| Crossman P.G. et al #842-005-30339 | Atlas Operating LLC | Angelina, TXRaintree (Travis Peak Cons.) | ActiveGas | 11,825 | Jan 5, 2010 | — | — |
| Crossman P.G. et al #742-005-30343 | Atlas Operating LLC | Angelina, TXRaintree (Travis Peak Cons.) | ActiveGas | 11,875 | Jan 5, 2010 | — | — |
| Katz (Strawn) Unit #24142-433-00584 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveOil | 5,250 | Jan 4, 2010 | — | — |
| Crossman Jerome #142-005-30320 | Atlas Operating LLC | Angelina, TXRaintree (Travis Peak Cons.) | ActiveGas | 11,829 | Dec 31, 2009 | — | — |
| Katz (Strawn) Unit #17142-433-33521 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveOil | 5,334 | Dec 31, 2009 | — | — |
| Katz (Strawn) Unit #15442-433-33520 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveInjection | 5,305 | Dec 23, 2009 | — | — |
| Katz (Strawn) Unit #13142-433-00797 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveOil | 5,200 | Dec 21, 2009 | — | — |
| Bedsole Gas Unit #242-289-31849 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,500 | Dec 18, 2009 | — | — |
| Ryan E. M. Unit #242-005-30273 | Atlas Operating LLC | Angelina, TXRaintree (Travis Peak Cons.) | ActiveGas | 13,270 | Dec 16, 2009 | — | — |
| Ryan E. M. Unit #642-005-30330 | Atlas Operating LLC | Angelina, TXRaintree (Travis Peak Cons.) | ActiveGas | 11,835 | Dec 16, 2009 | — | — |
| Ryan E. M. Unit #942-005-30337 | Atlas Operating LLC | Angelina, TXRaintree (Travis Peak Cons.) | ActiveGas | 11,825 | Dec 16, 2009 | — | — |
| Katz (Strawn) Unit #13342-433-33519 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveOil | 5,302 | Dec 16, 2009 | — | — |
| Katz (Strawn) Unit #16142-433-33518 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveOil | 5,308 | Dec 15, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #226W42-135-06285 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveInjection | 4,424 | Dec 11, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #177W42-135-08902 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveInjection | 4,450 | Dec 10, 2009 | — | — |
| Hickey #1042-325-33657 | Atlas Operating LLC | Medina, TXAdams (Buda) | ActiveOil | 1,800 | Dec 7, 2009 | — | — |
| Furlough Gas Unit #242-289-31844 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,450 | Dec 2, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #178R42-135-40095 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveInjection | 4,485 | Nov 24, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #5842-135-06294 | Atlas Operating LLC | Ector, TXGoldsmith | Shut inOil | 4,575 | Nov 19, 2009 | — | — |
| Ericson Gas Unit #342-289-31843 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,400 | Nov 18, 2009 | — | — |
| Katz (Strawn) Unit #13242-433-33513 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveInjection | 5,320 | Nov 16, 2009 | — | — |
| Katz (Strawn) Unit #14442-433-33514 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveInjection | 5,300 | Nov 16, 2009 | — | — |
| Katz (Strawn) Unit #16242-433-33512 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveInjection | 5,328 | Nov 13, 2009 | — | — |
| Metzger Gas Unit #442-321-30159 | Atlas Operating LLC | Matagorda, TXBay City East (10 000 B) | Temporarily abandonedGas | 10,337 | Nov 12, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #16442-135-06298 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveOil | 4,430 | Oct 29, 2009 | — | — |
| Katz (Strawn) Unit #16042-433-33511 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveInjection | 5,302 | Oct 23, 2009 | — | — |
| Katz (Strawn) Unit #13042-433-33510 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveInjection | 5,375 | Oct 19, 2009 | — | — |
| Katz (Strawn) Unit #14142-433-00796 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveOil | 5,300 | Oct 16, 2009 | — | — |
| South Pena Creek Unit #50042-127-33183 | Atlas Operating LLC | Dimmit, TXPena Creek (San Miguel 3RD) | Shut inOil | 3,410 | Oct 13, 2009 | — | — |
| Shook #101HHZ42-127-33631 | Atlas Operating LLC | Dimmit, TXIndio Tanks (Pearsall) | ActiveGas | 10,516 | Oct 6, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #16342-135-06297 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveOil | 4,424 | Sep 23, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #23742-135-06585 | Atlas Operating LLC | Ector, TXGoldsmith | PluggedOil | 4,500 | Sep 23, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #23842-135-06191 | Atlas Operating LLC | Ector, TXGoldsmith | PluggedOil | 4,500 | Sep 22, 2009 | — | — |
| Katz (Strawn) Unit #142A42-433-33496 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveInjection | 5,305 | Sep 22, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #202WI42-135-06389 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveInjection | 4,404 | Sep 14, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #205W42-135-06541 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveInjection | 4,430 | Sep 14, 2009 | — | — |
| Beech Creek a #242-199-33096 | Atlas Operating LLC | Hardin, TXBeech Creek (Yegua 5-A) | ActiveOil | 7,690 | Sep 8, 2009 | — | — |
| Beech Creek SWD #1D42-199-00148 | Atlas Operating LLC | Hardin, TXBeech Creek | ActiveInjection | 6,617 | Sep 1, 2009 | — | — |
| Hodde A.W. #642-311-34149 | Atlas Operating LLC | McMullen, TXHodde (Wales Sand) | PluggedOil | 6,300 | Aug 20, 2009 | — | — |
| Hodde A.W. #442-311-34150 | Atlas Operating LLC | McMullen, TXHodde (Wales Sand) | Shut inOil | 6,292 | Aug 20, 2009 | — | — |
| Hodde A.W. #542-311-34148 | Atlas Operating LLC | McMullen, TXHodde (Wales Sand) | ActiveInjection | 6,039 | Aug 13, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #191R42-135-06388 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveOil | 4,413 | Aug 11, 2009 | — | — |
| Lewis #142-347-32999 | Atlas Operating LLC | Nacogdoches, TXCarthage (Haynesville Shale) | ActiveGas | 13,900 | Jul 29, 2009 | — | — |
| Sessions Bob GU #542-073-31321 | Atlas Operating LLC | Cherokee, TXRaintree (Travis Peak Cons.) | ActiveGas | 12,380 | Jul 27, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #9542-135-06397 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveOil | 4,443 | Jul 23, 2009 | — | — |
| Goldsmith-Landreth/San Andres/UT #4342-135-08449 | Atlas Operating LLC | Ector, TXGoldsmith | Shut inOil | 4,375 | Jul 17, 2009 | — | — |
| Heard Gas Unit 2 #242-215-31834 | Atlas Operating LLC | Hidalgo, TXTexan Gardens-Tabasco N. (Cons) | ActiveGas | 10,185 | Jul 9, 2009 | — | — |
| Wiener #242-005-30372 | Atlas Operating LLC | Angelina, TXRaintree (Travis Peak Cons.) | ActiveGas | 11,925 | Jul 3, 2009 | — | — |
| Lumber Angelina #142-005-30334 | Atlas Operating LLC | Angelina, TXRaintree (Travis Peak Cons.) | ActiveGas | 11,875 | Jun 30, 2009 | — | — |
| Christopher #142-401-35063 | Atlas Operating LLC | Rusk, TXTrawick (Pettit-TP Cons.) | PluggedGas | 8,950 | Jun 30, 2009 | — | — |