| Sharp A. L. #442-289-32088 | Atlas Operating LLC | Leon, TXJewett (Travis Peak) | ActiveGas | 10,600 | Apr 15, 2013 | — | — |
| Ericson Gas Unit #542-289-32086 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,350 | Apr 8, 2013 | — | — |
| Baluarte #1HHZ42-247-32448 | Atlas Operating LLC | Jim Hogg, TXMestena Grande (Queen City Cons) | Temporarily abandonedGas | 10,090 | Mar 28, 2013 | — | — |
| Goldsmith-Landreth/San Andres/UT #203RW42-135-42261 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveInjection | 4,625 | Jan 22, 2013 | — | — |
| Paloma #142-247-32446 | Atlas Operating LLC | Jim Hogg, TXMestena Grande (Queen City Cons) | Temporarily abandonedGas | 10,000 | Jan 8, 2013 | — | — |
| Klaras Gas Unit #242-289-32058 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,350 | Dec 20, 2012 | — | — |
| McLaughlin Acct. 1 #11942-415-33229 | Atlas Operating LLC | Scurry, TXDiamond -M- (Clear Fork) | ActiveOil | 4,054 | Dec 18, 2012 | — | — |
| Shearrer Unit #1HHZ42-013-34650 | Atlas Operating LLC | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 7,919 | Dec 17, 2012 | — | — |
| Williams Heirs #142-289-32054 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,350 | Dec 11, 2012 | — | — |
| Goldsmith-Landreth/San Andres/UT #29442-135-21220 | Atlas Operating LLC | Ector, TXGoldsmith | PluggedOil | 4,550 | Nov 28, 2012 | — | — |
| Harvey Gas Unit #142-289-32040 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,300 | Nov 8, 2012 | — | — |
| Petro Pards #4HHZ42-507-32945 | Atlas Operating LLC | Zavala, TXBriscoe Ranch (Eagleford) | ActiveOil | 5,944 | Oct 19, 2012 | — | — |
| Mark & Sandra Unit #3HHZ42-507-32943 | Atlas Operating LLC | Zavala, TXBriscoe Ranch (Eagleford) | ActiveOil | 5,843 | Oct 17, 2012 | — | — |
| Petro Pards #3HHZ42-507-32941 | Atlas Operating LLC | Zavala, TXBriscoe Ranch (Eagleford) | ActiveOil | 5,884 | Oct 9, 2012 | — | — |
| Hickey #1342-325-33960 | Atlas Operating LLC | Medina, TXTaylor-Ina | Shut inOil | 1,027 | Sep 28, 2012 | — | — |
| Kinder Morgan Bergen #p 3442-165-37662 | Atlas Operating LLC | Gaines, TXTall Cotton (San Andres) | ActiveOil | 6,007 | Sep 19, 2012 | — | — |
| Goldsmith-Landreth/San Andres/UT #190R42-135-42021 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveOil | 4,576 | Sep 13, 2012 | — | — |
| Hickey #1242-325-33957 | Atlas Operating LLC | Medina, TXAdams (Buda) | ActiveOil | 1,650 | Sep 7, 2012 | — | — |
| Sessions Mabel GU #442-005-30344 | Atlas Operating LLC | Angelina, TXRaintree (Travis Peak Cons.) | ActiveGas | 12,663 | Aug 28, 2012 | — | — |
| McLaughlin Acct. 1 #14342-415-34808 | Atlas Operating LLC | Scurry, TXDiamond -M- (Clear Fork) | ActiveOil | 4,050 | Aug 10, 2012 | — | — |
| McLaughlin Acct. 1 #14442-415-34809 | Atlas Operating LLC | Scurry, TXDiamond -M- (Clear Fork) | ActiveOil | 4,017 | Aug 10, 2012 | — | — |
| Gertie #1842-415-34805 | Atlas Operating LLC | Scurry, TXDiamond -M- (Clear Fork) | ActiveOil | 3,534 | Aug 7, 2012 | — | — |
| Clarence #1142-415-34806 | Atlas Operating LLC | Scurry, TXDiamond -M- (Clear Fork) | ActiveOil | 3,520 | Aug 7, 2012 | — | — |
| Gertie #1942-415-34807 | Atlas Operating LLC | Scurry, TXDiamond -M- (Clear Fork) | ActiveOil | 3,510 | Aug 6, 2012 | — | — |
| Katz (Strawn) Unit #18442-207-32732 | Atlas Operating LLC | Haskell, TXKatz (Strawn) | ActiveInjection | 5,335 | Jul 24, 2012 | — | — |
