Considering putting livestock on your property and needing a water source? All Tex Service Company's pond services can help you determine what kind of pond needed. Farm ponds are constructed for many purposes. farm ponds range from a 1/4 of an acre to a "Lake". Those designed for watering livestock, irrigation, and fire protection must be built near the use they serve and also contain adequate water. Farm ponds are any where from 6'-8' feet in depth. The perimeter of the farm tank has a tapered bank. The reasoning for a tapered bank is for the safety of the livestock to enter and exit the pond.