Fall 2010 US Topo: The Next Generation of Topographic Maps

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Fall 2010 US Topo: The Next Generation of Topographic Maps

  1. 1. US Topo: The Next Generation of Topographic Maps Ron Wencl USGS Geospatial Liaison WLIA fall meeting October 22, 2010U.S. Department of the InteriorU.S. Geological Survey
  2. 2. USGS National Geospatial Program Staffing changes Program Highlights Dick Vraga on temporary assignment at HQ FY11 budget will impact Liaison coverage (and Partnership project funding) 2
  3. 3. US Topo A new USGS topographic map product Built from The National Map data Digital GeoPDF Format Available free on the Web Image base Core feature layers Regular update 3
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  5. 5. Data Sources The National Map  Orthoimage – National Agriculture Image Program (NAIP)  Elevation – National Elevation Dataset  Hydrography – National Hydrography Dataset  Names - Geographic Names Information System  Vegetation – National Landcover Dataset  Transportation – Tele Atlas (2011)  Boundaries – National Boundaries Dataset  Structures – National Structures Dataset Other Sources  Grids and quadrangle level metadata - generated  High-resolution historic maps - scanned 5
  6. 6. Product Characteristics Traditional USGS 7.5-minute topographic quadrangle format Nationally consistent Can be used electronically or plotted Reference systems:  Latitude/Longitude  National Grid and Coordinates (Military Grid Reference System)  Universal Transverse Mercator 6
  7. 7. Product Characteristics GeoPDF format  TerraGo Technologies extension to the Adobe PDF file format File size varies - about 15 to 25 Mb Georeferenced  Locations defined in terms of map projection and coordinate systems Layered (select layers, turn layers on/off) Limited interactive capabilities, free tools 7
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  9. 9. US Topo Internet Access USGS Store http://store.usgs.govThe National Map Viewerhttp://viewer.nationalmap.gov/ viewer/ 9
  10. 10. Public Access – USGS Store Select Map Locator  Yellow: available “Digital Maps – Beta”  Red: available US Topos http://store.usgs.gov 10
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  13. 13. The National Map Viewer Access to base maps and download services http://nationalmap.gov 13
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  16. 16. Downloaded MapAdobe Reader with GeoPDF Tools Adobe Acrobat and TerraGo Technologies tools Layers list (compressed) Interactive GeoPDF map Georeferenced Access to FGDC metadata cursor coordinates 16
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  19. 19. Web Site – Home Page http://nationalmap.gov/ustopo/ 19
  20. 20. Web Site - Frequently Asked Questions 20
  21. 21. Web Site - Quickstart Users Guide 21
  22. 22. Web Site - Feedback Form 22
  23. 23. Ron Wenclrwencl@usgs.gov 763-783-3207 23

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