7/31/2019 Special Subject Map of United States - Shale Gas and Oil Plays, Lower 48 States (small)

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Chattanooga

EagleFord

WesternGulf

TX-LA-MSSalt Basin

Uinta Basin

Devonian (Ohio)

MarcellusUtica

Bakken***

Avalon-Bone Spring

San JoaquinBasin

Monterey

Santa Maria,Ventura, Los

AngelesBasins

Monterey-Temblor

Pearsall

Tuscaloosa

Big HornBasin

DenverBasin

Powder RiverBasin

ParkBasin

Niobrara*

Mowry

Niobrara*

Heath**

Manning

Canyon

AppalachianBasin

Antrim

Barnett

Bend

NewAlbany

Woodford

Barnett-Woodford

Lewis

Hilliard-Baxter-

Mancos

Excello-Mulky

Fayetteville

Floyd-Neal

Gammon

Cody

Haynesville-Bossier

Hermosa

Mancos

Pierre

Conasauga

MichiganBasin

Ft. WorthBasin

Palo DuroBasin

PermianBasin

IllinoisBasin

AnadarkoBasin

GreaterGreen

RiverBasin

Cherokee Platform

San JuanBasin

WillistonBasin

Black WarriorBasin

ArdmoreBasin

Paradox Basin

RatonBasin

MontanaThrust

Belt

MarfaBasin

Valley & RidgeProvince

Arkoma Basin

ForestCity Basin

PiceanceBasin

Lower 48 states shale plays

0 200 400100 300

Miles

Source: Energy Information Administration based on data from various published studies.Updated: May 9, 2011

Basins

Shale plays

Stacked plays

Basins

Current plays

Prospective plays

* Mixed shale &chalk play

** M ixed shale &limestone play

***Mixed shale &

tight dolostone-siltstone-sandstone

Intermediate depth/ age

Shallowest/ youngest

Deepest/ oldest