| 520986 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | South Foster Unit #212 | 4,600 | 13538225 |
| 520984 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | South Foster Unit #211 | 4,600 | 13538224 |
| 520983 | Jul 10, 2002 | Jul 10, 2002 | Occidental Permian Ltd. | South Foster Unit #210 | 4,600 | 13538223 |
| 521248 | Jul 5, 2002 | Jul 5, 2002 | Condor Operating Co. | Cummins "13" #155 | 6,600 | 13535984 |
| 521248Amendment | Jul 5, 2002 | Jul 5, 2002 | Condor Operating Co. | Cummins "13" #H155 | 6,600 | 13535984 |
| 521574 | Jul 3, 2002 | Jul 3, 2002 | BP America Production Company | Johnson Deep Unit #20 | 5,800 | 13534406 |
| 521573 | Jul 3, 2002 | Jul 3, 2002 | BP America Production Company | Johnson Deep Unit #10 | 5,800 | 13531431 |
| 521439 | Jun 28, 2002 | Jun 28, 2002 | Permian Resources, Inc. | Alma #5 | 7,200 | 13502438 |
| 521359 | Jun 25, 2002 | Jun 25, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #K 8H | 6,328 | 13503164 |
| 521359Amendment | Jun 25, 2002 | Jun 25, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #K 8H | 6,328 | 13503164 |
| 521358 | Jun 25, 2002 | Jun 25, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #F 9H | 8,560 | 13500187 |
| 521358Amendment | Jun 25, 2002 | Jun 25, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #F 9H | 6,300 | 13500187 |
| 521029 | Jun 25, 2002 | Jun 25, 2002 | Encore Operating, L.P. | East Cowden (Grayburg) Unit #88 | 4,800 | 13538234 |
| 521019 | Jun 25, 2002 | Jun 25, 2002 | Encore Operating, L.P. | East Cowden (Grayburg) Unit #84 | 4,800 | 13538233 |
| 521017 | Jun 25, 2002 | Jun 25, 2002 | Encore Operating, L.P. | East Cowden (Grayburg) Unit #85 | 4,800 | 13538232 |
| 521016 | Jun 25, 2002 | Jun 25, 2002 | Encore Operating, L.P. | East Cowden (Grayburg) Unit #86 | 4,800 | 13538231 |
| 521013 | Jun 25, 2002 | Jun 25, 2002 | Encore Operating, L.P. | East Cowden (Grayburg) Unit #87 | 4,800 | 13538230 |
| 521208 | Jun 21, 2002 | Jun 21, 2002 | M & J Energy, Inc. | Scharbauer -J- #2 | 8,502 | 13505324 |
| 521202 | Jun 20, 2002 | Jun 20, 2002 | Occidental Permian Ltd. | Cowden, E. F. A #190 | 4,600 | 13538241 |
| 521202Amendment | Jun 20, 2002 | Jun 20, 2002 | Occidental Permian Ltd. | Addis, F. V. D #9 | 4,900 | 13538241 |
| 521202Amendment | Jun 20, 2002 | Jun 20, 2002 | Occidental Permian Ltd. | Cowden, Elliott F. -A- #190 | 4,900 | 13538241 |
| 521201 | Jun 20, 2002 | Jun 20, 2002 | Occidental Permian Ltd. | Witcher, J. E. #134 | 4,600 | 13538240 |
| 521200 | Jun 20, 2002 | Jun 20, 2002 | Occidental Permian Ltd. | Witcher, J. E. #132 | 4,600 | 13538239 |
| 521199 | Jun 20, 2002 | Jun 20, 2002 | Occidental Permian Ltd. | Witcher, J. E. #128 | 4,600 | 13538238 |
| 521198 | Jun 20, 2002 | Jun 20, 2002 | OXY USA WTP LP | Trapper John A #1 | 7,100 | 13537865 |
| 521071 | Jun 17, 2002 | Jun 17, 2002 | Occidental Permian Ltd. | Witcher, J. E. #127 | 4,600 | 13538235 |
| 521001 | Jun 14, 2002 | Jun 14, 2002 | Four Star Oil and Gas Company | Headlee Devoian Unit #3810HH | 12,500 | 13538229 |
| 520999 | Jun 14, 2002 | Jun 14, 2002 | Four Star Oil and Gas Company | Headlee Devoian Unit #3810HAH | 12,500 | 13538228 |
| 520964 | Jun 13, 2002 | Jun 13, 2002 | Occidental Permian Ltd. | Witcher, J. E. PB #29 | 4,600 | 13538222 |
| 520963 | Jun 13, 2002 | Jun 13, 2002 | Occidental Permian Ltd. | Witcher, J. E #129 | 4,600 | 13538221 |
| 520823 | Jun 10, 2002 | Jun 10, 2002 | Petrogulf, Corporation | Cowden "F" #13WS | 6,500 | 13532769 |
| 520822 | Jun 10, 2002 | Jun 10, 2002 | Petrogulf, Corporation | Cowden "F" #14WS | 6,500 | 13532935 |
