| 693516 | Apr 20, 2010 | Apr 20, 2010 | Jetta Operating Company, Inc. | Fort Bend | Lockwood, HP #64 | 6,000 | 15732599 |
| 693517 | Mar 26, 2010 | Mar 26, 2010 | Jetta Operating Company, Inc. | Fort Bend | George, A. P. A #31 | 6,000 | 15732600 |
| 692209 | Mar 5, 2010 | Mar 5, 2010 | Jetta Operating Company, Inc. | Fort Bend | George, A. P. #22 | 6,000 | 15732598 |
| 692209Amendment | Mar 5, 2010 | Mar 5, 2010 | Jetta Operating Company, Inc. | Fort Bend | George, A. P. #22 | 6,000 | 15732598 |
| 692081 | Mar 4, 2010 | Mar 4, 2010 | Jetta Operating Company, Inc. | Fort Bend | Lockwood & Sharp A #129 | 6,000 | 15732596 |
| 692006 | Mar 2, 2010 | Mar 2, 2010 | Jetta Operating Company, Inc. | Fort Bend | Booth, F I Etal A #71 | 5,600 | 15732595 |
| 687040 | Jan 12, 2010 | Jan 12, 2010 | Jetta Operating Company, Inc. | Ward | Lucia Harvey State #1 | 11,100 | 47531786 |
| 687040Amendment | Jan 12, 2010 | Jan 12, 2010 | Jetta Operating Company, Inc. | Ward | Lucia Harvey State #1 | 11,100 | 47531786 |
| 685547 | Oct 16, 2009 | Oct 16, 2009 | Jetta Operating Company, Inc. | Grayson | Lawrence Trust Unit #1HH | 8,200 | 18131458 |
| 685547Amendment | Oct 16, 2009 | Oct 16, 2009 | Jetta Operating Company, Inc. | Grayson | Lawrence Trust Unit #1HH | 9,100 | 18131458 |
| 678984 | Mar 3, 2009 | Mar 3, 2009 | Jetta Operating Company, Inc. | Ward | Barstow Townsite #2X | 18,060 | 47530641 |
| 676708 | Jan 12, 2009 | Jan 12, 2009 | Jetta Operating Company, Inc. | Fort Bend | Lockwood & Sharp B #100 | 5,600 | 15732561 |
| 675492 | Nov 26, 2008 | Nov 26, 2008 | Jetta Operating Company, Inc. | Pecos | Trees #3 | 12,100 | 37138496 |
| 675173 | Nov 25, 2008 | Nov 25, 2008 | Jetta Operating Company, Inc. | Martin | F D Breedlove C #1D | 13,102 | 31700205 |
| 675173Amendment | Nov 25, 2008 | Nov 25, 2008 | Jetta Operating Company, Inc. | Martin | F D Breedlove C #1D | 13,102 | 31700205 |
| 674446 | Nov 10, 2008 | Nov 10, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 23 #3 | 7,000 | 47535480 |
| 669520 | Oct 30, 2008 | Oct 30, 2008 | Jetta Operating Company, Inc. | Fort Bend | Booth, F. I. Etal #67 | 5,550 | 15732249 |
| 673747 | Oct 25, 2008 | Oct 25, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 19 #4 | 7,000 | 47535477 |
| 673746 | Oct 25, 2008 | Oct 25, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 27 #2 | 7,000 | 47535476 |
| 673743 | Oct 25, 2008 | Oct 25, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 9 #2 | 7,000 | 47535478 |
| 673742 | Oct 25, 2008 | Oct 25, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 17 #3 | 7,000 | 47535475 |
| 673739 | Oct 25, 2008 | Oct 25, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 14 #7 | 7,000 | 47535938 |
| 673342 | Oct 22, 2008 | Oct 22, 2008 | Jetta Operating Company, Inc. | Ward | Barstow Townsite #1 | 18,480 | 47530425 |
| 672657 | Oct 13, 2008 | Oct 13, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 26 #4 | 7,000 | 47535471 |
