| 382625 | Dec 20, 1990 | Dec 20, 1990 | Exxon Corp. | Panola | Jones, Elsie #536532418 | 9,700 |
| 382426 | Dec 20, 1990 | Dec 20, 1990 | Exxon Corp. | Kleberg | King Ranch Seeligson #E14727332166 | 8,510 |
| 382426Amendment | Dec 20, 1990 | Dec 20, 1990 | Exxon Corp. | Kleberg | King Ranch Seeligson #E14727332166 | 8,510 |
| 382306 | Dec 20, 1990 | Dec 20, 1990 | Exxon Corp. | Yoakum | Cornell Unit #635950133632 | 5,400 |
| 382305 | Dec 20, 1990 | Dec 20, 1990 | Exxon Corp. | Yoakum | Cornell Unit #635650133631 | 5,400 |
| 380913 | Dec 20, 1990 | Dec 20, 1990 | Exxon Corp. | Atascosa | S.P.J.S.T. Lodge #101301865 | 7,392 |
| 382496 | Dec 19, 1990 | Dec 19, 1990 | Exxon Corp. | Cochran | Miller-Wright Unit #203A07932556 | 5,400 |
| 382185 | Dec 18, 1990 | Dec 18, 1990 | Exxon Corp. | Martin | Jones, Grace B #131733798 | 13,500 |
| 382217 | Dec 17, 1990 | Dec 17, 1990 | Exxon Corp. | Kleberg | King Ranch Madero #827300768 | 9,800 |
| 382161 | Dec 17, 1990 | Dec 17, 1990 | Exxon Corp. | Andrews | State University Hutex Cons. #2800336865 | 13,500 |
| 382216 | Dec 14, 1990 | Dec 14, 1990 | Exxon Corp. | Kenedy | Kenedy, John G. Jr. "C" #2226130748 | 10,100 |
| 382303 | Dec 12, 1990 | Dec 12, 1990 | Exxon Corp. | Yoakum | Cornell Unit #315650133629 | 5,400 |
| 382297 | Dec 12, 1990 | Dec 12, 1990 | Exxon Corp. | Montgomery | Cartwright, R. L. #1433930855 | 9,000 |
| 382304 | Dec 10, 1990 | Dec 10, 1990 | Exxon Corp. | Yoakum | Cornell Unit #631050133630 | 5,400 |
| 380615 | Dec 10, 1990 | Dec 10, 1990 | Exxon Corp. | Ector | Foster-Johnson Unit #160613504833 | 4,165 |
| 378606 | Dec 10, 1990 | Dec 10, 1990 | Exxon Corp. | Galveston | Stewart, Maco -a- A/C-2 #416701597 | 8,998 |
| 381691 | Dec 7, 1990 | Dec 7, 1990 | Exxon Corp. | Brooks | Kleberg, R.J. Tr. Viboras Past. #13804731589 | 8,800 |
| 381296 | Dec 6, 1990 | Dec 6, 1990 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #229800336855 | 7,500 |
| 381971 | Dec 5, 1990 | Dec 5, 1990 | Exxon Corp. | Harris | Tomball G U 2 #2220100077 | 5,595 |
| 381690 | Dec 4, 1990 | Dec 4, 1990 | Exxon Corp. | Kenedy | East, Mrs. S. K. #19726131117 | 11,050 |
| 381689 | Dec 4, 1990 | Dec 4, 1990 | Exxon Corp. | Duval | Exxon Dowdy Fee #3613136988 | 2,460 |
| 381688 | Dec 4, 1990 | Dec 4, 1990 | Exxon Corp. | Brooks | Kleberg, R.j.jr.tr.quiteria Past #11304731303 | 8,650 |
| 381687 | Dec 4, 1990 | Dec 4, 1990 | Exxon Corp. | Atascosa | Schorsch, Henry #101301880 | 7,405 |
| 381549 | Dec 4, 1990 | Dec 4, 1990 | Exxon Corp. | Brooks | Santa FE Ranch #6104730814 | 7,600 |