| 520542 | Jun 3, 2002 | Jun 3, 2002 | Texland Petroleum Inc. | Smith, C. M. #1 | 5,500 | 13538220 |
| 520443 | May 29, 2002 | May 29, 2002 | Occidental Permian Ltd. | Cowden, E. F. A #189 | 4,600 | 13538217 |
| 520442 | May 29, 2002 | May 29, 2002 | Occidental Permian Ltd. | Cowden, E. F. A #184 | 4,600 | 13538216 |
| 520442Amendment | May 29, 2002 | May 29, 2002 | Occidental Permian Ltd. | Cowden, E. F. A #184 | 4,600 | 13538216 |
| 520440 | May 29, 2002 | May 29, 2002 | Occidental Permian Ltd. | Witcher, J. E. #133 | 4,600 | 13538219 |
| 520440Amendment | May 29, 2002 | May 29, 2002 | Occidental Permian Ltd. | Witcher, J. E. #133 | 4,600 | 13538219 |
| 520439 | May 29, 2002 | May 29, 2002 | Occidental Permian Ltd. | Witcher, J. E. #131 | 4,600 | 13538218 |
| 520439Amendment | May 29, 2002 | May 29, 2002 | Occidental Permian Ltd. | Witcher, J. E. #131 | 4,600 | 13538218 |
| 520143 | May 29, 2002 | May 29, 2002 | Phillips Petroleum Company | Embar #65 | 6,550 | 13538214 |
| 520441 | May 28, 2002 | May 28, 2002 | Occidental Permian Ltd. | Cowden, E. F. A #183 | 4,600 | 13538215 |
| 520441Amendment | May 28, 2002 | May 28, 2002 | Occidental Permian Ltd. | Cowden, E. F. A #183 | 4,600 | 13538215 |
| 520299 | May 23, 2002 | May 23, 2002 | Pure Resources, L.P. | Holt, O. B. Jr. #2Q | 4,220 | 13538030 |
| 519715 | May 9, 2002 | May 9, 2002 | M & J Energy, Inc. | Cowden, R. B. #3 | 5,810 | 13503172 |
| 519562 | May 6, 2002 | May 6, 2002 | Permian Resources, Inc. | Alma #3 | 8,300 | 13502436 |
| 519552 | May 2, 2002 | May 2, 2002 | Saga Pet. Ltd Liability Co of Co | Parker, J. E. #6 | 8,040 | 13503700 |
| 519375 | May 2, 2002 | May 2, 2002 | Phillips Petroleum Company | Embar #64 | 6,550 | 13538212 |
| 519374 | May 1, 2002 | May 1, 2002 | Phillips Petroleum Company | Embar #63 | 6,550 | 13538213 |
| 519372 | Apr 29, 2002 | Apr 29, 2002 | Phillips Petroleum Company | Frank -B- #31 | 6,550 | 13538210 |
| 519371 | Apr 29, 2002 | Apr 29, 2002 | Phillips Petroleum Company | Frank -B- #32 | 6,550 | 13538211 |
| 519373 | Apr 25, 2002 | Apr 25, 2002 | Phillips Petroleum Company | Frank -B- #30 | 6,550 | 13538209 |
| 519236 | Apr 19, 2002 | Apr 19, 2002 | OXY USA WTP LP | Colonel Potter B #1 | 8,900 | 13538208 |
| 519212 | Apr 18, 2002 | Apr 18, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #U105 | 6,550 | 13538207 |
| 519210 | Apr 18, 2002 | Apr 18, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #U 95 | 6,550 | 13538206 |
| 519598 | Apr 10, 2002 | Apr 10, 2002 | Pure Resources, L.P. | North Foster Unit #157 | 4,750 | 13537600 |
| 518942 | Apr 10, 2002 | Apr 10, 2002 | Phillips Petroleum Company | Millard "D" #1 | 8,640 | 13507267 |
| 518939 | Apr 10, 2002 | Apr 10, 2002 | Phillips Petroleum Company | Millard "D" #4 | 8,638 | 13507270 |
| 518938 | Apr 10, 2002 | Apr 10, 2002 | Phillips Petroleum Company | Millard "C" #8 | 8,601 | 13507259 |
| 518573 | Mar 26, 2002 | Mar 26, 2002 | OXY USA WTP LP | Hawkeye A #1 | 9,730 | 13537767 |
| 518382 | Mar 19, 2002 | Mar 19, 2002 | Phillips Petroleum Company | Cowden, Clyde #132 | 5,665 | 13502588 |
| 517118 | Mar 7, 2002 | Mar 7, 2002 | Pure Resources, L.P. | Johnson, J. L. B #182 | 5,500 | 13538202 |
| 517117 | Mar 7, 2002 | Mar 7, 2002 | Pure Resources, L.P. | Johnson, J. L. B #183 | 5,500 | 13538201 |
| 518042 | Mar 4, 2002 | Mar 4, 2002 | BP America Production Company | Kloh -B- #12H | 5,250 | 13507566 |
| 515650 | Feb 28, 2002 | Feb 28, 2002 | Texaco E & P Inc. | Connell, W. E. NCT-2 #163 | 7,410 | 10333275 |
| 517858 | Feb 27, 2002 | Feb 27, 2002 | BP America Production Company | Wight, Mrs. A. W. "B" #4H | 5,200 | 13507383 |
