| 608093 | Oct 20, 2005 | Oct 20, 2005 | Quicksilver Resources Inc. | Hood | Lafrance Unit #1HH | 6,400 | 22131058 |
| 608092 | Oct 20, 2005 | Oct 20, 2005 | Quicksilver Resources Inc. | Hood | Lafrance Unit #2HH | 6,400 | 22131057 |
| 608013 | Oct 19, 2005 | Oct 19, 2005 | Quicksilver Resources Inc. | Johnson | Homer #1HH | 6,800 | 25130604 |
| 608013Amendment | Oct 19, 2005 | Oct 19, 2005 | Quicksilver Resources Inc. | Johnson | Homer #1HH | 6,800 | 25130604 |
| 607701 | Oct 13, 2005 | Oct 13, 2005 | Quicksilver Resources Inc. | Johnson | Montgomery Burns #1HH | 6,800 | 25130589 |
| 607289 | Oct 6, 2005 | Oct 6, 2005 | Quicksilver Resources Inc. | Hood | Campos Unit "B" #1HH | 6,400 | 22131053 |
| 607289Amendment | Oct 6, 2005 | Oct 6, 2005 | Quicksilver Resources Inc. | Hood | Campos Unit "B" #1HH | 6,400 | 22131053 |
| 607286 | Oct 5, 2005 | Oct 5, 2005 | Quicksilver Resources Inc. | Hood | Campos Unit "B" #2HH | 6,400 | 22131052 |
| 607286Amendment | Oct 5, 2005 | Oct 5, 2005 | Quicksilver Resources Inc. | Hood | Campos Unit "B" #2HH | 6,400 | 22131052 |
| 606803 | Sep 27, 2005 | Sep 27, 2005 | Quicksilver Resources Inc. | Hood | Marshall, Sam #2 | 6,200 | 22131049 |
| 606761 | Sep 26, 2005 | Sep 26, 2005 | Quicksilver Resources Inc. | Hood | Pallmeyer Unit "B" #1HH | 6,400 | 22131051 |
| 606701 | Sep 23, 2005 | Sep 23, 2005 | Quicksilver Resources Inc. | Hood | Massey #2HH | 6,400 | 22131050 |
| 606599 | Sep 21, 2005 | Sep 21, 2005 | Quicksilver Resources Inc. | Hood | Massey #1HH | 6,400 | 22131047 |
| 606584 | Sep 21, 2005 | Sep 21, 2005 | Quicksilver Resources Inc. | Hood | Hayworth #1HH | 6,400 | 22131046 |
| 606386 | Sep 16, 2005 | Sep 16, 2005 | Quicksilver Resources Inc. | Hood | Campos Unit "A" #1HH | 6,400 | 22131045 |
| 606383 | Sep 16, 2005 | Sep 16, 2005 | Quicksilver Resources Inc. | Hood | Campos Unit "A" #2HH | 6,400 | 22131044 |
| 606100 | Sep 12, 2005 | Sep 12, 2005 | Quicksilver Resources Inc. | Hood | Langdon Unit "B" #1HH | 6,400 | 22131042 |
| 605921 | Sep 7, 2005 | Sep 7, 2005 | Quicksilver Resources Inc. | Hood | Stewart Unit #1HH | 6,400 | 22131039 |
| 605427 | Aug 25, 2005 | Aug 25, 2005 | Quicksilver Resources Inc. | Hood | Parker Unit #2HH | 6,400 | 22131038 |
| 605427Amendment | Aug 25, 2005 | Aug 25, 2005 | Quicksilver Resources Inc. | Hood | Parker Unit #2HH | 6,400 | 22131038 |
| 605426 | Aug 25, 2005 | Aug 25, 2005 | Quicksilver Resources Inc. | Hood | Parker Unit #1HH | 6,400 | 22131037 |
| 605426Amendment | Aug 25, 2005 | Aug 25, 2005 | Quicksilver Resources Inc. | Hood | Parker Unit #1HH | 6,400 | 22131037 |
| 605164 | Aug 19, 2005 | Aug 19, 2005 | Quicksilver Resources Inc. | Hood | Pallmeyer Unit "A" #1HH | 6,400 | 22131036 |
| 605163 | Aug 19, 2005 | Aug 19, 2005 | Quicksilver Resources Inc. | Hood | Mooney Unit "B" #1HH | 6,400 | 22131035 |
| 605162 | Aug 19, 2005 | Aug 19, 2005 | Quicksilver Resources Inc. | Hood | Mooney Unit "A" #1HH | 6,400 | 22131034 |
| 603950 | Jul 27, 2005 | Jul 27, 2005 | Quicksilver Resources Inc. | Hood | Gilligan Unit #1HH | 6,400 | 22131030 |
