fall 2010 us topo: the next generation of topographic maps
TRANSCRIPT
U.S. Department of the Interior
U.S. Geological Survey
US Topo:US Topo: The NextThe NextGeneration of TopographicGeneration of Topographic
MapsMaps
Ron WenclUSGS Geospatial Liaison
WLIA fall meetingOctober 22, 2010
USGS National Geospatial Program
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Staffing changes
Program Highlights
Dick Vraga on temporary assignment at HQ
FY11 budget will impact Liaison coverage(and Partnership project funding)
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US TopoUS Topo
Built from The National Map data
Digital
GeoPDF Format
Available free on the Web
Image base
Core feature layers
Regular update
A new USGS topographic map productA new USGS topographic map product
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Data SourcesData Sources The National MapOrthoimage – 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 SourcesGrids and quadrangle level metadata - generated
High-resolution historic maps - scanned
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Product CharacteristicsProduct 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
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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
Product CharacteristicsProduct Characteristics
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US Topo Internet AccessUS Topo Internet Access
The National Map Viewer
http://viewer.nationalmap.gov/viewer/
USGS Store
http://store.usgs.gov
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Public AccessPublic Access –– USGS StoreUSGS Store
Select Map Locator
Yellow: available“Digital Maps – Beta”
Red: available
US Topos
http://store.usgs.gov
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The National MapThe National Map ViewerViewer Access to base maps and download services
http://nationalmap.gov
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Downloaded MapDownloaded MapAdobe Reader with GeoPDF ToolsAdobe Reader with GeoPDF Tools
Georeferencedcursor coordinates
Adobe Acrobat andTerraGo Technologies tools
Interactive GeoPDF map
Layers list(compressed)
Access to FGDC metadata
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Web SiteWeb Site –– Home PageHome Page
http://nationalmap.gov/ustopo/http://nationalmap.gov/ustopo/
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Web SiteWeb Site -- Frequently Asked QuestionsFrequently Asked Questions
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Web SiteWeb Site -- Quickstart Users GuideQuickstart Users Guide
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Web SiteWeb Site -- Feedback FormFeedback Form
