| 472885 | Feb 3, 1998 | Feb 3, 1998 | Mitchell Energy Corporation | Montgomery | Winslow Gas Unit "B" #1 | 11,543 | 33930859 |
| 472799 | Jan 30, 1998 | Jan 30, 1998 | Mitchell Energy Corporation | Wise | Adele Clough GU 2 #14 | 7,900 | 49734230 |
| 472798 | Jan 30, 1998 | Jan 30, 1998 | Mitchell Energy Corporation | Wise | Renshaw, Anna #4 | 8,000 | 49734229 |
| 472749 | Jan 29, 1998 | Jan 29, 1998 | Mitchell Energy Corporation | Wise | Stella Young GU "A" #8 | 7,350 | 49734228 |
| 472748 | Jan 29, 1998 | Jan 29, 1998 | Mitchell Energy Corporation | Wise | L. B. Wilson GU #1H | 8,800 | 49733080 |
| 472748Amendment | Jan 29, 1998 | Jan 29, 1998 | Mitchell Energy Corporation | Wise | L. B. Wilson GU #1H | 6,950 | 49733080 |
| 472748Amendment | Jan 29, 1998 | Jan 29, 1998 | Mitchell Energy Corporation | Wise | L. B. Wilson GU #1H | 8,800 | 49733080 |
| 472668 | Jan 27, 1998 | Jan 27, 1998 | Mitchell Energy Corporation | Wise | McCurdy, Floyd #4H | 4,300 | 49734227 |
| 472578 | Jan 23, 1998 | Jan 23, 1998 | Mitchell Energy Corporation | Wise | Wallace, Frank #2 | 7,900 | 49734226 |
| 472389 | Jan 23, 1998 | Jan 23, 1998 | Mitchell Energy Corporation | Limestone | Wild Hog #1 | 7,800 | 29331252 |
| 472466 | Jan 21, 1998 | Jan 21, 1998 | Mitchell Energy Corporation | Montgomery | R. V. King GU "B" #1 | 12,200 | 33930949 |
| 472466Amendment | Jan 21, 1998 | Jan 21, 1998 | Mitchell Energy Corporation | Montgomery | R. V. King GU "B" #1 | 12,800 | 33930949 |
| 472112 | Jan 16, 1998 | Jan 16, 1998 | Mitchell Energy Corporation | Montgomery | Lake Creek Unit #75 | 12,300 | 33930948 |
| 472111 | Jan 16, 1998 | Jan 16, 1998 | Mitchell Energy Corporation | Montgomery | Lake Creek Unit #77 | 10,800 | 33930947 |
| 472111Amendment | Jan 16, 1998 | Jan 16, 1998 | Mitchell Energy Corporation | Montgomery | Lake Creek Unit #77 | 10,800 | 33930947 |
| 472227 | Jan 15, 1998 | Jan 15, 1998 | Mitchell Energy Corporation | Denton | Griffin, S. H. Estate #3 | 8,550 | 12130663 |
| 472190 | Jan 14, 1998 | Jan 14, 1998 | Mitchell Energy Corporation | Denton | James Frazier Gas Unit No. 1 #2 | 8,250 | 12130662 |
| 472189 | Jan 14, 1998 | Jan 14, 1998 | Mitchell Energy Corporation | Wise | Thurmond, Joe #2 | 8,200 | 49734224 |
| 472154 | Jan 14, 1998 | Jan 14, 1998 | Mitchell Energy Corporation | Limestone | Bates, Luther #1 | 7,800 | 29331249 |
| 471527 | Jan 14, 1998 | Jan 14, 1998 | Mitchell Energy Corporation | Chambers | State Tract 86 #1 | 11,650 | 07132117 |
| 471527Amendment | Jan 14, 1998 | Jan 14, 1998 | Mitchell Energy Corporation | Chambers | State Tract 86 #1 | 12,600 | 07132117 |
| 471950 | Jan 8, 1998 | Jan 8, 1998 | Mitchell Energy Corporation | Wise | Peek-Crabtree Gas Unit #2 | 8,200 | 49734223 |
| 471950Amendment | Jan 8, 1998 | Jan 8, 1998 | Mitchell Energy Corporation | Wise | Peek-Crabtree Gas Unit #2 | 8,200 | 49734223 |
| 471757 | Dec 31, 1997 | Dec 31, 1997 | Mitchell Energy Corporation | Jack | Robertson-Deats "B" #1H | 4,999 | 23738348 |
