| 631443 | Jan 8, 2007 | Jan 8, 2007 | Quicksilver Resources Inc. | Somervell | Louis Armstrong Unit #1HH | 6,600 | 42530146 |
| 631420 | Jan 8, 2007 | Jan 8, 2007 | Quicksilver Resources Inc. | Somervell | Rosie #2HH | 6,600 | 42530144 |
| 631414 | Jan 5, 2007 | Jan 5, 2007 | Quicksilver Resources Inc. | Somervell | Rosie #1HH | 6,400 | 42530145 |
| 630875 | Dec 21, 2006 | Dec 21, 2006 | Quicksilver Resources Inc. | Hood | Langdon #4HH | 6,400 | 22131261 |
| 630874 | Dec 21, 2006 | Dec 21, 2006 | Quicksilver Resources Inc. | Hood | Langdon #3HH | 6,400 | 22131260 |
| 630682 | Dec 19, 2006 | Dec 19, 2006 | Quicksilver Resources Inc. | Hood | Skipper Unit #5HH | 6,600 | 22131257 |
| 630679 | Dec 19, 2006 | Dec 19, 2006 | Quicksilver Resources Inc. | Hood | Skipper Unit #4HH | 6,400 | 22131256 |
| 630673 | Dec 18, 2006 | Dec 18, 2006 | Quicksilver Resources Inc. | Hood | Skipper Unit #3HH | 6,400 | 22131255 |
| 630655 | Dec 18, 2006 | Dec 18, 2006 | Quicksilver Resources Inc. | Hood | Randle #6HH | 6,400 | 22131254 |
| 630653 | Dec 18, 2006 | Dec 18, 2006 | Quicksilver Resources Inc. | Hood | Randle #5HH | 6,400 | 22131253 |
| 630652 | Dec 18, 2006 | Dec 18, 2006 | Quicksilver Resources Inc. | Hood | Randle #4HH | 6,400 | 22131252 |
| 630648 | Dec 18, 2006 | Dec 18, 2006 | Quicksilver Resources Inc. | Hood | Randle #3HH | 6,400 | 22131251 |
| 630648Amendment | Dec 18, 2006 | Dec 18, 2006 | Quicksilver Resources Inc. | Hood | Randle #3HH | 6,400 | 22131251 |
| 630646 | Dec 18, 2006 | Dec 18, 2006 | Quicksilver Resources Inc. | Hood | Randle #2HH | 6,400 | 22131250 |
| 630646Amendment | Dec 18, 2006 | Dec 18, 2006 | Quicksilver Resources Inc. | Hood | Randle #2HH | 6,400 | 22131250 |
| 630622 | Dec 15, 2006 | Dec 15, 2006 | Quicksilver Resources Inc. | Hood | Randle #1HH | 6,400 | 22131248 |
| 630622Amendment | Dec 15, 2006 | Dec 15, 2006 | Quicksilver Resources Inc. | Hood | Randle #1HH | 6,400 | 22131248 |
| 630584 | Dec 15, 2006 | Dec 15, 2006 | Quicksilver Resources Inc. | Hood | Skipper Unit #1HH | 6,400 | 22131244 |
| 630462 | Dec 13, 2006 | Dec 13, 2006 | Quicksilver Resources Inc. | Johnson | Freeland Unit #3HH | 6,400 | 25131380 |
| 630461 | Dec 13, 2006 | Dec 13, 2006 | Quicksilver Resources Inc. | Johnson | Carl Carlson #3HH | 6,400 | 25131375 |
| 630459 | Dec 13, 2006 | Dec 13, 2006 | Quicksilver Resources Inc. | Johnson | Carl Carlson #2HH | 6,400 | 25131377 |
| 630459Amendment | Dec 13, 2006 | Dec 13, 2006 | Quicksilver Resources Inc. | Johnson | Carl Carlson #2HH | 6,400 | 25131377 |
| 630050 | Dec 6, 2006 | Dec 6, 2006 | Quicksilver Resources Inc. | Hood | Bob Denver Unit #4HH | 6,400 | 22131239 |
| 630046 | Dec 6, 2006 | Dec 6, 2006 | Quicksilver Resources Inc. | Hood | Bob Denver Unit #3HH | 6,400 | 22131240 |
| 630044 | Dec 6, 2006 | Dec 6, 2006 | Quicksilver Resources Inc. | Johnson | Carlson, Carl #1HH | 6,400 | 25131363 |