| Middlebrook #1A42-157-31957 | Atlas Operating LLC | Fort Bend, TXNeedville | ActiveOil | 6,580 | Jun 27, 2012 | — | — |
| Katz (Strawn) Unit #19542-207-32724 | Atlas Operating LLC | Haskell, TXKatz (Strawn) | Shut inOil | 5,425 | Jun 25, 2012 | — | — |
| Hauserman #142-073-31322 | Atlas Operating LLC | Cherokee, TXDecker Switch (Travis Peak) | ActiveGas | 12,215 | Jun 22, 2012 | — | — |
| Katz (Strawn) Unit #40342-207-32723 | Atlas Operating LLC | Haskell, TXKatz (Strawn) | ActiveOil | 5,425 | Jun 22, 2012 | — | — |
| Dickson #142-073-31234 | Atlas Operating LLC | Cherokee, TXDecker Switch (Travis Peak) | ActiveGas | 13,675 | Jun 21, 2012 | — | — |
| Blackstone Minerals #142-073-31380 | Atlas Operating LLC | Cherokee, TXDecker Switch (Travis Peak) | ActiveGas | 12,350 | Jun 21, 2012 | — | — |
| Crowley #142-073-31383 | Atlas Operating LLC | Cherokee, TXDecker Switch (Travis Peak) | ActiveGas | 12,450 | Jun 21, 2012 | — | — |
| Temple Inland a-12 #1HZ42-225-31104 | Atlas Operating LLC | Houston, TXDecker Switch (Travis Peak) | ActiveGas | 13,335 | Jun 21, 2012 | — | — |
| Goldsmith-Landreth/San Andres/UT #313R42-135-41904 | Atlas Operating LLC | Ector, TXGoldsmith | Shut inOil | 4,600 | Jun 18, 2012 | — | — |
| Katz (Strawn) Unit #354142-433-33834 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveInjection | 5,405 | Jun 14, 2012 | — | — |
| Mark & Sandra Unit #2HHZ42-507-32900 | Atlas Operating LLC | Zavala, TXBriscoe Ranch (Eagleford) | ActiveOil | 5,896 | May 8, 2012 | — | — |
| Katz (Strawn) Unit #325A42-433-33821 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | Shut inOil | 5,385 | May 7, 2012 | — | — |
| Katz (Strawn) Unit #31842-433-33822 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | PluggedOil | 6,500 | May 7, 2012 | — | — |
| Goldsmith-Landreth/San Andres/UT #142A42-135-41812 | Atlas Operating LLC | Ector, TXGoldsmith | Shut inOil | 4,600 | May 4, 2012 | — | — |
| Katz (Strawn) Unit #317A42-433-33820 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | Shut inOil | 5,336 | May 4, 2012 | — | — |
| Goldsmith-Landreth/San Andres/UT #214A42-135-41804 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveOil | 4,550 | May 2, 2012 | — | — |
| Goldsmith-Landreth/San Andres/UT #235A42-135-41805 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveOil | 4,550 | May 2, 2012 | — | — |
| Goldsmith-Landreth/San Andres/UT #236A42-135-41810 | Atlas Operating LLC | Ector, TXGoldsmith | PluggedOil | 4,550 | May 2, 2012 | — | — |
| Goldsmith-Landreth/San Andres/UT #237A42-135-41811 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveOil | 4,550 | May 2, 2012 | — | — |
| Goodwin #1V42-507-32899 | Atlas Operating LLC | Zavala, TXBriscoe Ranch (Eagleford) | ActiveOil | 6,400 | May 2, 2012 | — | — |
| Goldsmith-Landreth/San Andres/UT #166A42-135-41793 | Atlas Operating LLC | Ector, TXGoldsmith | ActiveOil | 4,591 | Apr 30, 2012 | — | — |
| Petro Pards #2HHZ42-507-32897 | Atlas Operating LLC | Zavala, TXBriscoe Ranch (Eagleford) | ActiveOil | 5,826 | Apr 21, 2012 | — | — |
| Katz (Strawn) Unit #30742-433-33813 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | Shut inOil | 5,365 | Apr 20, 2012 | — | — |
| Katz (Strawn) Unit #341A42-433-33810 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveOil | 5,270 | Apr 19, 2012 | — | — |
| Katz (Strawn) Unit #351A42-433-33809 | Atlas Operating LLC | Stonewall, TXKatz (Strawn) | ActiveOil | 5,300 | Apr 18, 2012 | — | — |