| 672653 | Oct 13, 2008 | Oct 13, 2008 | Jetta Operating Company, Inc. | Ward | S.T. Neely #3 | 7,000 | 47535472 |
| 672652 | Oct 13, 2008 | Oct 13, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 14 #6 | 7,000 | 47535470 |
| 671831 | Oct 6, 2008 | Oct 6, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 20 #3 | 7,000 | 47535465 |
| 671834 | Oct 4, 2008 | Oct 4, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 18 #3 | 7,000 | 47535464 |
| 671828 | Oct 4, 2008 | Oct 4, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 14 #5 | 7,000 | 47535463 |
| 669531 | Sep 10, 2008 | Sep 10, 2008 | Jetta Operating Company, Inc. | Pecos | Reed #4 | 12,100 | 37138413 |
| 666854 | Aug 28, 2008 | Aug 28, 2008 | Jetta Operating Company, Inc. | Ward | Ballpark #3 | 7,000 | 47535778 |
| 667887 | Aug 18, 2008 | Aug 18, 2008 | Jetta Operating Company, Inc. | Fort Bend | HP Lockwood #63 | 5,800 | 15732531 |
| 667057 | Aug 7, 2008 | Aug 7, 2008 | Jetta Operating Company, Inc. | Fort Bend | Edwards & Riggins #6 | 5,700 | 15732528 |
| 666884 | Aug 4, 2008 | Aug 4, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 14 #4 | 7,000 | 47535437 |
| 666864 | Aug 4, 2008 | Aug 4, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 13 #4 | 7,000 | 47535435 |
| 666861 | Aug 4, 2008 | Aug 4, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 40 #5 | 7,000 | 47535436 |
| 666859 | Aug 4, 2008 | Aug 4, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 27 #1 | 7,000 | 47535433 |
| 665768 | Jul 28, 2008 | Jul 28, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 13 #3 | 7,000 | 47535421 |
| 665767 | Jul 28, 2008 | Jul 28, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 23 #2 | 7,000 | 47535427 |
| 665891 | Jul 22, 2008 | Jul 22, 2008 | Jetta Operating Company, Inc. | Ward | Neely, S. T. #2 | 7,000 | 47535425 |
| 665770 | Jul 21, 2008 | Jul 21, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 17 #2X | 7,000 | 47535423 |
| 665769 | Jul 21, 2008 | Jul 21, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 20 #2 | 7,000 | 47535422 |
| 665769Amendment | Jul 21, 2008 | Jul 21, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 20 #2 | 7,000 | 47535422 |
| 664748 | Jul 9, 2008 | Jul 9, 2008 | Jetta Operating Company, Inc. | Fort Bend | Myers, A. E. #54 | 5,600 | 15732521 |
| 661771 | Jun 13, 2008 | Jun 13, 2008 | Jetta Operating Company, Inc. | Ward | Fuller Unit #1HH | 11,000 | 47534266 |
| 661771Amendment | Jun 13, 2008 | Jun 13, 2008 | Jetta Operating Company, Inc. | Ward | Fuller Unit #1HH | 11,000 | 47534266 |
| 662773 | Jun 12, 2008 | Jun 12, 2008 | Jetta Operating Company, Inc. | Fort Bend | Lockwood & Sharp B #99 | 5,600 | 15732518 |
| 662145 | Jun 6, 2008 | Jun 6, 2008 | Jetta Operating Company, Inc. | Fort Bend | Lockwood, H. P. #62 | 6,000 | 15732517 |
| 661052 | May 21, 2008 | May 21, 2008 | Jetta Operating Company, Inc. | Fort Bend | AP George A #30 | 5,600 | 15732514 |
| 661052Amendment | May 21, 2008 | May 21, 2008 | Jetta Operating Company, Inc. | Fort Bend | AP George A #30 | 5,600 | 15732514 |
