| 329996Amendment | May 12, 1987 | May 12, 1987 | Mitchell Energy Corporation | Montgomery | George P. Mitchell Gas Unit #133930770 | 14,000 |
| 329437 | May 6, 1987 | May 6, 1987 | Mitchell Energy Corporation | Wise | W. W. Hollingsworth GU "A" #549733228 | 4,500 |
| 329465 | Apr 30, 1987 | Apr 30, 1987 | Mitchell Energy Corporation | Matagorda | Harriman, C. B. #332131385 | 11,000 |
| 329179 | Apr 29, 1987 | Apr 29, 1987 | Mitchell Energy Corporation | Wise | Hughes, D. J. #2349733229 | 6,100 |
| 329078 | Apr 17, 1987 | Apr 17, 1987 | Mitchell Energy Corporation | Goliad | Matocha, Dorothy #117532226 | 16,500 |
| 328913 | Apr 15, 1987 | Apr 15, 1987 | Mitchell Energy Corporation | Wise | Speer, Oran #749733226 | 6,300 |
| 327993 | Apr 14, 1987 | Apr 14, 1987 | Mitchell Energy Corporation | Wise | Bond, Alta Mae #249733222 | 6,200 |
| 328760 | Apr 7, 1987 | Apr 7, 1987 | Mitchell Energy Corporation | Limestone | McGillivary Muse #229330845 | 12,500 |
| 327876 | Mar 23, 1987 | Mar 23, 1987 | Mitchell Energy Corporation | Galveston | Galveston Townsite Unit 3 #216730804 | 9,750 |
| 327994 | Mar 19, 1987 | Mar 19, 1987 | Mitchell Energy Corporation | Wise | Molloy, W. A. #349733223 | 6,000 |
| 327745 | Mar 16, 1987 | Mar 16, 1987 | Mitchell Energy Corporation | Wise | Henson, Lizzie #349733220 | 6,300 |
| 327302 | Mar 10, 1987 | Mar 10, 1987 | Mitchell Energy Corporation | Wise | Balsora (Atoka) Unit #1702T49732165 | 5,940 |
| 326601 | Mar 10, 1987 | Mar 10, 1987 | Mitchell Energy Corporation | Wise | Balsora (Atoka) Unit #101T49701858 | 5,876 |
| 327102 | Mar 3, 1987 | Mar 3, 1987 | Mitchell Energy Corporation | Jack | Loving, J. W. Estate #923733540 | 4,950 |
| 327005 | Feb 24, 1987 | Feb 24, 1987 | Mitchell Energy Corporation | Wise | Caughlin Strawn West Unit #120149701042 | 4,726 |
| 326603 | Feb 17, 1987 | Feb 17, 1987 | Mitchell Energy Corporation | Wise | Balsora (Atoka) Unit #1201T49701262 | 5,881 |
| 326602 | Feb 17, 1987 | Feb 17, 1987 | Mitchell Energy Corporation | Wise | Balsora (Atoka) Unit #160149732557 | 6,000 |
| 324692 | Feb 17, 1987 | Feb 17, 1987 | Mitchell Energy Corporation | Jack | Worthington, L. A. "A" #2523737281 | 5,900 |
| 325999 | Feb 9, 1987 | Feb 9, 1987 | Mitchell Energy Corporation | Wise | Austin, M. M. #149700362 | 6,088 |
| 326258 | Feb 6, 1987 | Feb 6, 1987 | Mitchell Energy Corporation | Stephens | Seaman Ranch #442934835 | 4,400 |
| 326139 | Feb 5, 1987 | Feb 5, 1987 | Mitchell Energy Corporation | Wise | Adams-Southwest #549733215 | 6,300 |
| 324292 | Jan 30, 1987 | Jan 30, 1987 | Mitchell Energy Corporation | Wise | Redwine, D. P. #349733206 | 6,300 |
| 324292Amendment | Jan 30, 1987 | Jan 30, 1987 | Mitchell Energy Corporation | Wise | Redwine, D. P. #349733206 | 6,300 |
| 325696 | Jan 27, 1987 | Jan 27, 1987 | Mitchell Energy Corporation | Wise | Davis, N. H. #1L49701042 | 4,755 |
| 325743 | Jan 26, 1987 | Jan 26, 1987 | Mitchell Energy Corporation | Jack | Worthington, L. A. OL "A" #2623737291 | 3,500 |
