specifications, and how to visit.
PDF Specification for the U.S. Geological Survey Historical Topographic Map Collection [More info]
What you can expect of the quality, completeness, procedures, content, format, and labeling of one of the most comprehensive historical geographic information resource in the Nation.
PDF Suggestions to authors of the reports of the USGS [More info]
The writing style guide for USGS technical reports and maps. The STA is widely distributed in paper outside of the USGS as a basic scientific writing style guide for scientists, students.
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