 Recharge in the aquifer ranges from per year in parts of Texas and New Mexico to per year in south-central Kansas.The regions overlying the Ogallala Aquifer are some of the most productive regions in the United States for ranching livestock, and growing corn, wheat, and soybeans.The success of large-scale farming in areas that do not have adequate precipitation and do not always have perennial surface water for diversion has depended heavily on pumping groundwater for irrigation.