(ATCScript "Constants4OrganicP"
  (Set PerConstituent "BOD/ORGANICS-POQUAL") 
  (Set ImpConstituent "BOD/ORGANICS-SOQUAL")  (Set PerImpConv "1.0") (Set PerImpUnits "lbs/acre") ('month is implied time step)
  (Set RchConstituent "BODOUTTOT")            (Set RchConv    "1.0") (Set RchUnits         "lbs") ('month is implied time step)
  (Set PtConstituent  (Array "BODL" "OXF12")) (Set PtConv     "1.0") (Set PtUnits    "lbs/month") (Set PtScenario    "PT-OBS")
                                                                     (Set AreaUnits      "acres")
                                                                     (Set TotalUnits       "lbs")
  (Set HspfAggregation "Sum")
)