| 659439 | Apr 25, 2008 | Apr 25, 2008 | Jetta Operating Company, Inc. | Ward | Barstow 16 #3 R | 7,000 | 47535369 |
| 658595 | Apr 12, 2008 | Apr 12, 2008 | Jetta Operating Company, Inc. | Pecos | Reed #3 | 12,100 | 37138263 |
| 655995 | Mar 6, 2008 | Mar 6, 2008 | Jetta Operating Company, Inc. | Ward | Ballpark #2 | 7,000 | 47535347 |
| 653378 | Jan 31, 2008 | Jan 31, 2008 | Jetta Operating Company, Inc. | Fort Bend | Booth, T.R. #33D | 7,500 | 15731638 |
| 649271 | Jan 4, 2008 | Jan 4, 2008 | Jetta Operating Company, Inc. | Ward | Neely, S. T. #1 | 7,000 | 47535299 |
| 651294 | Dec 18, 2007 | Dec 18, 2007 | Jetta Operating Company, Inc. | Ward | Barstow Unit #5 | 17,905 | 47530240 |
| 651183 | Dec 18, 2007 | Dec 18, 2007 | Jetta Operating Company, Inc. | Fort Bend | Lockwood & Sharp B #98 | 5,600 | 15732489 |
| 650531 | Dec 8, 2007 | Dec 8, 2007 | Jetta Operating Company, Inc. | Ward | W. T. Kenney #1 | 7,000 | 47535316 |
| 650510 | Dec 8, 2007 | Dec 8, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 40 #4 | 7,000 | 47535313 |
| 650509 | Dec 8, 2007 | Dec 8, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 10 #4 | 7,000 | 47535312 |
| 650506 | Dec 8, 2007 | Dec 8, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 44 #2 | 7,000 | 47535314 |
| 650504 | Dec 8, 2007 | Dec 8, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 19 #3 | 7,000 | 47535310 |
| 650502 | Dec 8, 2007 | Dec 8, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 16 #3 | 7,000 | 47535311 |
| 650336 | Dec 6, 2007 | Dec 6, 2007 | Jetta Operating Company, Inc. | Fort Bend | Lockwood and Sharp A #128 | 6,000 | 15732486 |
| 650001 | Nov 30, 2007 | Nov 30, 2007 | Jetta Operating Company, Inc. | Ward | Ballpark #1 | 7,000 | 47535302 |
| 650001Amendment | Nov 30, 2007 | Nov 30, 2007 | Jetta Operating Company, Inc. | Ward | Ballpark #1 | 7,000 | 47535302 |
| 650003 | Nov 29, 2007 | Nov 29, 2007 | Jetta Operating Company, Inc. | Reeves | Worsham 16 CC #1 | 7,000 | 38932499 |
| 649270 | Nov 15, 2007 | Nov 15, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 26 #3 | 7,000 | 47535300 |
| 648529 | Oct 31, 2007 | Oct 31, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 18 #2 | 7,000 | 47535293 |
| 647969 | Oct 24, 2007 | Oct 24, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 30 #4 | 7,000 | 47535290 |
| 647963 | Oct 24, 2007 | Oct 24, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 40 #3 | 7,000 | 47535288 |
| 646461 | Sep 27, 2007 | Sep 27, 2007 | Jetta Operating Company, Inc. | Fort Bend | Booth, T. R. #39 | 6,000 | 15732481 |
| 646284 | Sep 21, 2007 | Sep 21, 2007 | Jetta Operating Company, Inc. | Fort Bend | Lockwood & Sharp -B- #97 | 5,600 | 15732480 |
| 645107 | Aug 29, 2007 | Aug 29, 2007 | Jetta Operating Company, Inc. | Fort Bend | JHP Davis #104 | 5,600 | 15732472 |
| 645107Amendment | Aug 29, 2007 | Aug 29, 2007 | Jetta Operating Company, Inc. | Fort Bend | JHP Davis #104ST | 5,600 | 15732472 |
