Subject: Pump Power Usage in SWMM 5 The pumping summary table (Figure 1) includes a column that tells the user how much power was consumed by the pump in kilowatts by the head loss or head gain of the water flowing through the pump. The power usage equations are shown in Figure 2. Figure 1. Pump Summary Table in SWMM 5.0.021 Figure 2. Pump Power Equations in SWMM in which dt is the time step.
