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DFCS

GMA 1 Proposed Desired Future Conditions (DFCs) - 2021

GMA 1 met on March 18, 2021 to adopt the following proposed DFCs: 

Both GMAs used the same methodology from 2016 in determining the proposed DFCs.

 OGALLALA AQUIFER: 

  • At least 40 percent of volume in storage remaining for each 50-year period between 2018 and 2080 in Dallam, Hartley, Moore, and Sherman Counties; 
  • At least 50 percent of volume in storage remaining for each 50-year period between 2018 and 2080 in Hansford, Hutchinson, Lipscomb, Ochiltree, Carson, Donley, Gray, Roberts, Wheeler, and Oldham Counties; and within the Panhandle District portions of Armstrong and Potter Counties; 
  • At least 80 percent of volume in storage remaining for each 50-year period between 2018 and 2080 in Hemphill County; and 
  • Approximately 20 feet of total average drawdown for each 50-year period between 2012 and 2080 in Randall County and within High Plains District in Armstrong and in Potter Counties.

 DOCKUM AQUIFER:

  •  At least 40 percent of the average available drawdown remaining for each 50-year period between 2018 and 2080 for Dallam, Hartley, Moore, and Sherman Counties.
  • No more than 30 feet average decline in water levels for each 50-year period between 2018 and 2080 in Oldham and Carson Counties and the Panhandle District portions of Potter and Armstrong Counties; and
  • Approximately 40 feet average decline in water levels for each 50-year period between 2012 and 2080 in Randall County and within High Plains District in Armstrong and Potter Counties.

Learn more at the GMA 1 website!

GMA 2 Proposed Desired Future Conditions (DFCs) - 2021

GMA 2 met March 25, 2021 to adopt the following proposed DFCs:

OGALLALA AQUIFER:

  • A GMA 2-wide average drawdown of 28 feet between 2013 and 2080 for the Ogallala and Edwards-Trinity (High Plains) Aquifers.

DOCKUM AQUIFER:

  • A GMA 2-wide average drawdown of 31 feet between 2013 and 2080 for the Dockum Aquifer.
Adopted Explanatory Report for GMA 2 (August 2021)

Learn more at the GMA 2 website!

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