| 517858Amendment | Feb 27, 2002 | Feb 27, 2002 | BP America Production Company | Wight, Mrs. A. W. "B" #4H | 5,200 | 13507383 |
| 517653 | Feb 15, 2002 | Feb 15, 2002 | OXY USA WTP LP | Klinger B #2 | 8,900 | 13538205 |
| 517263 | Feb 1, 2002 | Feb 1, 2002 | Occidental Permian Ltd. | Woods, E. N. #22 W | 4,800 | 13538203 |
| 517262 | Feb 1, 2002 | Feb 1, 2002 | Occidental Permian Ltd. | Woods, E. N. #21 W | 4,800 | 13538204 |
| 516700 | Jan 18, 2002 | Jan 18, 2002 | M & J Energy, Inc. | Scharbauer -J- #1 | 4,405 | 13510669 |
| 516325 | Jan 10, 2002 | Jan 10, 2002 | Texaco E & P Inc. | Penwell Unit #1390 | 4,500 | 13538195 |
| 526991 | Jan 7, 2002 | Jan 7, 2002 | Occidental Permian Ltd. | Goldsmith Landreth Deep Unit #350 | 6,500 | 13538310 |
| 516539 | Jan 7, 2002 | Jan 7, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #Q 4 | 6,550 | 13538200 |
| 516537 | Jan 7, 2002 | Jan 7, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #J 85 | 6,550 | 13538199 |
| 516536 | Jan 7, 2002 | Jan 7, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #E105 | 6,550 | 13538198 |
| 516535 | Jan 7, 2002 | Jan 7, 2002 | Phillips Petroleum Company | Goldsmith Andector Unit #H105 | 6,550 | 13538197 |
| 516518 | Jan 4, 2002 | Jan 4, 2002 | Texon Oil Company, Inc. | Peck #1 | 4,700 | 13538196 |
| 516000 | Dec 11, 2001 | Dec 11, 2001 | Texaco E & P Inc. | Penwell Unit #1391W | 4,150 | 13538194 |
| 515998 | Dec 11, 2001 | Dec 11, 2001 | OXY USA WTP LP | Sheba #1 | 4,000 | 13538193 |
| 515956 | Dec 10, 2001 | Dec 10, 2001 | OXY USA WTP LP | Mary #1 | 4,000 | 13538192 |
| 515955 | Dec 10, 2001 | Dec 10, 2001 | OXY USA WTP LP | Bobcat #1 | 9,800 | 13538191 |
| 514724 | Dec 10, 2001 | Dec 10, 2001 | Mission Resources Corporation | Bagley, J.E. #15A | 5,500 | 13535264 |
| 515825 | Dec 7, 2001 | Dec 7, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #A 55 | 6,550 | 13538190 |
| 514834 | Dec 3, 2001 | Dec 3, 2001 | Texaco E & P Inc. | Cowden, J. F. #15 | 7,910 | 13508457 |
| 515571 | Nov 28, 2001 | Nov 28, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #V 11 | 6,550 | 13538187 |
| 515569 | Nov 28, 2001 | Nov 28, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #R105 | 6,550 | 13538186 |
| 515568 | Nov 28, 2001 | Nov 28, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #T 95 | 6,550 | 13538185 |
| 515567 | Nov 28, 2001 | Nov 28, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #V 9 | 6,550 | 13538184 |
| 515566 | Nov 28, 2001 | Nov 28, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #T115 | 6,550 | 13538183 |
| 515565 | Nov 28, 2001 | Nov 28, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #V 10 | 6,550 | 13538182 |
| 515564 | Nov 28, 2001 | Nov 28, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #T105 | 6,550 | 13538181 |
| 515617 | Nov 27, 2001 | Nov 27, 2001 | Occidental Permian Ltd. | Cowden, E. F. A #182 | 4,600 | 13538189 |
| 515616 | Nov 27, 2001 | Nov 27, 2001 | Occidental Permian Ltd. | Addis, F. V. D #7 | 4,900 | 13538188 |
| 515570 | Nov 27, 2001 | Nov 27, 2001 | Phillips Petroleum Company | Goldsmith Andector Unit #R 95 | 6,550 | 13538180 |
| 512719 | Nov 26, 2001 | Nov 26, 2001 | Pure Resources, L.P. | Toad #15 | 5,340 | 13536695 |
| 515477 | Nov 19, 2001 | Nov 19, 2001 | Occidental Permian Ltd. | Witcher, J. E. #126 | 4,600 | 13538179 |
| 515437 | Nov 16, 2001 | Nov 16, 2001 | Endeavor Energy Resources L.P. | Wight "B" #1 | 4,500 | 13538178 |
| 515284 | Nov 12, 2001 | Nov 12, 2001 | Phillips Petroleum Company | Millard -A- #5 | 8,905 | 13507236 |
| 514956 | Nov 1, 2001 | Nov 1, 2001 | Anadarko Petroleum Corp. | Laren #9 | 7,000 | 13538177 |