| 325743Amendment | Jan 26, 1987 | Jan 26, 1987 | Mitchell Energy Corporation | Jack | Worthington, L. A. OL "A" #2623737291 | 3,300 |
| 328913Amendment | Jan 22, 1987 | Jan 22, 1987 | Mitchell Energy Corporation | Wise | Speer, Oran #749733226 | 5,950 |
| 324661 | Dec 29, 1986 | Dec 29, 1986 | Mitchell Energy Corporation | Jack | Brown, W. Neblett "A" #123737284 | 5,800 |
| 324693 | Dec 22, 1986 | Dec 22, 1986 | Mitchell Energy Corporation | Wise | Gertrude Bilberry GU #849733207 | 6,000 |
| 324303 | Dec 12, 1986 | Dec 12, 1986 | Mitchell Energy Corporation | Wise | Johnson, W. D. "A" #149733205 | 8,000 |
| 324089 | Dec 12, 1986 | Dec 12, 1986 | Mitchell Energy Corporation | Wise | Johnson, Wm. D. "B" #149732570 | 8,700 |
| 324086 | Dec 12, 1986 | Dec 12, 1986 | Mitchell Energy Corporation | Wise | Johnson, Wm. D. "B" #449732881 | 8,600 |
| 324088 | Dec 11, 1986 | Dec 11, 1986 | Mitchell Energy Corporation | Wise | Johnson, W. D. "B" #249732659 | 8,400 |
| 324087 | Dec 11, 1986 | Dec 11, 1986 | Mitchell Energy Corporation | Wise | Johnson, W. D. "B" #349732764 | 8,300 |
| 324085 | Dec 9, 1986 | Dec 9, 1986 | Mitchell Energy Corporation | Wise | Johnson, W. D. "B" #549732971 | 8,500 |
| 324084 | Dec 9, 1986 | Dec 9, 1986 | Mitchell Energy Corporation | Wise | Johnson, W. D. "C" #149733099 | 7,900 |
| 345730 | Dec 6, 1986 | Dec 6, 1986 | Mitchell Energy Corporation | Wise | Burns, Arizona #449733299 | 6,500 |
| 323725 | Dec 3, 1986 | Dec 3, 1986 | Mitchell Energy Corporation | Jack | Gage, Marsha D. #223737267 | 5,900 |
| 323675 | Dec 1, 1986 | Dec 1, 1986 | Mitchell Energy Corporation | Leon | Hall, Darrell #128930849 | 11,000 |
| 323674 | Dec 1, 1986 | Dec 1, 1986 | Mitchell Energy Corporation | Leon | Barnes, Leah G. #128930848 | 11,000 |
| 323583 | Nov 25, 1986 | Nov 25, 1986 | Mitchell Energy Corporation | Leon | Largent Heirs #528930847 | 11,000 |
| 322973 | Nov 13, 1986 | Nov 13, 1986 | Mitchell Energy Corporation | Wise | Morris, A. H. #449733201 | 6,300 |
| 322962 | Nov 12, 1986 | Nov 12, 1986 | Mitchell Energy Corporation | Wise | Hughes, D. J. #2449733200 | 6,200 |
| 322578 | Nov 6, 1986 | Nov 6, 1986 | Mitchell Energy Corporation | Wise | Adams, B. E. #149700356 | 6,348 |
| 322438 | Oct 30, 1986 | Oct 30, 1986 | Mitchell Energy Corporation | Wise | Lawrence, C. A. OU "D" #949731987 | 5,953 |
| 320481 | Oct 16, 1986 | Oct 16, 1986 | Mitchell Energy Corporation | Wise | Bailey, S. R. #549733198 | 5,500 |
| 321880 | Oct 15, 1986 | Oct 15, 1986 | Mitchell Energy Corporation | Matagorda | Pierce, J. P. Estate #232131527 | 9,000 |
| 321494 | Oct 6, 1986 | Oct 6, 1986 | Mitchell Energy Corporation | Wise | Newsom, D. W. #649733199 | 6,000 |
| 305683 | Aug 26, 1986 | Aug 26, 1986 | Mitchell Energy Corporation | Wise | Padfield, Dean #349733195 | 6,300 |
| 305683Amendment | Aug 26, 1986 | Aug 26, 1986 | Mitchell Energy Corporation | Wise | Padfield, Dean #349733195 | 6,300 |
