Revision History for SIR 2011-5089 By V.L. McGuire Water-Level Changes in the High Plains Aquifer, Predevelopment to 2009, 2007–08, and 2008–09, and Change in Water in Storage, Predevelopment to 2009 ----------------------------------------------------- Posted online July, 22, 2011 ----------------------------------------------------- Revised and reposted December 19, 2011 Revised table 2, table 3, and related text because of corrections to the calculation of area-weighted average water level changes from 2007 to 2008 and 2008 to 2009 and change in water in storage from predevelopment to 2009, 2007 to 2008, and 2008 to 2009, High Plains aquifer.