| 629882 | Dec 4, 2006 | Dec 4, 2006 | Quicksilver Resources Inc. | Johnson | Ralph Wiggum #4HH | 6,400 | 25131353 |
| 629879 | Dec 4, 2006 | Dec 4, 2006 | Quicksilver Resources Inc. | Johnson | Ralph Wiggum #3HH | 6,400 | 25131351 |
| 629867 | Dec 1, 2006 | Dec 1, 2006 | Quicksilver Resources Inc. | Hood | Hinton #3HH | 6,400 | 22131237 |
| 629865 | Dec 1, 2006 | Dec 1, 2006 | Quicksilver Resources Inc. | Hood | Hinton #2HH | 6,400 | 22131236 |
| 629363 | Nov 21, 2006 | Nov 21, 2006 | Quicksilver Resources Inc. | Hood | Skipper Unit #2HH | 6,600 | 22131234 |
| 629363Amendment | Nov 21, 2006 | Nov 21, 2006 | Quicksilver Resources Inc. | Hood | Skipper Unit #2HH | 6,600 | 22131234 |
| 628834 | Nov 10, 2006 | Nov 10, 2006 | Quicksilver Resources Inc. | Somervell | Louis Armstrong Unit #5HH | 6,600 | 42530139 |
| 628831 | Nov 10, 2006 | Nov 10, 2006 | Quicksilver Resources Inc. | Somervell | Louis Armstrong Unit #6HH | 6,600 | 42530140 |
| 628655 | Nov 7, 2006 | Nov 7, 2006 | Quicksilver Resources Inc. | Somervell | Louis Armstrong Unit #4HH | 6,400 | 42530138 |
| 628549 | Nov 6, 2006 | Nov 6, 2006 | Quicksilver Resources Inc. | Hood | Bob Denver Unit #6HH | 6,600 | 22131230 |
| 628548 | Nov 6, 2006 | Nov 6, 2006 | Quicksilver Resources Inc. | Hood | Bob Denver Unit #5HH | 6,600 | 22131229 |
| 628519 | Nov 3, 2006 | Nov 3, 2006 | Quicksilver Resources Inc. | Hood | Bob Denver Unit #7HH | 6,600 | 22131228 |
| 628221 | Oct 30, 2006 | Oct 30, 2006 | Quicksilver Resources Inc. | Hood | Gilligan Unit #5HH | 6,600 | 22131225 |
| 628220 | Oct 27, 2006 | Oct 27, 2006 | Quicksilver Resources Inc. | Hood | Gilligan Unit #4HH | 6,600 | 22131223 |
| 628218 | Oct 27, 2006 | Oct 27, 2006 | Quicksilver Resources Inc. | Hood | Gilligan Unit #3HH | 6,600 | 22131224 |
| 628216 | Oct 27, 2006 | Oct 27, 2006 | Quicksilver Resources Inc. | Hood | Gilligan Unit #2HH | 6,600 | 22131222 |
| 627517 | Oct 16, 2006 | Oct 16, 2006 | Quicksilver Resources Inc. | Hood | Pallmeyer East #1HH | 6,400 | 22131217 |
| 627422 | Oct 12, 2006 | Oct 12, 2006 | Quicksilver Resources Inc. | Hood | San Raphael Unit #4HH | 6,400 | 22131215 |
| 627422Amendment | Oct 12, 2006 | Oct 12, 2006 | Quicksilver Resources Inc. | Hood | San Raphael Unit #4HH | 6,400 | 22131215 |
| 627421 | Oct 12, 2006 | Oct 12, 2006 | Quicksilver Resources Inc. | Hood | San Raphael Unit #3HH | 6,400 | 22131214 |
| 627421Amendment | Oct 12, 2006 | Oct 12, 2006 | Quicksilver Resources Inc. | Hood | San Raphael Unit #3HH | 6,400 | 22131214 |
| 627419 | Oct 12, 2006 | Oct 12, 2006 | Quicksilver Resources Inc. | Hood | Parker Unit #6HH | 6,400 | 22131213 |
| 627417 | Oct 12, 2006 | Oct 12, 2006 | Quicksilver Resources Inc. | Hood | Parker Unit #5HH | 6,400 | 22131212 |
| 627416 | Oct 12, 2006 | Oct 12, 2006 | Quicksilver Resources Inc. | Hood | Parker Unit #4HH | 6,400 | 22131211 |
| 627159 | Oct 6, 2006 | Oct 6, 2006 | Quicksilver Resources Inc. | Johnson | Lenny Leonard #1HH | 6,400 | 25131248 |