| 305323 | Aug 18, 1986 | Aug 18, 1986 | Mitchell Energy Corporation | Victoria | McCutcheon, J. J. #146900670 | 4,900 |
| 305154 | Aug 12, 1986 | Aug 12, 1986 | Mitchell Energy Corporation | Wise | Renshaw, H. S. #349733188 | 7,000 |
| 305190 | Aug 4, 1986 | Aug 4, 1986 | Mitchell Energy Corporation | Wise | Caldwell, J. E. #449733144 | 6,100 |
| 305191 | Aug 4, 1986 | Aug 4, 1986 | Mitchell Energy Corporation | Wise | Caldwell, J. E. #449733144 | 6,100 |
| 305101 | Jul 28, 1986 | Jul 28, 1986 | Mitchell Energy Corporation | Wise | Castleberry, J. O. #249733187 | 5,900 |
| 305099 | Jul 28, 1986 | Jul 28, 1986 | Mitchell Energy Corporation | Wise | Donaldson-Smith #349733318 | 6,200 |
| 304553 | Jul 25, 1986 | Jul 25, 1986 | Mitchell Energy Corporation | Wise | Holloway, W. E. #349733184 | 6,500 |
| 304552 | Jul 25, 1986 | Jul 25, 1986 | Mitchell Energy Corporation | Wise | Holloway, W. E. #349733184 | 6,500 |
| 304304 | Jul 14, 1986 | Jul 14, 1986 | Mitchell Energy Corporation | Wise | Stonybrooke #249733183 | 7,500 |
| 304463 | Jul 7, 1986 | Jul 7, 1986 | Mitchell Energy Corporation | Wise | Simpson, W. M. #349733177 | 6,400 |
| 303736 | Jul 1, 1986 | Jul 1, 1986 | Mitchell Energy Corporation | Wise | Oak Royalty #349733054 | 6,162 |
| 303431 | Jun 20, 1986 | Jun 20, 1986 | Mitchell Energy Corporation | Leon | Largent Heirs #428930810 | 11,000 |
| 303300 | Jun 18, 1986 | Jun 18, 1986 | Mitchell Energy Corporation | Wise | Lehmberg, G. A. #349731749 | 6,230 |
| 330788 | Jun 12, 1986 | Jun 12, 1986 | Mitchell Energy Corporation | Wise | Parsons, J. E. #249733234 | 6,900 |
| 303074 | Jun 10, 1986 | Jun 10, 1986 | Mitchell Energy Corporation | Crosby | Coles, T. C. #110730637 | 4,000 |
| 302815 | Jun 3, 1986 | Jun 3, 1986 | Mitchell Energy Corporation | Lavaca | Allen, A. C. & W. W. #128520030 | 9,622 |
| 321494Amendment | May 28, 1986 | May 28, 1986 | Mitchell Energy Corporation | Wise | Newsom, D. W. #649733199 | 5,760 |
| 302652 | May 28, 1986 | May 28, 1986 | Mitchell Energy Corporation | Jack | Townley, J. H. #123737176 | 6,800 |
| 302473 | May 23, 1986 | May 23, 1986 | Mitchell Energy Corporation | Wise | Witt, J. R. #549733181 | 6,800 |
| 302473Amendment | May 23, 1986 | May 23, 1986 | Mitchell Energy Corporation | Wise | Witt, J. R. #549733181 | 6,800 |
| 302484 | May 23, 1986 | May 23, 1986 | Mitchell Energy Corporation | Denton | Peterson, Ruby #112130056 | 9,000 |
| 302382 | May 22, 1986 | May 22, 1986 | Mitchell Energy Corporation | Parker | Collins, W. L. #236732991 | 5,800 |
| 302239 | May 16, 1986 | May 16, 1986 | Mitchell Energy Corporation | Limestone | Thompson Heirs #229330832 | 8,000 |
| 302060 | May 13, 1986 | May 13, 1986 | Mitchell Energy Corporation | Wise | Lawrence, C. A. OU "J" #2449733030 | 5,800 |
| 301974 | May 9, 1986 | May 9, 1986 | Mitchell Energy Corporation | Wise | Millard F. Perkins Gas Unit #349733178 | 6,300 |
