Irrigation in the Pacific Northwest

Required Water Pump Horsepower

Use this form to estimate the brake horsepower and total power (hp) requirements of the electric motor used to power an irrigation water pump.

Learn more about the units used on this page.

Flow Rate:
Pump Efficiency:
Drive Motor Efficiency:
Brake Horsepower:
Total Power Requirements:


WSU Prosser - IAREC, 24106 N Bunn Rd, Prosser WA 99350-8694, 509-786-2226,