| 603587 | Jul 19, 2005 | Jul 19, 2005 | Quicksilver Resources Inc. | Somervell | Nixon #1 | 6,500 | 42530113 |
| 603587Amendment | Jul 19, 2005 | Jul 19, 2005 | Quicksilver Resources Inc. | Somervell | Nixon Unit #1HH | 6,500 | 42530113 |
| 602663 | Jun 30, 2005 | Jun 30, 2005 | Quicksilver Resources Inc. | Hood | Vette #1HH | 6,400 | 22131025 |
| 602661 | Jun 29, 2005 | Jun 29, 2005 | Quicksilver Resources Inc. | Hood | Vette #2HH | 6,400 | 22131024 |
| 601705 | Jun 7, 2005 | Jun 7, 2005 | Quicksilver Resources Inc. | Hood | Marshall, Sam #1HH | 6,400 | 22131022 |
| 601469 | Jun 6, 2005 | Jun 6, 2005 | Quicksilver Resources Inc. | Hood | Colonel Flagg Unit #1HH | 6,400 | 22131020 |
| 601181 | May 25, 2005 | May 25, 2005 | Quicksilver Resources Inc. | Hood | Colonel Flagg Unit #2HH | 6,400 | 22131019 |
| 601175 | May 25, 2005 | May 25, 2005 | Quicksilver Resources Inc. | Hood | Lucy Unit #1HH | 6,400 | 22131018 |
| 560662 | Apr 18, 2005 | Apr 18, 2005 | Quicksilver Resources Inc. | Hood | Gibbs Unit #1H | 6,400 | 22131010 |
| 559860 | Apr 1, 2005 | Apr 1, 2005 | Quicksilver Resources Inc. | Hood | Gibbs Unit #2H | 6,400 | 22131009 |
| 559416 | Mar 23, 2005 | Mar 23, 2005 | Quicksilver Resources Inc. | Johnson | John J. Miles, Jr. Gas Unit #4 | 6,300 | 25130368 |
| 559099 | Mar 16, 2005 | Mar 16, 2005 | Quicksilver Resources Inc. | Hood | Major Burns Unit #1 HH | 6,400 | 22131007 |
| 557592 | Mar 15, 2005 | Mar 15, 2005 | Quicksilver Resources Inc. | Johnson | Freeland Unit #2 HH | 6,400 | 25130330 |
| 558847 | Mar 10, 2005 | Mar 10, 2005 | Quicksilver Resources Inc. | Hood | Speed Racer #1 HH | 6,400 | 22131004 |
| 558846 | Mar 10, 2005 | Mar 10, 2005 | Quicksilver Resources Inc. | Hood | Smelley #1H | 6,400 | 22131003 |
| 558438 | Mar 2, 2005 | Mar 2, 2005 | Quicksilver Resources Inc. | Hood | Mary Ann Unit #1 HH | 6,400 | 22130999 |
| 558381 | Mar 1, 2005 | Mar 1, 2005 | Quicksilver Resources Inc. | Hood | Langdon #2 | 6,200 | 22130998 |
| 557332 | Feb 7, 2005 | Feb 7, 2005 | Quicksilver Resources Inc. | Hood | Professor Unit #1HH | 6,400 | 22130995 |
| 557332Amendment | Feb 7, 2005 | Feb 7, 2005 | Quicksilver Resources Inc. | Hood | Professor Unit #1HH | 6,400 | 22130995 |
| 556878 | Jan 27, 2005 | Jan 27, 2005 | Quicksilver Resources Inc. | Hood | Langdon #1 HH | 6,400 | 22130994 |
| 556229 | Jan 14, 2005 | Jan 14, 2005 | Quicksilver Resources Inc. | Hood | Hawkeye Unit #1HH | 6,400 | 22130993 |
| 556229Amendment | Jan 14, 2005 | Jan 14, 2005 | Quicksilver Resources Inc. | Hood | Hawkeye Unit #1 HH | 5,637 | 22130993 |
| 556229Amendment | Jan 14, 2005 | Jan 14, 2005 | Quicksilver Resources Inc. | Hood | Hawkeye Unit #1HH | 5,637 | 22130993 |
| 555854 | Jan 11, 2005 | Jan 11, 2005 | Quicksilver Resources Inc. | Hamilton | Christianson #3 | 3,950 | 19330258 |
| 555854Amendment | Jan 11, 2005 | Jan 11, 2005 | Quicksilver Resources Inc. | Hamilton | Christianson #3 | 3,950 | 19330258 |
| 555937 | Jan 10, 2005 | Jan 10, 2005 | Quicksilver Resources Inc. | Hood | Zbar Land & Cattle Co. #1 HH | 6,400 | 22130992 |
