Comparison of 2011-2014 data to 2014-2016 data

before
after
View Before ImageView After Image

Detailed Description

Map showing gravity-based groundwater-storage and water-level change in a portion of the Tucson AMA, comparing the change over the time interval of spring 2011 to summer 2014 to the change over the time interval of spring 2014 to summer 2016.