Issues in focus
| Basin | AEO2006 (as of 1/1/2004) |
AEO2007 (as of 1/1/2005) |
AEO2008 (as of 1/1/2006) |
AEO2009 (as of 1/1/2007) |
AEO2010 (as of 1/1/2008) |
AEO2011 (as of 1/1/2009) |
AEO2012 (as of 1/1/2010) |
|---|---|---|---|---|---|---|---|
| Shale Gas (trillion cubic feet) | |||||||
| Appalachian | 15 | 15 | 14 | 51 | 59 | 441 | 187 |
| Fort Worth | 40 | 39 | 38 | 60 | 60 | 20 | 19 |
| Michigan | 11 | 11 | 11 | 10 | 10 | 21 | 18 |
| San Juan | 10 | 10 | 10 | 10 | 10 | 12 | 10 |
| Illinois | 3 | 3 | 3 | 4 | 4 | 11 | 11 |
| Williston | 4 | 4 | 4 | 4 | 4 | 7 | 3 |
| Arkoma | -- | 42 | 42 | 49 | 45 | 54 | 27 |
| Anadarko | -- | 3 | 3 | 7 | 6 | 3 | 13 |
| TX-LA-MS Salt | -- | -- | -- | 72 | 72 | 80 | 66 |
| Western Gulf | -- | -- | -- | -- | 18 | 21 | 59 |
| Columbia | -- | -- | -- | -- | 51 | 41 | 12 |
| Uinta | -- | -- | -- | -- | 7 | 21 | 11 |
| Permian | -- | -- | -- | -- | -- | 67 | 27 |
| Greater Green River | -- | -- | -- | -- | -- | 18 | 13 |
| Black Warrior | -- | -- | -- | -- | -- | 4 | 5 |
| Shale gas total | 83 | 126 | 125 | 267 | 347 | 827 | 482 |
| Tight oil (billion barrels) | |||||||
| Williston | -- | 3.7 | 3.7 | 3.7 | 3.6 | 3.6 | 5.4 |
| San Joaquin/Los Angeles | -- | -- | -- | -- | 15.4 | 15.4 | 13.7 |
| Rocky Mountain basins | -- | -- | -- | -- | 5.1 | 5.1 | 6.5 |
| Western Gulf | -- | -- | -- | -- | 5.6 | 5.6 | 5.7 |
| Permian | -- | -- | -- | -- | -- | 1.6 | 1.6 |
| Anadarko | -- | -- | -- | -- | -- | 0.2 | 0.3 |
| Tight oil total | -- | 3.7 | 3.7 | 3.7 | 29.7 | 31.5 | 33.2 |