| ps_arrow_vertices | Extract arrow base or tip points |
| ps_contours | Create contours from a surface raster |
| ps_export_surfaces | Export surfaces, contours, and quicklook PNGs |
| ps_flow_arrows | Generate hydraulic-gradient flow arrows |
| ps_interpolate | Interpolate potentiometric surfaces |
| ps_make_points | Make groundwater observation points |
| ps_potentiometric_points | Build potentiometric points from depth-to-water measurements |
| ps_quicklook | Draw a quicklook surface plot |
| ps_sample_aoi | Make the sample area-of-interest polygon |
| ps_smooth_surface | Smooth a potentiometric surface raster |
| synthetic_dem | Synthetic DEM raster |
| synthetic_surface_points | Synthetic surface elevation measurement points |
| synthetic_wells | Synthetic groundwater monitoring wells |