| 360711 | Jun 26, 1989 | Jun 26, 1989 | Exxon Corp. | Hockley | West Levelland Unit #31021935453 | 5,200 |
| 360692 | Jun 26, 1989 | Jun 26, 1989 | Exxon Corp. | Kleberg | King Ranch Madero #2527332147 | 10,750 |
| 359678 | Jun 26, 1989 | Jun 26, 1989 | Exxon Corp. | Refugio | O'Brien, J. M. "A" #10339131338 | 4,215 |
| 360659 | Jun 23, 1989 | Jun 23, 1989 | Exxon Corp. | Kleberg | King Ranch East Laureles #B 2627331947 | 8,080 |
| 360585 | Jun 23, 1989 | Jun 23, 1989 | Exxon Corp. | Brooks | Kleberg, R.j.jr.tr.viboras Past. #13604731540 | 8,700 |
| 359260 | Jun 23, 1989 | Jun 23, 1989 | Exxon Corp. | Refugio | Heard, Fannie V. W. #2639131166 | 4,900 |
| 360708 | Jun 22, 1989 | Jun 22, 1989 | Exxon Corp. | Rusk | Overton, NE Pettit -a- Unit #0843WS40132254 | 1,000 |
| 360600 | Jun 22, 1989 | Jun 22, 1989 | Exxon Corp. | Terrell | Gatlin, Clifford #144330347 | 19,500 |
| 360600Amendment | Jun 22, 1989 | Jun 22, 1989 | Exxon Corp. | Terrell | Gatlin, Clifford #144330347 | 23,000 |
| 360600Amendment | Jun 22, 1989 | Jun 22, 1989 | Exxon Corp. | Terrell | Gatlin, Clifford #144330347 | 27,000 |
| 360595 | Jun 22, 1989 | Jun 22, 1989 | Exxon Corp. | Kleberg | King Ranch East Laureles #B 1727331725 | 8,020 |
| 360594 | Jun 22, 1989 | Jun 22, 1989 | Exxon Corp. | Kenedy | Santa FE Ranch - Julian Pasture #3126131105 | 10,700 |
| 360586 | Jun 22, 1989 | Jun 22, 1989 | Exxon Corp. | Brooks | Sullivan, D. J. "B" #8504731414 | 8,600 |
| 359684 | Jun 22, 1989 | Jun 22, 1989 | Exxon Corp. | Fort Bend | Lockwood & Sharp -A- #12015731802 | 6,100 |
| 359683 | Jun 22, 1989 | Jun 22, 1989 | Exxon Corp. | Fort Bend | Lockwood, H. P. #815702395 | 5,303 |
| 360513 | Jun 21, 1989 | Jun 21, 1989 | Exxon Corp. | Jefferson | McFaddin State #3324531971 | 7,070 |
| 360509 | Jun 21, 1989 | Jun 21, 1989 | Exxon Corp. | Jefferson | Mc Faddin Trust #9724531969 | 6,600 |
| 360508 | Jun 21, 1989 | Jun 21, 1989 | Exxon Corp. | Jefferson | Mc Faddin Trust #9624531970 | 6,500 |
| 360507 | Jun 21, 1989 | Jun 21, 1989 | Exxon Corp. | Jefferson | Mc Faddin Trust #9524531973 | 6,600 |
| 360506 | Jun 21, 1989 | Jun 21, 1989 | Exxon Corp. | Jefferson | Mc Faddin Trust #9424531974 | 6,600 |
| 360505 | Jun 21, 1989 | Jun 21, 1989 | Exxon Corp. | Jefferson | Mc Faddin State #3524531972 | 6,600 |
| 360459 | Jun 20, 1989 | Jun 20, 1989 | Exxon Corp. | Kleberg | King Ranch East Laureles #B 2527331941 | 8,050 |
| 360458 | Jun 19, 1989 | Jun 19, 1989 | Exxon Corp. | Brooks | Sullivan, D. J. "B" #6804731334 | 8,500 |
| 360457 | Jun 19, 1989 | Jun 19, 1989 | Exxon Corp. | Brooks | Kleberg,r.j.jr.tr.quiteria Past. #10204731196 | 9,400 |
| 360455 | Jun 16, 1989 | Jun 16, 1989 | Exxon Corp. | Brooks | Kleberg,r.j.jr.tr.viboras Past. #9604730960 | 7,500 |
