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AssessingWaterScarcityforHydraulicFracturinginSemiaridRegions:
CaseStudyEagleFordShale
• BridgetR.Scanlon,BobReedy,J.P.Nicot,andMichaelYoung• BureauofEconomicGeology,JacksonSchoolofGeosciences,
Univ.ofTexasatAustin,Texas• [email protected]
Modified from: EIA and National Geographic
Unconventional Resource Plays
Marcellus
Fayetteville
Haynesville
Barnett
Bakken
Eagle Ford
PermianBasin
BridgetScanlon,Univ.TX,2016
MitchellFoundation:PermianBasin
SloanFoundation:Marcellus,Fayetteville,Haynesville,Barnett,EagleFord,andBakken
WaterdemandforhydraulicfracturingrelativetowatersuppliesProducedwaterandrelatedmanagement
AlternativestoFreshwaterintheEagleFordPlay:BrackishGroundwater
3
Brackishgroundwater
Freshgroundwater
20-yrHFwaterdemand
WATERSUPPLYrelativeto20-yrHFWaterDEMAND(BGAL)
80K10K
0.3K
Scanlonetal.,Env.Res.Lett.2014
0.30
0.35
0.40
0.45
0
5
10
15
20
25
30
35
40
1970 1980 1990 2000 2010
WaterCon
sumption(gal/kWh)
Gene
ratio
nCapacity
(1000MW)
CombinedCycleConsumption
NaturalGasReducesWaterDemand
Scanlonetal.,Env.Res.Lett.2014
Managingwaterfordroughtsandfloods
Usingdepletedaquifersforstorage