| 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 |  |
| 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 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) Contains preliminary pages and pages that briefly describe the various changes that have been made to the standard. (6 p., 45KB, PDF) |
04/2001 | |
| Part 1: Template Development and Use, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) Explains the development of feature templates that make up this standard and how to use them effectively in the data collection and revision processes. (82 p., 290KB, PDF) |
04/2001 | |
| Part 2: Hydrography, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) (310 p., 1044KB, PDF) |
04/2001 | |
| Part 3: Transportation, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) (178 p., 396KB, PDF) |
04/2001 | |
| Part 4: Boundaries, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) (72 p., 522KB, PDF) |
04/2001 | |
| Part 5: Public Land Survey System, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) (89 p., 161KB, PDF) |
04/1996 | |
| Part 6: Built-up, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) (318 p., 1006KB, PDF) |
04/2001 | |
| Part 7: Hypsography, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) (69 p., 615KB, PDF) |
04/2001 | |
| Part 8: Nonvegetative Surface Cover, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) (22 p., 333KB, PDF) |
04/1996 | |
| Part 9: Vegetative Surface Cover, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) (22 p., 470KB, PDF) |
04/2001 | |
| Part 10: Named Landforms, Standards for 1:24,000-Scale Digital Line Graphs and Quadrangle Maps (DLG-F/Quadrangle Maps) (96 p., 550KB, PDF) |
04/2001 | |
| Available Documents | Version Date |
Available Formats |
|---|---|---|
| Standards for 1:24,000-Scale Digital Line Graphs: 3 Core (DLG-3) Contains preliminary pages to the standard. (3p., 11KB, PDF) |
01/1997 | |
| Part 1: Data Description and Template Development, Standards for 1:24,000-Scale Digital Line Graphs - 3 Core (DLG-3) (70p., 366KB, PDF) |
01/1997 | |
| Part 2: Hydrography, Standards for 1:24,000-Scale Digital Line Graphs - 3 Core (DLG-3) (44p., 115KB, PDF) |
01/1997 | |
| Part 3: Transportation, Standards for 1:24,000-Scale Digital Line Graphs - 3 Core (DLG-3) (38p., 103KB, PDF) |
01/1997 | |
| Part 4: Boundaries, Standards for 1:24,000-Scale Digital Line Graphs - 3 Core (DLG-3) (71p., 145KB, PDF) |
01/1997 | |
| Part 5: U.S. Public Land Survey System, Standards for 1:24,000-Scale Digital Line Graphs - 3 Core (DLG-3) (132p., 349KB, PDF) |
01/1997 | |
| 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 | |
Please note: NMP Standards documents that are available in Adobe's PDF format require the latest version of the free Acrobat reader, or the full version of Acrobat, or other compatible PDF reader to view, navigate, or print. For additional information, please see our Help -- Instructions.
If you have comments and (or) questions about USGS NMP Standards -- Digital Line Graph Standards or any USGS NMP standards documents, please e-mail NMP Standards.
For comments or questions about other USGS products and (or) services, please contact Ask USGS -- Earth Science Information Center (ESIC) or call 1-888-ASK-USGS (1-888-275-8747) or e-mail ask@usgs.gov.
Top | Help -- Instructions
NMP Standards Home | National Mapping Information Home | USGS Home