| 360447 | Jun 16, 1989 | Jun 16, 1989 | Exxon Corp. | Kleberg | King Ranch West Borregos #M118C27332146 | 7,300 |
| 359900 | Jun 16, 1989 | Jun 16, 1989 | Exxon Corp. | Calhoun | Welder, P. H. "B" #805700087 | 5,490 |
| 360456 | Jun 15, 1989 | Jun 15, 1989 | Exxon Corp. | Harris | Webster Field Unit #214820132182 | 6,100 |
| 360454 | Jun 15, 1989 | Jun 15, 1989 | Exxon Corp. | Harris | Webster Field Unit #214720132181 | 6,100 |
| 360394 | Jun 15, 1989 | Jun 15, 1989 | Exxon Corp. | Andrews | Parker, J. E. a/C 3A #600302984 | 8,955 |
| 360394Amendment | Jun 15, 1989 | Jun 15, 1989 | Exxon Corp. | Andrews | Parker, J. E. a/C 3A #600302984 | 8,955 |
| 360371 | Jun 14, 1989 | Jun 14, 1989 | Exxon Corp. | Crockett | Owens, J. W. "G" #110501431 | 7,092 |
| 360364 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Waller | Kgfcu (*****) #420847330389 | 7,600 |
| 360358 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Austin | Waterflood Unit #1 #7101500289 | 4,123 |
| 360357 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Brazoria | Pledger Gas Field Unit #4903931202 | 8,200 |
| 360297 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Kleberg | King Ranch Borregos #36227301140 | 10,758 |
| 360294 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Brooks | Viboras Field Gas Unit #1 #V 8004730701 | 8,650 |
| 360293 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Brooks | Sullivan, D. J. "B" #9304731488 | 8,100 |
| 360289 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Brooks | Mariposa Field Gas Unit #F 804730181 | 9,150 |
| 360287 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Kleberg | King Ranch Stratton #A 2727301735 | 8,617 |
| 360214 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Austin | Austin College #2401530595 | 3,300 |
| 359355 | Jun 13, 1989 | Jun 13, 1989 | Exxon Corp. | Refugio | Lambert, Mary F. "A" #939130359 | 5,950 |
| 360277 | Jun 12, 1989 | Jun 12, 1989 | Exxon Corp. | Brazoria | Pledger Gas Field Unit #3703930705 | 7,013 |
| 360276 | Jun 12, 1989 | Jun 12, 1989 | Exxon Corp. | Nacogdoches | Trawick GU 5 #434730655 | 9,000 |
| 360275 | Jun 12, 1989 | Jun 12, 1989 | Exxon Corp. | Franklin | Exxon Penn Fee OU 4 #115930464 | 4,440 |
| 359327 | Jun 12, 1989 | Jun 12, 1989 | Exxon Corp. | Harris | Michel, M. F. #220100659 | 6,012 |
| 359326 | Jun 12, 1989 | Jun 12, 1989 | Exxon Corp. | Chambers | Broussard, J. E. A/C-1 #2807131904 | 8,600 |
| 359326Amendment | Jun 12, 1989 | Jun 12, 1989 | Exxon Corp. | Chambers | Broussard, J. E. a/C #1 #2807131904 | 8,600 |
| 360108 | Jun 9, 1989 | Jun 9, 1989 | Exxon Corp. | Kleberg | King Ranch Morgan #P 2327332094 | 7,450 |
