“Water, water, every where; and all the boards did shrink. Water, water, every where; nor any drop to drink.” – The Rime of the Ancient Mariner
The maps below, from the Gravity Recovery and Climate Experiment satellites, show US underground water in surface soil, in the “root zone,” and in deeper groundwater aquifers (amazing that they can detect underground water from space, isn’t it?).
As of September 2012, it was still very dry down there, especially in Texas, and the drought continues in the central USA. Let’s hope for some good rains there. Click here for more information and an animated time series of the data.