| 471756 | Dec 31, 1997 | Dec 31, 1997 | Mitchell Energy Corporation | Wise | Johnson, W. D. "B" #4 | 7,820 | 49732881 |
| 471655 | Dec 31, 1997 | Dec 31, 1997 | Mitchell Energy Corporation | Limestone | A. R. Easterling et al Unit #4 | 11,850 | 29331246 |
| 471655Amendment | Dec 31, 1997 | Dec 31, 1997 | Mitchell Energy Corporation | Limestone | A. R. Easterling et al Unit #4 | 11,850 | 29331246 |
| 471727 | Dec 30, 1997 | Dec 30, 1997 | Mitchell Energy Corporation | Limestone | Wild Turkey #2 | 7,800 | 29331247 |
| 471296 | Dec 30, 1997 | Dec 30, 1997 | Mitchell Energy Corporation | Jack | Durham, W. J. #6 | 5,350 | 23737868 |
| 470722 | Dec 29, 1997 | Dec 29, 1997 | Mitchell Energy Corporation | Wise | Sol Carpenter Heirs #4 | 8,050 | 49734217 |
| 471100 | Dec 19, 1997 | Dec 19, 1997 | Mitchell Energy Corporation | Wise | Guinn, J. B. #2 | 4,400 | 49733286 |
| 471383 | Dec 18, 1997 | Dec 18, 1997 | Mitchell Energy Corporation | Montgomery | Doggett, Wendell J. #3 | 11,569 | 33930878 |
| 471278 | Dec 18, 1997 | Dec 18, 1997 | Mitchell Energy Corporation | Montgomery | Lake Creek Unit #31D | 6,680 | 33930946 |
| 471277 | Dec 18, 1997 | Dec 18, 1997 | Mitchell Energy Corporation | Montgomery | Hagan #3 | 12,250 | 33930945 |
| 471200 | Dec 15, 1997 | Dec 15, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -A927- #1 | 5,700 | 44735832 |
| 471199 | Dec 15, 1997 | Dec 15, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -72- #1 | 5,650 | 44735833 |
| 471163 | Dec 12, 1997 | Dec 12, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -140- #1 | 5,650 | 44735830 |
| 471162 | Dec 12, 1997 | Dec 12, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -144- #1 | 5,650 | 44735831 |
| 471161 | Dec 12, 1997 | Dec 12, 1997 | Mitchell Energy Corporation | Jack | Martin, J. B. "A" #1H | 4,999 | 23738340 |
| 468846 | Dec 11, 1997 | Dec 11, 1997 | Mitchell Energy Corporation | Wise | W. J. Shepherd Gas Unit #2 | 7,300 | 49734207 |
| 471044 | Dec 10, 1997 | Dec 10, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -143- #1 | 5,600 | 44735828 |
| 470459 | Dec 8, 1997 | Dec 8, 1997 | Mitchell Energy Corporation | Limestone | Herod, D. C. #3 | 11,300 | 29331242 |
| 470458 | Dec 8, 1997 | Dec 8, 1997 | Mitchell Energy Corporation | Limestone | Little, W. P. #4 | 11,350 | 29331241 |
| 470852 | Dec 5, 1997 | Dec 5, 1997 | Mitchell Energy Corporation | Wise | Sewell Ranch, Inc. "C" #1 | 7,500 | 49734218 |
| 470803 | Dec 4, 1997 | Dec 4, 1997 | Mitchell Energy Corporation | Montgomery | Lake Creek Unit #70 | 12,275 | 33930943 |
| 470802 | Dec 4, 1997 | Dec 4, 1997 | Mitchell Energy Corporation | Montgomery | Lake Creek Unit #78 | 10,700 | 33930944 |
| 470670 | Dec 1, 1997 | Dec 1, 1997 | Mitchell Energy Corporation | Jack | Robertson-Deats "C" #1H | 4,999 | 23738331 |
| 470589 | Nov 26, 1997 | Nov 26, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -136- #1 | 5,500 | 44735823 |
| 470588 | Nov 26, 1997 | Nov 26, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -135- #2 | 5,500 | 44735822 |