| 644863 | Aug 24, 2007 | Aug 24, 2007 | Jetta Operating Company, Inc. | Fort Bend | George, A. P. "A" #29 | 5,600 | 15732470 |
| 644862 | Aug 24, 2007 | Aug 24, 2007 | Jetta Operating Company, Inc. | Fort Bend | JHP Davis #103 | 5,600 | 15732471 |
| 644376 | Aug 16, 2007 | Aug 16, 2007 | Jetta Operating Company, Inc. | Jim Hogg | Dana Hellen Minerals #1 | 8,500 | 24732409 |
| 640980 | Jul 3, 2007 | Jul 3, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 14 #3 | 7,000 | 47535258 |
| 640980Amendment | Jul 3, 2007 | Jul 3, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 14 #3 | 7,000 | 47535258 |
| 640983 | Jul 2, 2007 | Jul 2, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 22 #4 | 7,000 | 47535259 |
| 640987 | Jun 28, 2007 | Jun 28, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 43 #2 | 7,000 | 47535260 |
| 640985 | Jun 28, 2007 | Jun 28, 2007 | Jetta Operating Company, Inc. | Ward | Barstow 40 #2 | 7,000 | 47535261 |
| 640793 | Jun 28, 2007 | Jun 28, 2007 | Jetta Operating Company, Inc. | Hidalgo | Sage #1 | 8,250 | 21533665 |
| 635334 | Apr 11, 2007 | Apr 11, 2007 | Jetta Operating Company, Inc. | Fort Bend | JHP Davis Estate #80D | 7,368 | 15731663 |
| 631033 | Dec 27, 2006 | Dec 27, 2006 | Jetta Operating Company, Inc. | Fort Bend | Booth, F. I., Etal A #70 | 5,600 | 15732439 |
| 629974 | Dec 5, 2006 | Dec 5, 2006 | Jetta Operating Company, Inc. | Fort Bend | Booth, F. I. Etal -A- #69 | 5,550 | 15732436 |
| 627328 | Oct 11, 2006 | Oct 11, 2006 | Jetta Operating Company, Inc. | Fort Bend | Lockwood & Sharp A #126 | 6,000 | 15732429 |
| 627327 | Oct 11, 2006 | Oct 11, 2006 | Jetta Operating Company, Inc. | Fort Bend | HP Lockwood #61 | 6,000 | 15732428 |
| 625579 | Sep 7, 2006 | Sep 7, 2006 | Jetta Operating Company, Inc. | Ward | Barstow 44 #1 | 7,000 | 47535170 |
| 625553 | Sep 7, 2006 | Sep 7, 2006 | Jetta Operating Company, Inc. | Ward | Cox #2 | 7,000 | 47535169 |
| 625331 | Sep 5, 2006 | Sep 5, 2006 | Jetta Operating Company, Inc. | Fort Bend | Lockwood & Sharp -A- #127 | 6,000 | 15732424 |
| 625277 | Aug 31, 2006 | Aug 31, 2006 | Jetta Operating Company, Inc. | Reeves | Worsham B #5 | 7,000 | 38932431 |
| 625153 | Aug 31, 2006 | Aug 31, 2006 | Jetta Operating Company, Inc. | Fort Bend | Myers, A. E. #11R | 5,500 | 15730313 |
| 624741 | Aug 22, 2006 | Aug 22, 2006 | Jetta Operating Company, Inc. | Ward | Barstow 10 #3 | 7,000 | 47535154 |
| 624024 | Aug 8, 2006 | Aug 8, 2006 | Jetta Operating Company, Inc. | Ward | Barstow 14 #2 | 7,000 | 47535151 |
| 622452 | Jul 13, 2006 | Jul 13, 2006 | Jetta Operating Company, Inc. | Hidalgo | Amarilla, Rosa #3 | 13,500 | 21533502 |
| 621141 | Jun 16, 2006 | Jun 16, 2006 | Jetta Operating Company, Inc. | Ward | Barstow 26 #2 | 7,000 | 47535140 |
| 621140 | Jun 16, 2006 | Jun 16, 2006 | Jetta Operating Company, Inc. | Ward | Barstow 16 #2 | 7,000 | 47535139 |
| 620941 | Jun 14, 2006 | Jun 14, 2006 | Jetta Operating Company, Inc. | Ward | Cox #1 | 7,000 | 47535134 |