| 360127 | Jun 8, 1989 | Jun 8, 1989 | Exxon Corp. | Harris | Gaillard Peninsula #6720132179 | 4,750 |
| 360126 | Jun 8, 1989 | Jun 8, 1989 | Exxon Corp. | Harris | Gaillard Peninsula #6620132178 | 4,750 |
| 360110 | Jun 8, 1989 | Jun 8, 1989 | Exxon Corp. | Fort Bend | Brazos Farms #3915731803 | 3,700 |
| 360090 | Jun 8, 1989 | Jun 8, 1989 | Exxon Corp. | Kenedy | East, S.k."b"estate Mrs. #2026131104 | 8,050 |
| 359389 | Jun 8, 1989 | Jun 8, 1989 | Exxon Corp. | Titus | Myra Galt OU 3 #144930506 | 4,400 |
| 359338 | Jun 8, 1989 | Jun 8, 1989 | Exxon Corp. | Upshur | Gladewater GU 18-C #145930670 | 12,000 |
| 360109 | Jun 7, 1989 | Jun 7, 1989 | Exxon Corp. | Kleberg | King Ranch Stratton #A 4727330147 | 6,800 |
| 360107 | Jun 7, 1989 | Jun 7, 1989 | Exxon Corp. | McMullen | Clifton, Wheeler #1431132252 | 10,023 |
| 360105 | Jun 7, 1989 | Jun 7, 1989 | Exxon Corp. | Brooks | McGill Bros. #38004701620 | 6,500 |
| 359886 | Jun 7, 1989 | Jun 7, 1989 | Exxon Corp. | Duval | Driscoll Foundation #113137240 | 4,990 |
| 360119 | Jun 6, 1989 | Jun 6, 1989 | Exxon Corp. | Chambers | South Mayes Gas Unit 4 #107102397 | 12,090 |
| 360118 | Jun 6, 1989 | Jun 6, 1989 | Exxon Corp. | Titus | Blalock, A. J. #1144930507 | 4,420 |
| 360118Amendment | Jun 6, 1989 | Jun 6, 1989 | Exxon Corp. | Titus | Blalock, A. J. #1144930507 | 4,420 |
| 360117 | Jun 6, 1989 | Jun 6, 1989 | Exxon Corp. | Brazoria | Smith, T.L., Jr. #303902766 | 6,750 |
| 360116 | Jun 6, 1989 | Jun 6, 1989 | Exxon Corp. | Franklin | Exxon Penn Fee OU 2 #115930463 | 4,400 |
| 359135 | Jun 6, 1989 | Jun 6, 1989 | Exxon Corp. | San Patricio | Mayo, J. W. a/C 1 #7940932048 | 6,900 |
| 358754 | Jun 6, 1989 | Jun 6, 1989 | Exxon Corp. | Harris | Tomball GU-1 #3220130378 | 5,620 |
| 358591 | Jun 6, 1989 | Jun 6, 1989 | Exxon Corp. | Harris | Tomball GU 1 #2420100339 | 5,565 |
| 359996 | Jun 5, 1989 | Jun 5, 1989 | Exxon Corp. | Gaines | Jenkins, Sam C. #1016534073 | 7,500 |
| 359995 | Jun 5, 1989 | Jun 5, 1989 | Exxon Corp. | Gaines | Jenkins, Sam C. #916534072 | 7,500 |
| 359902 | Jun 5, 1989 | Jun 5, 1989 | Exxon Corp. | Dimmit | Light, George E. Jr. et Al #112732254 | 10,200 |
| 359898 | Jun 2, 1989 | Jun 2, 1989 | Exxon Corp. | Calhoun | Welder, P. H. "A" #4405701432 | 5,575 |
| 359890 | Jun 2, 1989 | Jun 2, 1989 | Exxon Corp. | Brooks | Viboras Field Gas Unit #1 #V 5804730162 | 9,000 |
| 359124 | Jun 2, 1989 | Jun 2, 1989 | Exxon Corp. | Fort Bend | Lockwood & Sharp -A- #2615702441 | 5,265 |
| 359121 | Jun 2, 1989 | Jun 2, 1989 | Exxon Corp. | Howard | Clay, H. R. #3222732229 | 3,600 |
| 359120 | Jun 2, 1989 | Jun 2, 1989 | Exxon Corp. | Howard | Clay, H. R. #4222733289 | 3,600 |
