Research Article

Simulating the Evolution of Fluid Underpressures in the Great Plains, by Incorporation of Tectonic Uplift and Tilting, with a Groundwater Flow Model

Figure 33

Head versus time for Wolfcampian cells in columns 6, 11, and 23 of the 0 Ma model, representing the period from 2 to 0 Ma. At 0 Ma, the solution has equilibrated at the eastern part of the cross-section but has not reached steady state in the central and western parts of the model.