Sample "Nod" File
The start of a sample "nod" file, conatining node coordinates, pressure,
and concentratio, is shown below (for 3D mesh):
## USGS Example for SUTRA: Alluvial aquifer with well and pond
## Transient heads and concentrations
##
## 3-D, REGULAR MESH ( 11)*( 21)*( 21) = 4851 Nodes
##
## =============================================================================
## NODEWISE RESULTS 4 Time steps printed
## =============================================================================
##
## Time steps [Printed? / Latest time step computed]
## in this file Time (sec) Press Conc Sat
## ------------ ------------ ------------ ------------ ------------
## 0 0.000000E+00 Y 0 Y 0 N 0
## 1 1.314900E+06 Y 1 Y 1 N 1
## 2 3.155760E+06 Y 2 Y 2 N 2
## 3 5.732964E+06 Y 3 Y 3 N 3
##
## =============================================================================
## TIME STEP 0 Duration: 0.0000E+00 sec Time: 0.0000E+00 sec
## =============================================================================
## X Y Z Pressure Concentration
1.0030000E+03 4.1000000E+01 0.0000000E+00 0.0000000E+00 0.0000000E+00
1.0030000E+03 4.1500000E+01 -5.0000000E-01 0.0000000E+00 0.0000000E+00
1.0030000E+03 4.2000000E+01 -1.0000000E+00 0.0000000E+00 0.0000000E+00
9.9200000E+02 5.1125000E+01 -3.3750000E+00 0.0000000E+00 0.0000000E+00
9.8100000E+02 6.0250000E+01 -5.7500000E+00 0.0000000E+00 0.0000000E+00
9.7000000E+02 6.9375000E+01 -8.1250000E+00 0.0000000E+00 0.0000000E+00