| 627141 | Oct 6, 2006 | Oct 6, 2006 | Quicksilver Resources Inc. | Hill | Binkley #1HH | 6,400 | 21730440 |
| 627141Amendment | Oct 6, 2006 | Oct 6, 2006 | Quicksilver Resources Inc. | Hill | Binkley #1HH | 9,000 | 21730440 |
| 627087 | Oct 5, 2006 | Oct 5, 2006 | Quicksilver Resources Inc. | Hood | Cauble #1HH | 6,400 | 22131208 |
| 626907 | Oct 3, 2006 | Oct 3, 2006 | Quicksilver Resources Inc. | Hood | San Raphael Unit #2HH | 6,400 | 22131205 |
| 626907Amendment | Oct 3, 2006 | Oct 3, 2006 | Quicksilver Resources Inc. | Hood | San Raphael Unit #2HH | 6,400 | 22131205 |
| 626905 | Oct 3, 2006 | Oct 3, 2006 | Quicksilver Resources Inc. | Hood | Boy Scout #5HH | 6,400 | 22131204 |
| 626905Amendment | Oct 3, 2006 | Oct 3, 2006 | Quicksilver Resources Inc. | Hood | Boy Scout #5HH | 6,400 | 22131204 |
| 626887 | Oct 3, 2006 | Oct 3, 2006 | Quicksilver Resources Inc. | Hood | Boy Scout #4HH | 6,400 | 22131203 |
| 626887Amendment | Oct 3, 2006 | Oct 3, 2006 | Quicksilver Resources Inc. | Hood | Boy Scout #4HH | 6,400 | 22131203 |
| 626741 | Oct 3, 2006 | Oct 3, 2006 | Quicksilver Resources Inc. | Hood | Boy Scout #3HH | 6,400 | 22131207 |
| 626741Amendment | Oct 3, 2006 | Oct 3, 2006 | Quicksilver Resources Inc. | Hood | Boy Scout #3HH | 6,400 | 22131207 |
| 626242 | Oct 3, 2006 | Oct 3, 2006 | Quicksilver Resources Inc. | Hood | Vette #6 | 6,200 | 22131195 |
| 626580 | Sep 26, 2006 | Sep 26, 2006 | Quicksilver Resources Inc. | Somervell | Marsalis Unit #1HH | 6,400 | 42530136 |
| 626389 | Sep 22, 2006 | Sep 22, 2006 | Quicksilver Resources Inc. | Hood | San Raphael Unit #1HH | 6,400 | 22131198 |
| 626389Amendment | Sep 22, 2006 | Sep 22, 2006 | Quicksilver Resources Inc. | Hood | San Raphael Unit #1HH | 6,400 | 22131198 |
| 626389Amendment | Sep 22, 2006 | Sep 22, 2006 | Quicksilver Resources Inc. | Hood | San Raphael Unit #1HH | 6,400 | 22131198 |
| 626238 | Sep 21, 2006 | Sep 21, 2006 | Quicksilver Resources Inc. | Hood | Vette #4HH | 6,400 | 22131191 |
| 626240 | Sep 20, 2006 | Sep 20, 2006 | Quicksilver Resources Inc. | Hood | Vette #5HH | 6,400 | 22131193 |
| 626236 | Sep 20, 2006 | Sep 20, 2006 | Quicksilver Resources Inc. | Hood | Vette #3HH | 6,400 | 22131194 |
| 626235 | Sep 20, 2006 | Sep 20, 2006 | Quicksilver Resources Inc. | Hood | Possum Holler Unit #4HH | 6,400 | 22131192 |
| 626234 | Sep 20, 2006 | Sep 20, 2006 | Quicksilver Resources Inc. | Hood | Possum Holler Unit #3HH | 6,400 | 22131190 |
| 625685 | Sep 19, 2006 | Sep 19, 2006 | Quicksilver Resources Inc. | Hill | Dallas, Steve #1HH | 6,400 | 21730430 |
| 625685Amendment | Sep 19, 2006 | Sep 19, 2006 | Quicksilver Resources Inc. | Hill | Dallas, Steve #1HRH | 6,400 | 21730430 |
| 625685Amendment | Sep 19, 2006 | Sep 19, 2006 | Quicksilver Resources Inc. | Hill | Opus #2HH | 6,400 | 21730430 |
| 625685Amendment | Sep 19, 2006 | Sep 19, 2006 | Quicksilver Resources Inc. | Hill | Opus #2HH | 9,000 | 21730430 |
