National Assessment of Oil and Gas Project Map of Assessed Shale Gas in the United States, 2012 Digital Data Series 69–Z Plate 1 CANADA Seattle Tacoma Spokane WASHINGTON Vancouver Portland MAINE MONTANA NORTH DAKOTA Antrim Eugene Duluth OREGON VERMONT MINNESOTA NEW HAMPSHIRE Minneapolis-Saint Paul NEW YORK WISCONSIN Boston Syracuse SOUTH DAKOTA Rochester MASSACHUSETTS Springfield IDAHO MICHIGAN Providence Buffalo Marcellus Devonian Antrim Continuous Gas AU HartfordRHODE ISLAND Utica Shale Gas AU CONNECTICUT WYOMING Flint Grand Rapids Milwaukee Lansing Niobrara Chalk AU Detroit Interior Marcellus AU New York City NEW JERSEY Toledo IOWA Chicago Cleveland PENNSYLVANIA Trenton Youngstown Utica Akron Foldbelt Marcellus AU Salt Lake City Philadelphia NEBRASKA UNITED STATES Fort Wayne Sacramento Omaha Northwestern NEVADA UTAH Ohio Shale AU Western Margin Marcellus AU Concord OHIO Oakland Columbus INDIANA Dayton San Jose ILLINOIS Indianapolis Cane Creek Shale Gas Denver Gothic, Chimney Rock, Devonian to Mississippian New Albany Continuous Gas AU Hovenweep Shale Gas Cincinnati WEST VIRGINIA Devonian Siltstone and Shale AU Covington Niobrara CALIFORNIA Kansas City Marcellus Richmond COLORADO Saint Louis Louisville VIRGINIA Newport News-Hampton Appalachian Devonian Norfolk KANSAS MISSOURI Gothic, Hovenweep KENTUCKY Roanoke Fayetteville Shale Gas– Western Arkansas Basin Margin AU Las Vegas New Albany Chattanooga Winston-Salem Woodford Fayetteville Caney Shale Gas AU Fayetteville Shale Gas– TENNESSEE Chattanooga NORTH CAROLINA Nashville Knoxville Thirteen Finger–Atokan Shale AU High Gamma-Ray Depocenter AU ARIZONA Los Angeles Charlotte Caney Greenville Albuquerque Oklahoma City Chattanooga ARKANSAS ATLANTIC OCEAN OKLAHOMA Huntsville NEW MEXICO Woodford Shale Gas AU SOUTH CAROLINA San Diego Phoenix Marietta Chattanooga Shale Gas AU Atlanta Augusta Woodford Shale Gas AU Birmingham Woodford Haynesville Sabine Platform Shale Gas AU Greater Newark East Frac-Barrier ALABAMA GEORGIA Tucson Continuous Barnett Shale Gas AU Legend Delaware/Pecos Basins Barnett MISSISSIPPI Dallas Haynesville Total Gas (TCFG) Continuous Shale Gas AU Bossier Fort Worth Jackson 1 Barnett 5 175° 170° 165° 160° 155° 150° 145° 140° 135° Barnett TEXAS LOUISIANA 10 Jacksonville Woodford Extended Continuous Barnett 70° Shale Gas AU Pensacola 25 Shublik - 38.41 Austin Brookian - 2.18 Delaware/Pecos Basins Woodford Houston Continuous Shale Gas AU Orlando 50 San Antonio ALASKA FLORIDA Cocoa Beach Pearsall Tampa Midland Basin Woodford/Barnett Mid-Bossier Sabine Platform Shale Gas AU Continuous Gas AU Clearwater Sarasota 75 Maverick Basin Pearsall Shale Gas AU Fort Lauderdale- West Palm Beach Eagle Ford Shale Gas AU Miami Eagle Ford 100 Shublik Shale Gas AU 65° MEXICO Gulf of Mexico Brookian Shale Gas AU Mean Shale Gas Resource Estimates (TCFG) (Undiscovered Technically Recoverable) ALASKA ALASKA Antrim–7.48 Niobrara Chalk–0.98 New Albany–3.79 Utica–37.3 Cane Creek–4.53 Marcellus–84.2 60° Fayetteville- Gothic, Chimney Rock, Other Appalachian Caney–14.38 Hovenweep–6.49 Devonian–3.95 125°W 120°W 115°W 85°W 80°W 75°W Thirteen Finger Limestone- Atoka Shale–6.85 100 0 100 200 300 400 500 MILES Woodford-Chattanooga–12.3 Barnett–26.23 100 0 100 200 300 400 500 600 700 KILOMETERS Barnett–17.2 Woodford–15.97 Woodford–15.11 Haynesville- Explanation Bossier–65.86 Woodford-Barnett–2.82 Shale Gas Assessment Unit—Labeled with red Alaska Albers Equal Area Conic Projection text in a light red background Pearsall–8.82 Eagle Ford–50.22 Central_Meridian: -154.0 Standard_Parallel_1: 55.0 Chalk Gas Assessment Unit—Labeled with Standard_Parallel_2: 65.0 yellow text in a gold background Latitude_Of_Origin: 50.0 Datum: North American Datum 1983 Square-mile cells—Represent gas-producing wells in shale intervals. Labeled with red TCFG = Trillions of cubic feet of gas text in white background. Digital Data Series DDS–69–Z U.S. Department of the Interior U.S. Geological Survey Map of Assessed Shale Gas in the United States, 2012 By U.S. Geological Survey National Assessment of Oil and Gas Resources Team, and Laura R.H. Biewick, compiler U.S. Geological Survey National Assessment of Oil and Gas Project Digital Data Series 69–Z U.S. Department of the Interior U.S. Geological Survey U.S. Department of the Interior KEN SALAZAR, Secretary U.S. Geological Survey Suzette M. Kimball, Acting Director U.S. Geological Survey, Reston, Virginia: 2013 For more information on the USGS—the Federal source for science about the Earth, its natural and living resources, natural hazards, and the environment, visit http://www.usgs.gov or call 1–888–ASK–USGS. For an overview of USGS information products, including maps, imagery, and publications, visit http://www.usgs.gov/pubprod To