# This set-up makes is supposed to immitate salt. That is, PTRACER(:,:,:,1) 
# should look exactly like S(:,:,:).
 &PTRACERS_PARM01
 PTRACERS_numInUse=2,
 PTRACERS_initialFile(1)='lev_s.bin',
 PTRACERS_initialFile(2)='lev_s.bin',
 &