Enter the width (ft) into the Calculator. The calculator will evaluate the Waterfall Pump Size. 

Waterfall Pump Size Formula

WPS = W * 30


  • WPS is the Waterfall Pump Size (GPM)
  • W is the width (ft)

To calculate Waterfall Pump Size, multiply the width in feet by 30.

How to Calculate Waterfall Pump Size?

The following steps outline how to calculate the Waterfall Pump Size.

  1. First, determine the width (ft). 
  2. Next, gather the formula from above = WPS = W * 30.
  3. Finally, calculate the Waterfall Pump Size.
  4. After inserting the variables and calculating the result, check your answer with the calculator above.

Example Problem : 

Use the following variables as an example problem to test your knowledge.

width (ft) = 3