| Nov 29, 2004 | Jalmat Field Yates Sand Unit #20530-025-36970 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedDec 8, 2004 |
| Nov 29, 2004 | Jalmat Field Yates Sand Unit #20730-025-36972 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedMay 12, 2005 |
| Nov 29, 2004 | Jalmat Field Yates Sand Unit #20930-025-36974 | Landmark Energy Partners, LLC | Lea | Yates Convt TO Inj 04/01/05 | 4,200 ft | SpuddedMar 9, 2005 |
| Nov 29, 2004 | Jalmat Field Yates Sand Unit #21030-025-36975 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedFeb 15, 2005 |
| Nov 29, 2004 | Jalmat Field Yates Sand Unit #21230-025-36977 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedAug 31, 2005 |
| Nov 29, 2004 | Jalmat Field Yates Sand Unit #21330-025-36978 | Landmark Energy Partners, LLC | Lea | Yates WFX-821 Mit 02/12/09 | 4,200 ft | SpuddedSep 12, 2005 |
| Sep 21, 2004 | Cone Jalmat Yates Pool Unit #20030-025-36862 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedNov 15, 2004 |
| Sep 15, 2004 | Cone Jalmat Yates Pool Unit #20430-025-36863 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedNov 3, 2004 |
| Sep 15, 2004 | Jalmat Field Yates Sand Unit #19930-025-36864 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedOct 12, 2004 |
| Mar 8, 2004 | Jalmat Field Yates Sand Unit #20230-025-36620 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedOct 21, 2004 |
| Feb 17, 2004 | Jalmat Field Yates Sand Unit #19830-025-36574 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedJul 8, 2004 |
| Feb 17, 2004 | Jalmat Field Yates Sand Unit #20130-025-36575 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedNov 29, 2004 |
| Feb 17, 2004 | Jalmat Field Yates Sand Unit #20330-025-36576 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedJul 22, 2004 |
| Feb 2, 2004 | Jalmat Field Yates Sand Unit #19630-025-36560 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedJun 28, 2004 |
| Feb 2, 2004 | Jalmat Field Yates Sand Unit #19730-025-36561 | Landmark Energy Partners, LLC | Lea | Yates Seven Rivers | 4,200 ft | SpuddedJan 17, 2004 |
| Dec 5, 2003 | Jalmat Field Yates Sand Unit #19430-025-36496 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedDec 21, 2003 |
| Dec 5, 2003 | Jalmat Field Yates Sand Unit #18930-025-36497 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedJan 17, 2004 |
| Dec 5, 2003 | Jalmat Field Yates Sand Unit #19330-025-36498 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedFeb 6, 2004 |
| Nov 17, 2003 | Jalmat Field Yates Sand Unit #19030-025-36483 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedDec 13, 2003 |
| Nov 17, 2003 | Jalmat Field Yates Sand Unit #19130-025-36484 | Landmark Energy Partners, LLC | Lea | Yates | 42,009 ft | SpuddedDec 2, 2003 |
| Feb 18, 2003 | Jalmat Field Yates Sand Unit #18330-025-36152 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedMay 20, 2003 |
| Feb 18, 2003 | Jalmat Field Yates Sand Unit #18630-025-36153 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedSep 18, 2003 |
| Feb 14, 2003 | Jalmat Field Yates Sand Unit #17630-025-36146 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedApr 25, 2003 |
| Mar 21, 2001 | Jalmat Field Yates Sand Unit #17530-025-35463 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedApr 11, 2001 |
| Mar 1, 2001 | Jalmat Field Yates Sand Unit #17430-025-35430 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedMar 31, 2001 |
| Feb 27, 2001 | Jalmat Field Yates Sand Unit #17330-025-35427 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedMar 21, 2001 |
| Dec 18, 2000 | Jalmat Field Yates Sand Unit #17130-025-35307 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedJan 29, 2001 |
| Dec 18, 2000 | Jalmat Field Yates Sand Unit #17230-025-35308 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedFeb 7, 2001 |
| Oct 31, 2000 | Jalmat Field Yates Sand Unit #16930-025-35221 | Landmark Energy Partners, LLC | Lea | Yates | 4,200 ft | SpuddedFeb 17, 2001 |
| Jul 29, 1996 | Jalmat Field Yates Sand Unit #16530-025-33526 | Landmark Energy Partners, LLC | Lea | Yates Seven Rivers | 4,060 ft | SpuddedAug 3, 1996 |
| Jul 29, 1996 | Jalmat Field Yates Sand Unit #16630-025-33527 | Landmark Energy Partners, LLC | Lea | Yates | 4,050 ft | SpuddedSep 8, 1996 |
| Oct 24, 1995 | Cone Jalmat Yates Pool Unit #74230-025-33155 | Landmark Energy Partners, LLC | Lea | Yates | 3,920 ft | SpuddedMar 5, 1996 |
| Oct 24, 1995 | Jalmat Field Yates Sand Unit #16230-025-33157 | Landmark Energy Partners, LLC | Lea | Yates | 4,078 ft | SpuddedMar 15, 1996 |
| Sep 1, 1995 | Jalmat Field Yates Sand Unit #16030-025-33087 | Landmark Energy Partners, LLC | Lea | Yates | 3,750 ft | SpuddedJul 17, 1997 |
| Aug 17, 1995 | Cone Jalmat Yates Pool Unit #63830-025-33058 | Landmark Energy Partners, LLC | Lea | Yates | 3,915 ft | SpuddedFeb 20, 1996 |
| Jul 31, 1995 | Cone Jalmat Yates Pool Unit #33630-025-33044 | Landmark Energy Partners, LLC | Lea | Tansill-Yates-Seven Rivers | 4,050 ft | SpuddedJul 31, 1995 |
| Jul 15, 1994 | Jalmat Field Yates Sand Unit #15830-025-32582 | Landmark Energy Partners, LLC | Lea | Yates | 4,203 ft | SpuddedJul 11, 1994 |
| May 23, 1994 | Cone Jalmat Yates Pool Unit #13330-025-32523 | Landmark Energy Partners, LLC | Lea | Yates | 4,165 ft | SpuddedJun 9, 1994 |
| May 23, 1994 | Cone Jalmat Yates Pool Unit #63430-025-32524 | Landmark Energy Partners, LLC | Lea | Yates 7 Rivers | 4,090 ft | SpuddedJun 21, 1994 |
| May 16, 1994 | Cone Jalmat Yates Pool Unit #83530-025-32509 | Landmark Energy Partners, LLC | Lea | Yates Seven River | 4,125 ft | SpuddedJun 30, 1994 |
| Mar 29, 1955 | Cone Jalmat Yates Pool Unit #00130-025-08650 | Landmark Energy Partners, LLC | Lea | Melrose Operating C/Cone Jalmat Yates PO | — | SpuddedApr 4, 1955 |