🌾 SwaNET · Quick Tutorial 6 of 19

Result Visualization

Plot time series for any subbasin or reach, create 2D maps of outputs and input parameters on Google Maps, generate watershed-level summaries, and download SWAT files.

SwaNET Tutorial 6Prereq: Completed Simulation8 min read

1Time Series Plots

Click Result Visualization from the main menu.

Result visualization interface
Figure 1. Result visualization interface
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Reach vs. subbasin: Subbasin outputs show internal processes (precip, ET, runoff). Reach outputs show channel flows (streamflow, sediment, nutrients). Use reach for calibration comparisons.

  1. Select Subbasin or Reach. Pick a parameter and subbasin number.
  2. Set time period (full or custom). Click Plot.
Time series plot of selected subbasin
Figure 2. Time series plot of selected subbasin

22D Output Maps

Visualize spatial distribution of any output variable across all subbasins on Google Maps.

  1. Select parameter and time period under "Plot average values for all subbasins."
  2. Choose output type: average daily, monthly, or annual.
  3. Set map preferences: classification method (Natural Breaks, Equal Interval, Quantile), number of classes, color scheme.
  4. Click Plot.
Subbasin level 2D plot
Figure 3. Subbasin level 2D plot

3Input Parameter Maps

Visualize SWAT input parameters spatially to verify model setup. Select from subbasin-level parameters (CH_N2, ESCO) or HRU-level parameters (GW_Delay, CN2) and click Plot.

4Watershed Level Outputs

Click Plot watershed level data. Select any parameter and create time series, bar, or pie charts of watershed-aggregate hydrological and water quality variables.

5Download Files

File download options
Figure 4. File download options

Click Select files to download. Check input files (file.cio, fig.fig, basins.bsn), output files (output.sub, output.rch, output.hru), 2D raster/image, and any additional outputs. Click Download for a zip archive.

Frequently Asked Questions

1D vs 2D plots?
1D = time series for one location. 2D = spatial map across all subbasins.
Which classification method?
Natural Breaks (Jenks) for most cases. Equal Interval for uniform ranges. Quantile for equal subbasin counts per class.