| 301937 | May 8, 1986 | May 8, 1986 | Mitchell Energy Corporation | Matagorda | Pierce, J. P. Estate #132131510 | 10,000 |
| 301937Amendment | May 8, 1986 | May 8, 1986 | Mitchell Energy Corporation | Matagorda | Pierce, J. P. Estate #132131510 | 10,000 |
| 301891 | May 7, 1986 | May 7, 1986 | Mitchell Energy Corporation | Wise | Simpson, W. M. #349733177 | 6,400 |
| 301543 | Apr 25, 1986 | Apr 25, 1986 | Mitchell Energy Corporation | Wise | Collins-Daniel #249733174 | 6,300 |
| 301542 | Apr 25, 1986 | Apr 25, 1986 | Mitchell Energy Corporation | Wise | Collins-Daniel #249733174 | 6,300 |
| 301132 | Apr 16, 1986 | Apr 16, 1986 | Mitchell Energy Corporation | Leon | Lacey #428930795 | 12,000 |
| 301132Amendment | Apr 16, 1986 | Apr 16, 1986 | Mitchell Energy Corporation | Leon | Lacey #428930795 | 12,000 |
| 300814 | Apr 9, 1986 | Apr 9, 1986 | Mitchell Energy Corporation | Matagorda | Wagner, Emylee #332131509 | 9,200 |
| 301287 | Apr 8, 1986 | Apr 8, 1986 | Mitchell Energy Corporation | Wise | Dawkins, M. D. #349733171 | 6,000 |
| 301284 | Apr 8, 1986 | Apr 8, 1986 | Mitchell Energy Corporation | Wise | Dawkins, M. D. #349733171 | 6,000 |
| 300613 | Apr 3, 1986 | Apr 3, 1986 | Mitchell Energy Corporation | Wise | Johnson, W. D. "B" #649733168 | 4,700 |
| 300620 | Apr 3, 1986 | Apr 3, 1986 | Mitchell Energy Corporation | Wise | Williamson, L. C. #349733169 | 6,200 |
| 300617 | Apr 3, 1986 | Apr 3, 1986 | Mitchell Energy Corporation | Wise | Williamson, L. C. #349733169 | 6,200 |
| 300353 | Mar 24, 1986 | Mar 24, 1986 | Mitchell Energy Corporation | Wise | Hinkle, H. R. GU #349733110 | 6,400 |
| 300218 | Mar 24, 1986 | Mar 24, 1986 | Mitchell Energy Corporation | Wise | Flowers, Bertha #349733166 | 6,000 |
| 300537 | Mar 24, 1986 | Mar 24, 1986 | Mitchell Energy Corporation | Wise | Waggoner, Marie #149700472 | 6,873 |
| 299817 | Mar 18, 1986 | Mar 18, 1986 | Mitchell Energy Corporation | Wise | Lec Bridgeport Plant #1D49733160 | 4,000 |
| 299817Amendment | Mar 18, 1986 | Mar 18, 1986 | Mitchell Energy Corporation | Wise | Lec Bridgeport Plant #1D49733160 | 4,000 |
| 299425 | Mar 11, 1986 | Mar 11, 1986 | Mitchell Energy Corporation | Archer | Schroeder, Julius #100939512 | 7,000 |
| 300148 | Mar 10, 1986 | Mar 10, 1986 | Mitchell Energy Corporation | Wise | Gertrude Bilberry GU "A" #749733297 | 6,000 |
| 299302 | Mar 10, 1986 | Mar 10, 1986 | Mitchell Energy Corporation | Wise | Donaldson-Smith #249733155 | 6,200 |
| 300145 | Mar 10, 1986 | Mar 10, 1986 | Mitchell Energy Corporation | Wise | Gertrude Bilberry GU "A" #749733297 | 6,000 |
| 299083 | Mar 6, 1986 | Mar 6, 1986 | Mitchell Energy Corporation | Wise | Bun Johnson Unit #349733153 | 6,600 |
| 299081 | Mar 6, 1986 | Mar 6, 1986 | Mitchell Energy Corporation | Wise | Bun Johnson Unit #349733153 | 6,600 |
| 299024 | Mar 4, 1986 | Mar 4, 1986 | Mitchell Energy Corporation | Madison | Johnston, Ralph A. #131330632 | 10,000 |