subroutine basin_chanmorph_output
      
      use time_module
      use basin_module
      use sd_channel_module
      use hydrograph_module
      
      implicit none
      
      integer :: iob
      real :: const
                  
      bchsd_d = chsdz

      !! sum all channel output
      do ich = 1, sp_ob%chandeg
        bchsd_d = bchsd_d + chsd_d(ich)
        chsd_d(ich) = chsdz
      end do
  
      bchsd_m = bchsd_m + bchsd_d
      
!!!!! daily print
       if (pco%day_print == "y" .and. pco%int_day_cur == pco%int_day) then
        if (pco%sd_chan_bsn%d == "y") then
          write (2120,100) time%day, time%mo, time%day_mo, time%yrc, "       1", "     1", bsn%name, bchsd_d
          if (pco%csvout == "y") then
            write (2124,'(*(G0.3,:","))') time%day, time%mo, time%day_mo, time%yrc, "       1", "     1", bsn%name, bchsd_d
          end if 
        end if 
      end if

!!!!! monthly print
      if (time%end_mo == 1) then
        bchsd_y = bchsd_y + bchsd_m
        const = float (ndays(time%mo + 1) - ndays(time%mo))
        bchsd_m = bchsd_m // const
          
        if (pco%sd_chan_bsn%m == "y") then
          write (2121,100) time%day, time%mo, time%day_mo, time%yrc, "       1", "     1", bsn%name, bchsd_m
          if (pco%csvout == "y") then
            write (2125,'(*(G0.3,:","))') time%day, time%mo, time%day_mo, time%yrc, "       1", "     1", bsn%name, bchsd_m
          end if
        end if
        bchsd_m = chsdz
      end if

!!!!! yearly print
      if (time%end_yr == 1) then
        bchsd_a = bchsd_a + bchsd_y
        const = time%day_end_yr
        bchsd_a = bchsd_a // const
        
        if (pco%sd_chan_bsn%y == "y") then 
          write (2122,100) time%day, time%mo, time%day_mo, time%yrc, "       1", "     1", bsn%name, bchsd_y
          if (pco%csvout == "y") then
            write (2126,'(*(G0.3,:","))') time%day, time%mo, time%day_mo, time%yrc, "       1", "     1", bsn%name, bchsd_y
          end if
        end if
        
        bchsd_y = chsdz
      end if

!!!!! average annual print
      if (time%end_sim == 1 .and. pco%sd_chan_bsn%a == "y") then
        bchsd_a = bchsd_a / time%yrs_prt
        bchsd_a = bchsd_a // time%days_prt
        
        write (2123,100) time%day, time%mo, time%day_mo, time%yrc, "       1", "     1", bsn%name, bchsd_a
        if (pco%csvout == "y") then
          write (2127,'(*(G0.3,:","))') time%day, time%mo, time%day_mo, time%yrc, "       1", "     1", bsn%name, bchsd_a
        end if
      end if

100   format (4i6,2x,2a,2x,a17,60(1x,e14.4))

      return
      
      end subroutine basin_chanmorph_output