#=========================== solver options ===================================
NUMERICAL_METHODS FLOW

  TIMESTEPPER
    # end simulation without taking a time step
    MAX_STEPS 2
    PRESSURE_CHANGE_GOVERNOR 1.d7
  /

END

#=========================== chemistry ========================================
CHEMISTRY
  PRIMARY_SPECIES
    Tracer
  /
  OUTPUT
    ALL
    TOTAL
  /
END

#=========================== eos ==============================================
EOS WATER
  DENSITY CONSTANT 1.d3 kg/m^3
END

#=========================== material properties ==============================
#=========================== characteristic curves ============================
EXTERNAL_FILE ../common/soil1_default.txt

#=========================== output options ===================================
OUTPUT
  PERIODIC_OBSERVATION TIMESTEP 1
  MASS_BALANCE_FILE
    PERIODIC TIMESTEP 1
  /
END

#=========================== times ============================================
TIME
  FINAL_TIME 2.d0 s
  INITIAL_TIMESTEP_SIZE 1.d0 s
  MAXIMUM_TIMESTEP_SIZE 1.d0 s
END

#=========================== regions ==========================================
EXTERNAL_FILE ../common/region_all.txt

#=========================== boundary and initial conditions ==================
EXTERNAL_FILE conditions.txt

#=========================== stratigraphy couplers ============================
STRATA
  REGION all
  MATERIAL soil1
END
