WATER MEASUREMENT
DEFINITIONS:
1 SFD (Second-Foot-Day) is the volume of water represented by a flow of 1 CFS for 24 hours (646,325.5 Gallons)
1 CFS (Cubic Foot per Second) = 448.83 Gallons per Minute
1 SFD = 1.9835 Acre-Feet
1 Acre-Foot is the volume of water required to cover one-acre of land to a depth of one foot (325,851 Gallons).