topic USGS DEM Projection issues?? in ArcGIS Spatial Analyst Questions https://community.esri.com/t5/arcgis-spatial-analyst-questions/usgs-dem-projection-issues/m-p/9351#M181 <HTML><HEAD></HEAD><BODY><SPAN>Hello,</SPAN><BR /><SPAN> </SPAN><BR /><SPAN>I am trying to run an spatial analysis on a line using elevation data and a polyline running through mulitple counties.&nbsp; </SPAN><BR /><SPAN>I'm using </SPAN><A href="http://seamless.usgs.gov/">http://seamless.usgs.gov/</A><SPAN> to get my elevation.&nbsp; But when I add it in my .mxd its boundries have shrunk greatly.</SPAN><BR /><BR /><SPAN>I orignally thought it may be a projection issue.&nbsp; But I made sure my data frame was in GCS_North_american_1983</SPAN><BR /><SPAN>to match the NED from usgs in GCS_North_american_1983</SPAN><BR /><SPAN>Any ideas?</SPAN><BR /><BR /><BR /><SPAN>Attached is a screen grab.&nbsp; The DEM shown in OK should actually take up most of OK.</SPAN></BODY></HTML> Thu, 24 May 2012 22:42:06 GMT JaredReid1 2012-05-24T22:42:06Z USGS DEM Projection issues?? https://community.esri.com/t5/arcgis-spatial-analyst-questions/usgs-dem-projection-issues/m-p/9351#M181 <HTML><HEAD></HEAD><BODY><SPAN>Hello,</SPAN><BR /><SPAN> </SPAN><BR /><SPAN>I am trying to run an spatial analysis on a line using elevation data and a polyline running through mulitple counties.&nbsp; </SPAN><BR /><SPAN>I'm using </SPAN><A href="http://seamless.usgs.gov/">http://seamless.usgs.gov/</A><SPAN> to get my elevation.&nbsp; But when I add it in my .mxd its boundries have shrunk greatly.</SPAN><BR /><BR /><SPAN>I orignally thought it may be a projection issue.&nbsp; But I made sure my data frame was in GCS_North_american_1983</SPAN><BR /><SPAN>to match the NED from usgs in GCS_North_american_1983</SPAN><BR /><SPAN>Any ideas?</SPAN><BR /><BR /><BR /><SPAN>Attached is a screen grab.&nbsp; The DEM shown in OK should actually take up most of OK.</SPAN></BODY></HTML> Thu, 24 May 2012 22:42:06 GMT https://community.esri.com/t5/arcgis-spatial-analyst-questions/usgs-dem-projection-issues/m-p/9351#M181 JaredReid1 2012-05-24T22:42:06Z