GIS Data ResourcesGIS Data Resources

Ruppert GraubergerRuppert GraubergerChief, Mapping & PhotogrammetryChief, Mapping & Photogrammetry

Division of EngineeringDivision of Engineering

GIS dataGIS data

GIS data come in various formats, such as “shapefiles”, GIS data come in various formats, such as “shapefiles”, geodatabases (feature class), coverages, raster filesgeodatabases (feature class), coverages, raster files

GIS vector files consist of the spatial entities (e.g., GIS vector files consist of the spatial entities (e.g., points, lines, polygons) AND the attributes of that entity points, lines, polygons) AND the attributes of that entity (tabular)(tabular)

Raster files are arrays of “pixels” that contain discrete Raster files are arrays of “pixels” that contain discrete valuesvalues

GIS data files are not simple files, and a special data GIS data files are not simple files, and a special data management module is used to copy/move/paste filesmanagement module is used to copy/move/paste files

Sources of GIS dataSources of GIS data On-lineOn-line

Cal-Atlas Geospatial ClearinghouseCal-Atlas Geospatial Clearinghouse http://www.atlas.ca.govhttp://www.atlas.ca.gov not extensivenot extensive

ArcGIS OnlineArcGIS Online ESRI and government agency servicesESRI and government agency services directly import into ArcMapdirectly import into ArcMap http://www.arcgisonline.comhttp://www.arcgisonline.com

Geospatial One StopGeospatial One Stop federal government clearinghousefederal government clearinghouse links and searcheslinks and searches http://www.geodata.govhttp://www.geodata.gov

Division or Section data libraryDivision or Section data library shared drivesshared drives i.e. DFM: \\gis1\datai.e. DFM: \\gis1\data

ColleaguesColleagues

DWR_GIS email listDWR_GIS email list (to subscribe, go to (to subscribe, go to

http://listhost2.water.ca.gov/mailman/listinfo/dwr_gis_workgroup)http://listhost2.water.ca.gov/mailman/listinfo/dwr_gis_workgroup)

DWR Enterprise Geospatial Data Library (coming soon ...)DWR Enterprise Geospatial Data Library (coming soon ...) Image Server “beta version” is currently up and running Image Server “beta version” is currently up and running

DWR Enterprise Image ServerDWR Enterprise Image Server

Particulars for connecting are:Particulars for connecting are:

1. Start in ArcCatalog.1. Start in ArcCatalog.

2. Expand GIS Servers in the TOC.2. Expand GIS Servers in the TOC.

3. Double click Add ArcGIS Server.3. Double click Add ArcGIS Server.

4. Select Use GIS Server4. Select Use GIS Server

5. Select Internet, enter 5. Select Internet, enter http://parcgis1/arcgis/serviceshttp://parcgis1/arcgis/services ,  , and login in with your DWR username and password.and login in with your DWR username and password.

6. The are currently 8 services that should show up in 6. The are currently 8 services that should show up in the TOC under "arcgis on parcgis1 > Image Services" the TOC under "arcgis on parcgis1 > Image Services" and can be added to an MXD.and can be added to an MXD.

Image Server Template MXDImage Server Template MXD

Used as a beginning point for most of our GIS mapping projectsUsed as a beginning point for most of our GIS mapping projects

Image Server Template MXDImage Server Template MXD

Scale dependent California MapScale dependent California Map

Image Server Template MXDImage Server Template MXD

Scale dependent 100K USGS topo mapScale dependent 100K USGS topo map

Image Server Template MXDImage Server Template MXD

Scale dependent 24K USGS topo mapScale dependent 24K USGS topo map

Image Server Template MXDImage Server Template MXD

NAIP 2005 1-meter aerial is default background behind 24K topo mapNAIP 2005 1-meter aerial is default background behind 24K topo map

Image Server Template MXDImage Server Template MXD

NAIP 2005 Infrared is also availableNAIP 2005 Infrared is also available

Image Server Template MXDImage Server Template MXD

Extent of Aerial Express 2006 2-foot imagery with DRMS LiDAR IndexExtent of Aerial Express 2006 2-foot imagery with DRMS LiDAR Index

GIS Data ResourcesGIS Data Resources

Questions ?Questions ?