Hydraulic Facts

Water Hydraulic Facts


  • A gallon of water weighs 8.34 lbs.

  • There are 7.48 gallons in a cubic foot.

  • 1 cubic foot of water weighs 62.4 pounds.

  • Water can only be siphoned a maximum height of 33.9 feet at sea level. 

  • A column of water one foot high exerts .433 psi at its base.

  • A column of water 27.75 inches or 2.31 feet in height exerts 1 psi at its base.

  • Atmopheric pressure at sea level is 14.7 psi.