order this and other USGS information products, visit http://store.usgs.gov Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government. Although this information product, for the most part, is in the public domain, it also may contain copyrighted materials as noted in the text. Permission to reproduce copyrighted items must be secured from the copyright owner. Suggested citation: U.S. Geological Survey National Assessment of Oil and Gas Resources Team, and Biewick, L.R.H., compiler, 2013, Map of assessed shale gas in the United States, 2012: U.S. Geological Survey Digital Data Series 69–Z, 16 p., 1 pl., GIS data package, http://pubs.usgs.gov/dds/dds-069/dds-069-z/. iii Contents Abstract ...........................................................................................................................................................1 Introduction.....................................................................................................................................................1 Shale Gas Defined .........................................................................................................................................1 Historical Perspective ...................................................................................................................................2 Recovery Technologies .................................................................................................................................3 Slide Show of Shale-Gas Production through Time .................................................................................3 Print Map .........................................................................................................................................................3 Web Services .................................................................................................................................................6 Download Maps and Data ............................................................................................................................6 Summary..........................................................................................................................................................6 Acknowledgments .........................................................................................................................................6 References Cited............................................................................................................................................6 Selected References Uncited ......................................................................................................................9 Plate 1. Map of assessed shale gas in the United States, 2012 ..................................................... link Figures 1. Example of horizontal wells ........................................................................................................4 2. Map graphic that links to the hardcopy map ...........................................................................5 Table 1. Publications access table—Hyperlinks to USGS shale-gas assessment publications and web pages .................................................................................................. link Conversion Factors Inch/Pound to SI Multiply By To obtain Volume cubic foot (ft3) 0.02832 cubic meter (m3) SI to Inch/Pound Multiply By To obtain Length millimeter (mm) 0.03937 inch (in.) Map of Assessed Shale Gas in the United States, 2012 By U.S. Geological Survey National Assessment of Oil and Gas Resources Team, and Laura R.H. Biewick, compiler Abstract Kuuskraa, 2009). The heightened interest in shale gas began with the Barnett Shale in North Texas, followed by develop- The U.S. Geological Survey has compiled a map of ment of the Fayetteville Shale in Arkansas, the Woodford shale-gas assessments in the United States that were com- Shale in Oklahoma, the Haynesville/Bossier Formations in pleted by 2012 as part of the U.S. Geological Survey National Louisiana and Texas, the Marcellus Shale in the Appalachian Assessment of Oil and Gas Project. Using a geology-based Basin, and the Eagle Ford in Texas. Together with the Antrim assessment methodology, the U.S. Geological Survey quan- Shale in Michigan and Appalachian Basin Devonian shales, titatively estimated potential volumes of undiscovered gas these are the most active producing gas shales to date. In within shale-gas assessment units. These shale-gas assessment addition to these, others are being explored or evaluated, and units are mapped, and square-mile cells are shown to represent some are emerging from exploration to exploitation. Each proprietary shale-gas wells. The square-mile