Ss = f(T) L = Lr/n
O0 = [Qs/(Qs + Qe)] Os
Oj+1 = Oj + L (ko/v) (Ss - Oj) - L (kd/v) Du e-(kd/v)xj+1
Deoxygenation constant kd Oxygenation constant ko
Select: SI units (metric) U.S. Customary [Choose SI or U.S. Customary units]. [Default: SI units; program resets to default units].
Stream discharge Qs (m3/s) [ft3/s]:
Water temperature T (oC) [oF]: [Saturation dissolved oxygen is at zero salinity and mean sea level].
Dissolved oxygen (upstream) Os (mg/L):
Effluent discharge Qe (L/s) [ft3/s]:
Effluent biochemical oxygen demand De (mg/L):
Stream velocity v [m/s] [ft/s]:
Deoxygenation constant kd (day-1):
Oxygenation constant ko (day-1):
Total reach length Lr (km) [mi]:
Number of space steps n: (nmax = 200) [ Leave blank to choose default n = 10 ]
Your request was processed at 04:57:12 pm on April 25th, 2018