| 555514 | Dec 30, 2004 | Dec 30, 2004 | Quicksilver Resources Inc. | Johnson | Hanger Trust #1 HH | 6,400 | 25130303 |
| 553983 | Nov 22, 2004 | Nov 22, 2004 | Quicksilver Resources Inc. | Johnson | John J. Miles, Jr. Gas Unit #2HH | 6,500 | 25130284 |
| 553698 | Nov 18, 2004 | Nov 18, 2004 | Quicksilver Resources Inc. | Hood | Trapper John #2 HH | 6,400 | 22130987 |
| 553759 | Nov 17, 2004 | Nov 17, 2004 | Quicksilver Resources Inc. | Hood | Hot Lips Unit #1HH | 6,400 | 22130988 |
| 553759Amendment | Nov 17, 2004 | Nov 17, 2004 | Quicksilver Resources Inc. | Hood | Hot Lips Unit #1HH | 9,061 | 22130988 |
| 553483 | Nov 10, 2004 | Nov 10, 2004 | Quicksilver Resources Inc. | Hood | Trapper John #1 HH | 6,400 | 22130986 |
| 553431 | Nov 9, 2004 | Nov 9, 2004 | Quicksilver Resources Inc. | Johnson | Freeland Unit #1 HH | 6,400 | 25130277 |
| 550179 | Aug 27, 2004 | Aug 27, 2004 | Quicksilver Resources Inc. | Hood | Mary Ann #2HH | 5,800 | 22130985 |
| 550179Amendment | Aug 27, 2004 | Aug 27, 2004 | Quicksilver Resources Inc. | Hood | Mary Ann #2HH | 6,500 | 22130985 |
| 550179Amendment | Aug 27, 2004 | Aug 27, 2004 | Quicksilver Resources Inc. | Hood | Mary Ann #2HH | 5,717 | 22130985 |
| 550056 | Aug 24, 2004 | Aug 24, 2004 | Quicksilver Resources Inc. | Hood | Professor #2 HH | 5,800 | 22130984 |
| 550056Amendment | Aug 24, 2004 | Aug 24, 2004 | Quicksilver Resources Inc. | Hood | Professor Unit #2HH | 5,652 | 22130984 |
| 549711 | Aug 19, 2004 | Aug 19, 2004 | Quicksilver Resources Inc. | Hood | Cannibal #1 | 8,000 | 22130983 |
| 549711Amendment | Aug 19, 2004 | Aug 19, 2004 | Quicksilver Resources Inc. | Hood | Cannibal #1D | 8,000 | 22130983 |
| 549711Amendment | Aug 19, 2004 | Aug 19, 2004 | Quicksilver Resources Inc. | Hood | Cannibal #1D | 10,500 | 22130983 |
| 546666 | Jun 15, 2004 | Jun 15, 2004 | Quicksilver Resources Inc. | Reeves | Reeves-AW-Fee #1 | 21,200 | 38910491 |
| 546846 | Jun 14, 2004 | Jun 14, 2004 | Quicksilver Resources Inc. | Johnson | John J Miles, Jr Gas Unit #3HH | 6,800 | 25130213 |
| 546667 | Jun 10, 2004 | Jun 10, 2004 | Quicksilver Resources Inc. | Winkler | Gulf-Daugherty Unit #1 | 17,900 | 49531960 |
| 546652 | Jun 10, 2004 | Jun 10, 2004 | Quicksilver Resources Inc. | Johnson | Charca Limited #3 HH | 6,800 | 25130210 |
| 546652Amendment | Jun 10, 2004 | Jun 10, 2004 | Quicksilver Resources Inc. | Johnson | Charca Limited #3 HH | 6,800 | 25130210 |
| 545844 | May 24, 2004 | May 24, 2004 | Quicksilver Resources Inc. | Johnson | Charca Limited #2 HH | 6,800 | 25130201 |
| 545573 | May 14, 2004 | May 14, 2004 | Quicksilver Resources Inc. | Johnson | Charca Limited #1HH | 6,800 | 25130197 |
| 545573Amendment | May 14, 2004 | May 14, 2004 | Quicksilver Resources Inc. | Johnson | Charca Limited #1HH | 6,800 | 25130197 |
| 507699 | Apr 11, 2001 | Apr 11, 2001 | Quicksilver Resources Inc. | Hamilton | Christianson, J. #3 | 4,200 | 19330258 |
| 507698 | Apr 11, 2001 | Apr 11, 2001 | Quicksilver Resources Inc. | Hamilton | Klutts #1 | 4,200 | 19330259 |
| 507698Amendment | Apr 11, 2001 | Apr 11, 2001 | Quicksilver Resources Inc. | Hamilton | Klutts #1 | 4,200 | 19330259 |