National Geospatial Program Standards
Available Documents | Version Date | Available Formats |
---|---|---|
Standards for Digital Line Graphs (DLG-3) Contains preliminary pages and pages that briefly describe the various changes that have been made to the standard. (5 p., 53KB, PDF) |
09/1999 | Download the latest Adobe Reader |
Part 1: General, Standards for Digital Line Graphs (DLG-3) Defines the Digital Line Graph (DLG) series, data sources, data content, and data structure. (18 p., 40KB, PDF) |
07/1998 | |
Part 2: Specifications, Standards for Digital Line Graphs (DLG-3) Defines DLG coordinate systems, cell size and file extent, error definition, data quality, and distribution formats. (65 p., 413KB, PDF) |
09/1999 | |
Part 3: Attribute Coding, Standards for Digital Line Graphs (DLG-3) Defines the DLG attribute codes used in each data category and provides guidance for the standardized application of these codes. (373 p., 817KB, PDF) |
07/1998 |
Available Documents | Version Date |
Available Formats |
---|---|---|
Standards for Digital Line Graphs for
Land Use and Land Cover (DLG-3) DRAFT Contains preliminary pages to the standard. |
09/1992 | |
Part 1: General, Standards for Digital Line Graphs for Land Use and Land Cover (DLG-3) DRAFT |
09/1992 | |
Part 2: Specifications, Standards for Digital Line Graphs for Land Use and Land Cover (DLG-3) DRAFT |
09/1992 | |
Part 3: Attribute Coding, Standards for Digital Line Graphs for Land Use and Land Cover (DLG-3) DRAFT |
09/1992 |
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