Percentage change in saturated thickness of the High Plains Aquifer, west-central Kansas, 1950 to average 1982-84

Continuing studies are being made in west-central Kansas to provide up-to-date information to aid in the management of ground water for irrigation.  This report, prepared in cooperation with the Western Kansas Groundwater Management District No. 1, presents the fourth in a series of studies that uses a statistical technique, called kriging, to produce hydrologic maps that are used as management tools.