942834.fig.003a
(a)
942834.fig.003b
(b)
Figure 3: Plots depicting the history of aquifer compaction (a) and the level of groundwater head (b) observed at 13 extensometer sites in the Houston-Galveston area. The depth of each borehole is marked in the left figure. Red lines represent boreholes that were completed within the Chicot aquifer. Blue lines represent boreholes that were completed within the Evangeline aquifer.