...
- Click Tools from Analysis tab.
- In the Hydrology toolset, double-click the Flow Accumulation tool.
- For ‘Input flow direction raster’, drag in the FDR layer from the Table of Contents.
- For ‘Output accumulation raster’, rename the raster from “FlowAcc_FDR1” to “FAC”.
- Ensure your ‘Flow Accumulation’ window appears as shown below and click Run.
- Turn off the Flowlines_StatePlane layer to better see the FAC layer.
- Right-click the FAC layer and click the Symbology.
- For ‘Symbology’, use drop-down menu to select Classify.
- In the ‘Method’ drop-down menu to select Equal Interval
- Use the ‘Classes’ drop-down menu to select 8 classes.
- Click the Classify… button.
- For ‘Class Breaks’, double-click the numbers in the Upper Value column and typethe following list: 100, 300, 1000, 3000, 10000, 30000, 100000. (Leave the final max value, 351408 as is.)
- Click OK.
- Use the ‘Color Ramp’ drop-down menu to select the multipart color scheme.
...