| 359062 | Jun 2, 1989 | Jun 2, 1989 | Exxon Corp. | Jim Wells | King Ranch West Borregos #M119C24932115 | 6,200 |
| 359956 | Jun 1, 1989 | Jun 1, 1989 | Exxon Corp. | Upton | Pembrook Unit #1051A46132914 | 8,500 |
| 359918 | Jun 1, 1989 | Jun 1, 1989 | Exxon Corp. | Waller | Kgfgu #830447300330 | 7,325 |
| 359896 | Jun 1, 1989 | Jun 1, 1989 | Exxon Corp. | Brooks | Kleberg,r.j.jr.tr.viboras Past. #9404730941 | 8,173 |
| 359894 | Jun 1, 1989 | Jun 1, 1989 | Exxon Corp. | Kleberg | King Ranch Stratton #P26527331866 | 7,700 |
| 359892 | Jun 1, 1989 | Jun 1, 1989 | Exxon Corp. | Refugio | Heard, J. F. B. #2239130203 | 5,000 |
| 359919 | May 31, 1989 | May 31, 1989 | Exxon Corp. | Chambers | Broussard-Herbert a/C #1 #4307131532 | 7,170 |
| 359917 | May 31, 1989 | May 31, 1989 | Exxon Corp. | Waller | Kgfgu #620247300331 | 7,390 |
| 359916 | May 31, 1989 | May 31, 1989 | Exxon Corp. | Waller | Kgfgu #430347330298 | 7,320 |
| 359734 | May 31, 1989 | May 31, 1989 | Exxon Corp. | Kleberg | King Ranch Alazan #21927330026 | 7,990 |
| 359812 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Waller | Kgfcu ( IV ) #440247330031 | 7,500 |
| 359811 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Waller | Kgfcu ( Ckfd U B ) #540447330042 | 7,491 |
| 359735 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Brooks | Kleberg,rj Jr.tr.los Muertos Pas #904701248 | 8,615 |
| 359731 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Cochran | West Levelland Unit #34007932405 | 5,200 |
| 359724 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Cochran | West Levelland Unit #29307932403 | 5,200 |
| 359723 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Cochran | West Levelland Unit #29607932404 | 5,200 |
| 359679 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Brooks | McGill Bros. #46304730918 | 9,775 |
| 359616 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Cochran | West Levelland Unit #33207932400 | 5,200 |
| 359613 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Hockley | West Levelland Unit #140A21935436 | 5,200 |
| 358963 | May 30, 1989 | May 30, 1989 | Exxon Corp. | Waller | Hardy, Rufus -B- #2647330450 | 3,500 |
| 359784 | May 26, 1989 | May 26, 1989 | Exxon Corp. | Chambers | Broussard-Herbert a/C #1 #1607101678 | 5,101 |
| 359783 | May 26, 1989 | May 26, 1989 | Exxon Corp. | Chambers | RFR Tract 246 #18207131220 | 11,570 |
| 359782 | May 26, 1989 | May 26, 1989 | Exxon Corp. | Chambers | Broussard-Herbert a/C #1 #1307101672 | 7,105 |
| 359677 | May 26, 1989 | May 26, 1989 | Exxon Corp. | Refugio | Heard, Fannie V. W. #2939131758 | 4,905 |
| 359623 | May 26, 1989 | May 26, 1989 | Exxon Corp. | Cochran | West Levelland Unit #25207932402 | 5,200 |