| 470587 | Nov 26, 1997 | Nov 26, 1997 | Mitchell Energy Corporation | Limestone | Connell, Thomas B. #1 | 10,350 | 29330769 |
| 470455 | Nov 24, 1997 | Nov 24, 1997 | Mitchell Energy Corporation | Haskell | TLC -14- #1 | 5,500 | 20732399 |
| 470394 | Nov 24, 1997 | Nov 24, 1997 | Mitchell Energy Corporation | Montgomery | Lake Creek Unit #71 | 12,200 | 33930942 |
| 469801 | Nov 24, 1997 | Nov 24, 1997 | Mitchell Energy Corporation | Denton | Burns, Anna Beth #6 | 8,500 | 12130659 |
| 470366 | Nov 21, 1997 | Nov 21, 1997 | Mitchell Energy Corporation | Limestone | Thurman, M.J. Estate #4 | 10,800 | 29331102 |
| 470245 | Nov 20, 1997 | Nov 20, 1997 | Mitchell Energy Corporation | Limestone | Stone, R. E. "A" #1 | 10,000 | 29331240 |
| 470245Amendment | Nov 20, 1997 | Nov 20, 1997 | Mitchell Energy Corporation | Limestone | Stone, R. E. "A" #1 | 10,000 | 29331240 |
| 468147 | Nov 17, 1997 | Nov 17, 1997 | Mitchell Energy Corporation | Denton | Dcco 1 #8E | 8,300 | 12130658 |
| 469685 | Nov 14, 1997 | Nov 14, 1997 | Mitchell Energy Corporation | Denton | James Baker GU #4 | 8,170 | 12130641 |
| 469684 | Nov 14, 1997 | Nov 14, 1997 | Mitchell Energy Corporation | Wise | M. L. Patterson GU "A" #2 | 7,540 | 49734085 |
| 469683 | Nov 14, 1997 | Nov 14, 1997 | Mitchell Energy Corporation | Wise | McCurdy, Floyd "A" #1 | 7,760 | 49734087 |
| 469958 | Nov 12, 1997 | Nov 12, 1997 | Mitchell Energy Corporation | Denton | Dcco 1 #4B | 8,500 | 12130660 |
| 469957 | Nov 12, 1997 | Nov 12, 1997 | Mitchell Energy Corporation | Throckmorton | TLC -46- #3 | 5,550 | 44735813 |
| 468097 | Nov 12, 1997 | Nov 12, 1997 | Mitchell Energy Corporation | Denton | Dcco 1 #4 | 8,300 | 12130657 |
| 469797 | Nov 7, 1997 | Nov 7, 1997 | Mitchell Energy Corporation | Throckmorton | TLC -46- #2 | 5,500 | 44735810 |
| 469677 | Nov 5, 1997 | Nov 5, 1997 | Mitchell Energy Corporation | Wise | Speer, Oran #12H | 7,800 | 49734211 |
| 468096 | Nov 5, 1997 | Nov 5, 1997 | Mitchell Energy Corporation | Denton | Dcco 1 #4C | 8,375 | 12130656 |
| 469663 | Nov 4, 1997 | Nov 4, 1997 | Mitchell Energy Corporation | Wise | Patterson, M. L. "A" #3 | 7,850 | 49734210 |
| 469170 | Nov 4, 1997 | Nov 4, 1997 | Mitchell Energy Corporation | Limestone | Burleson-McBay G.U. #3 | 11,900 | 29331235 |
| 469563 | Nov 3, 1997 | Nov 3, 1997 | Mitchell Energy Corporation | Throckmorton | TLC -65- #1 | 5,600 | 44735808 |
| 469223 | Nov 3, 1997 | Nov 3, 1997 | Mitchell Energy Corporation | Wise | Peterson, A. L. #5 | 8,050 | 49734209 |
| 469509 | Oct 31, 1997 | Oct 31, 1997 | Mitchell Energy Corporation | Wise | Hutchinson "B" #2 | 5,620 | 49701896 |
| 469224 | Oct 29, 1997 | Oct 29, 1997 | Mitchell Energy Corporation | Throckmorton | TLC -38- #1 | 5,550 | 44735806 |
| 468800 | Oct 29, 1997 | Oct 29, 1997 | Mitchell Energy Corporation | Wise | Stella Young GU "A" #7 | 7,075 | 49734070 |
| 469222 | Oct 27, 1997 | Oct 27, 1997 | Mitchell Energy Corporation | Montgomery | Lake Creek Unit #69 | 12,100 | 33930938 |
| 469171 | Oct 27, 1997 | Oct 27, 1997 | Mitchell Energy Corporation | Montgomery | Lake Creek Unit #68 | 10,850 | 33930939 |