| 625986 | Sep 15, 2006 | Sep 15, 2006 | Quicksilver Resources Inc. | Hood | Possum Holler Unit #2HH | 6,400 | 22131187 |
| 625533 | Sep 15, 2006 | Sep 15, 2006 | Quicksilver Resources Inc. | Bosque | Roosevelt, Teddy #1HH | 6,400 | 03530133 |
| 625815 | Sep 13, 2006 | Sep 13, 2006 | Quicksilver Resources Inc. | Hill | Sideshow Bob #1HH | 6,400 | 21730429 |
| 625815Amendment | Sep 13, 2006 | Sep 13, 2006 | Quicksilver Resources Inc. | Hill | Sideshow Bob #1HH | 9,000 | 21730429 |
| 625797 | Sep 12, 2006 | Sep 12, 2006 | Quicksilver Resources Inc. | Hood | Boy Scout #2HH | 6,400 | 22131185 |
| 625796 | Sep 12, 2006 | Sep 12, 2006 | Quicksilver Resources Inc. | Hood | Boy Scout #1HH | 6,400 | 22131184 |
| 625667 | Sep 8, 2006 | Sep 8, 2006 | Quicksilver Resources Inc. | Somervell | Ella Unit #3HH | 6,400 | 42530135 |
| 625623Amendment | Sep 8, 2006 | Sep 8, 2006 | Quicksilver Resources Inc. | Tarrant | Boswell #1 | 9,000 | 43931758 |
| 625623Amendment | Sep 8, 2006 | Sep 8, 2006 | Quicksilver Resources Inc. | Tarrant | Boswell #1HH | 6,400 | 43931758 |
| 625423 | Sep 7, 2006 | Sep 7, 2006 | Quicksilver Resources Inc. | Hood | Parker Unit #3HH | 6,400 | 22131182 |
| 625189 | Aug 31, 2006 | Aug 31, 2006 | Quicksilver Resources Inc. | Hood | Possum Holler #1HH | 6,400 | 22131177 |
| 625189Amendment | Aug 31, 2006 | Aug 31, 2006 | Quicksilver Resources Inc. | Hood | Possum Holler Unit #1HH | 6,400 | 22131177 |
| 625193 | Aug 30, 2006 | Aug 30, 2006 | Quicksilver Resources Inc. | Hood | Haywire #2 | 6,200 | 22131178 |
| 625172 | Aug 29, 2006 | Aug 29, 2006 | Quicksilver Resources Inc. | Hood | El Camino Unit #1HH | 6,400 | 22131176 |
| 624868Amendment | Aug 25, 2006 | Aug 25, 2006 | Quicksilver Resources Inc. | Hood | Cauble #2HH | 9,000 | 22131172 |
| 624787 | Aug 23, 2006 | Aug 23, 2006 | Quicksilver Resources Inc. | Hood | Mabel Roe Unit #2HH | 6,400 | 22131170 |
| 624783 | Aug 23, 2006 | Aug 23, 2006 | Quicksilver Resources Inc. | Hood | Mabel Roe Unit #1HH | 6,400 | 22131169 |
| 624243 | Aug 18, 2006 | Aug 18, 2006 | Quicksilver Resources Inc. | Hood | S.S. Minnow Unit #1HH | 6,400 | 22131165 |
| 624243Amendment | Aug 18, 2006 | Aug 18, 2006 | Quicksilver Resources Inc. | Hood | S. S. Minnow Unit #1HH | 6,400 | 22131165 |
| 624170 | Aug 10, 2006 | Aug 10, 2006 | Quicksilver Resources Inc. | Hood | Monte Carlo #2HH | 6,400 | 22131164 |
| 624103 | Aug 9, 2006 | Aug 9, 2006 | Quicksilver Resources Inc. | Hood | Marshall, Sam A #2 | 6,200 | 22131163 |
| 624094Amendment | Aug 9, 2006 | Aug 9, 2006 | Quicksilver Resources Inc. | Tarrant | Alliance-Cartwright North Unit #1HH | 8,900 | 43931790 |
| 624092Amendment | Aug 9, 2006 | Aug 9, 2006 | Quicksilver Resources Inc. | Tarrant | Alliance Cartwright North Unit #2HH | 8,900 | 43931791 |
| 624015 | Aug 8, 2006 | Aug 8, 2006 | Quicksilver Resources Inc. | Erath | Emma Jean #2HH | 6,400 | 14331160 |
| 624012 | Aug 8, 2006 | Aug 8, 2006 | Quicksilver Resources Inc. | Erath | Emma Jean #1HH | 6,400 | 14331161 |