Getting Data from ArcGIS.com Open ArcMap 10 and create a clear map display. Select Add Data from ArcGIS Online Type San Marcos in the Search box and a couple of data sets hit return. You’ll see presented to you as shown below. Select SanMarcosNetwork and Add it to your map When you add the data to your ArcMap see it appear as below display, you’ll Right click on the Basin feature class and select Zoom to Layer. Add a Basemap to provide some reference information, use the Topographic basemap for this purpose. And produce a nice map display of the San Marcos basin with some background you’ll information for reference. Pretty cool! Save your ArcMap file as Ex5.mxd. Stream Network If you right click on the NHDFlowline feature class and go to Layer Properties/Source the is which means that this is a network Feature Type Simple Edge you’ll see that feature class. If you turn on the Hydrography_Net_Junctions and NHDFlowline feature classes and turn off all the other layers, the Edges and Junctions that make up this you’ll see geometric network. In Arc Map, right click on the grey area to the right of the toobars and select the Utility Network Analyst toolbar to add to your display.
Getting Data from ArcGIS.com Open ArcMap 10 and create a clear map display. Select Add Data from ArcGIS Online Type San Marcos in the Search box and hit return. You’ll see a couple of data sets presented to you as shown below. Select SanMarcosNetwork and Add it to your map When you add the data to your ArcMap display, you’ll see it appear as below Right click on the Basin feature class and select Zoom to Layer. Add a Basemap to provide some reference information, use the Topographic basemap for this purpose. And you’ll produce a nice map display of the San Marcos basin with some background information for reference. Pretty cool! Save your ArcMap file as Ex5.mxd. Stream Network If you right click on the NHDFlowline feature class and go to Layer Properties/Source you’ll see that the Feature Type is Simple Edge which means that this is a network feature class. If you turn on the Hydrography_Net_Junctions and NHDFlowline feature classes and turn off all the other layers, you’ll see the Edges and Junctions that make up this geometric network. In Arc Map, right click on the grey area to the right of the toobars and select the Utility Network Analyst toolbar to add to your display.
Ex5_2010.docx