| 469150 | Oct 23, 1997 | Oct 23, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -111- #4 | 5,550 | 44735805 |
| 468352 | Oct 22, 1997 | Oct 22, 1997 | Mitchell Energy Corporation | Jack | Rogers, Thurman F. "A" #1 | 5,450 | 23738320 |
| 469036 | Oct 21, 1997 | Oct 21, 1997 | Mitchell Energy Corporation | Wise | Thorell, Dollie #2H | 4,150 | 49734208 |
| 469036Amendment | Oct 21, 1997 | Oct 21, 1997 | Mitchell Energy Corporation | Wise | Thorell, Dollie #2H | 4,150 | 49734208 |
| 467558 | Oct 21, 1997 | Oct 21, 1997 | Mitchell Energy Corporation | Wise | Stella Young GU "A" #6 | 7,260 | 49733886 |
| 468976 | Oct 20, 1997 | Oct 20, 1997 | Mitchell Energy Corporation | Wise | Young, W. C. (Bill) #2 | 7,350 | 49732613 |
| 468932 | Oct 17, 1997 | Oct 17, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -111- #3 | 5,500 | 44735802 |
| 468779Amendment | Oct 13, 1997 | Oct 13, 1997 | Mitchell Energy Corporation | Polk | Bailey, Arbra #1H | 12,410 | 37330207 |
| 468496 | Oct 13, 1997 | Oct 13, 1997 | Mitchell Energy Corporation | Limestone | Jackson, R. F. "A" #4 | 10,950 | 29331231 |
| 468586 | Oct 9, 1997 | Oct 9, 1997 | Mitchell Energy Corporation | Throckmorton | TLC -81- #1 | 5,500 | 44735796 |
| 468584 | Oct 9, 1997 | Oct 9, 1997 | Mitchell Energy Corporation | Throckmorton | TLC -67- #1 | 5,500 | 44735797 |
| 468249 | Oct 8, 1997 | Oct 8, 1997 | Mitchell Energy Corporation | Wise | Txi Gas Unit #3 | 7,400 | 49734204 |
| 468204 | Oct 7, 1997 | Oct 7, 1997 | Mitchell Energy Corporation | Wise | Logan-Miller #4 | 7,750 | 49734202 |
| 468203 | Oct 7, 1997 | Oct 7, 1997 | Mitchell Energy Corporation | Wise | P. K. Troxell GU #4 | 8,050 | 49734203 |
| 466171 | Oct 7, 1997 | Oct 7, 1997 | Mitchell Energy Corporation | Wise | Acola, Sam "A" #5 | 7,630 | 49733950 |
| 468310 | Oct 2, 1997 | Oct 2, 1997 | Mitchell Energy Corporation | Throckmorton | TLC -46- #1 | 5,900 | 44735791 |
| 467064 | Oct 1, 1997 | Oct 1, 1997 | Mitchell Energy Corporation | Wise | M. E. Pruett GU #4 | 5,000 | 49734193 |
| 467061 | Oct 1, 1997 | Oct 1, 1997 | Mitchell Energy Corporation | Wise | Fitch, James P. #5 | 7,600 | 49734192 |
| 467744 | Sep 23, 1997 | Sep 23, 1997 | Mitchell Energy Corporation | Wise | Blakley, Villa Estate -A- #2 | 7,700 | 49734200 |
| 467745 | Sep 19, 1997 | Sep 19, 1997 | Mitchell Energy Corporation | Wise | Blakley, Villa Estate -A- #1 | 7,700 | 49734199 |
| 467678 | Sep 17, 1997 | Sep 17, 1997 | Mitchell Energy Corporation | Throckmorton | Anp -137- #1 | 5,400 | 44735788 |
| 467490 | Sep 12, 1997 | Sep 12, 1997 | Mitchell Energy Corporation | Wise | Dan B. Maeyers Gas Unit "B" #3 | 8,100 | 49734197 |
| 467431 | Sep 11, 1997 | Sep 11, 1997 | Mitchell Energy Corporation | Wise | Denton, Thomas P. #2 | 6,400 | 49734196 |
| 467342 | Sep 10, 1997 | Sep 10, 1997 | Mitchell Energy Corporation | Limestone | Barron, Isabel #1 | 9,600 | 29331225 |
| 467262 | Sep 8, 1997 | Sep 8, 1997 | Mitchell Energy Corporation | Wise | Maggie Spain Gas Unit "B" #2 | 8,100 | 49734195 |