System Wide Variables

Air temperature (degrees F or C)

Evaporation rate (in/day or mm/day)

Total rainfall (in/hr or mm/hr)

Total snow depth (in or mm)

Average losses (in/hr or mm/hr)

Total runoff flow (flow units)

Total dry weather inflow (flow units)

Total groundwater inflow (flow units)

Total I&I inflow (flow units)

Total direct inflow (flow units)

Total external inflow (flow units)

Total external flooding (flow units)

Total outflow from outfalls (flow units)

Total nodal storage volume ( ft3 or m3)