drought triggers in barton springs segment of edwards aquifer
DESCRIPTION
Drought Triggers in Barton Springs Segment of Edwards Aquifer. Natalie Ballew Jackson School of Geosciences, Energy & Earth Resources LBJ School of Public Affairs 5 December 2013. Barton Springs Segment of Edwards Aquifer. Barton Springs Segment of Edwards Aquifer. Barton Springs: - PowerPoint PPT PresentationTRANSCRIPT
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Drought Triggers in Barton Springs
Segment of Edwards Aquifer
Natalie BallewJackson School of Geosciences, Energy & Earth
ResourcesLBJ School of Public Affairs
5 December 2013
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Barton Springs Segment of Edwards Aquifer
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Barton Springs Segment of Edwards Aquifer
•Barton Springs: Average discharge – 53 cfsLowest discharge – 11 cfs (1950s)
•Austin average pumping – 12 cfs• Increasing population and urbanization•Conflict
Urban developmentWater usersEnvironmentalists
•How to plan for sustainable yield given multiple-use interests and drought conditions?
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Tool for Groundwater Planning•Demonstrate effects of various management decisions in light of uncertainty
•Use map as a tool in decision settings to demonstrate effects of pumping and pumping restrictions on spring flow and volume of water in the segment
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Groundwater Availability Model
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Drought Triggers
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Data
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Result
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What’s next?•MODFLOW Analyst in ArcHydro Groundwater•Demand Centers, Volume Demand, Urban Density•Monitoring Wells vs Pumping Wells
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Questions?Special Thanks to
Dr. Suzanne PierceEarth-Society Systems Research Group
Dr. Maidment & Gil Strassberg