| 381298 | Dec 4, 1990 | Dec 4, 1990 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #67000336858 | 7,500 |
| 381297 | Dec 4, 1990 | Dec 4, 1990 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #156600336802 | 7,500 |
| 381295 | Dec 4, 1990 | Dec 4, 1990 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #49200336857 | 7,500 |
| 381285 | Dec 4, 1990 | Dec 4, 1990 | Exxon Corp. | Brooks | Kleberg,r.j.jr.tr. Viboras Past. #3404701563 | 7,650 |
| 381552 | Nov 29, 1990 | Nov 29, 1990 | Exxon Corp. | Duval | Exxon-Yates Ranch Fee "D" #713137439 | 11,050 |
| 381552Amendment | Nov 29, 1990 | Nov 29, 1990 | Exxon Corp. | Duval | Exxon-Yates Ranch Fee "D" #713137439 | 11,050 |
| 380663 | Nov 29, 1990 | Nov 29, 1990 | Exxon Corp. | Fort Bend | Lockwood & Sharp -A- #8715730971 | 5,456 |
| 381230 | Nov 27, 1990 | Nov 27, 1990 | Exxon Corp. | Andrews | Means/San Andres/Unit #1712A00336852 | 4,900 |
| 381223 | Nov 27, 1990 | Nov 27, 1990 | Exxon Corp. | Brooks | Kleberg, R.J. Jr.tr. Los Muertos #504700319 | 9,000 |
| 381222 | Nov 27, 1990 | Nov 27, 1990 | Exxon Corp. | Brooks | Kleberg, R.J. Jr.tr.barrosa Past #404730231 | 7,980 |
| 381219 | Nov 27, 1990 | Nov 27, 1990 | Exxon Corp. | Andrews | Means/San Andres/Unit #1706A00336853 | 4,900 |
| 380073 | Nov 27, 1990 | Nov 27, 1990 | Exxon Corp. | Fort Bend | Davis, J. H. P., Est. #5115730155 | 5,490 |
| 381221 | Nov 26, 1990 | Nov 26, 1990 | Exxon Corp. | Brooks | Santa FE Ranch #8004731209 | 7,100 |
| 381067 | Nov 26, 1990 | Nov 26, 1990 | Exxon Corp. | Polk | Granbury, C. B. #1437300257 | 4,210 |
| 380604 | Nov 26, 1990 | Nov 26, 1990 | Exxon Corp. | Gregg | Gregston, C. GU1 #218330846 | 11,900 |
| 380604Amendment | Nov 26, 1990 | Nov 26, 1990 | Exxon Corp. | Gregg | Gregston, C. GU1 #218330846 | 11,900 |
| 380337 | Nov 26, 1990 | Nov 26, 1990 | Exxon Corp. | Cochran | Wright, D. S. "J" #807932541 | 5,000 |
| 380336 | Nov 26, 1990 | Nov 26, 1990 | Exxon Corp. | Cochran | Wright, D. S. "J" #907932540 | 5,000 |
| 380334 | Nov 26, 1990 | Nov 26, 1990 | Exxon Corp. | Cochran | Wright, D. S. "J" #407932542 | 5,000 |
| 380041 | Nov 26, 1990 | Nov 26, 1990 | Exxon Corp. | Scurry | Sharton Ridge Canyon Unit #160941533109 | 7,600 |
| 381009 | Nov 21, 1990 | Nov 21, 1990 | Exxon Corp. | Brooks | Santa FE Ranch #1904701400 | 9,100 |
| 380904 | Nov 21, 1990 | Nov 21, 1990 | Exxon Corp. | Fort Bend | Lockwood & Sharp -A- #12215731849 | 6,300 |
| 381443 | Nov 20, 1990 | Nov 20, 1990 | Exxon Corp. | Harris | Webster Field Unit #41520132218 | 6,100 |
| 379519 | Nov 20, 1990 | Nov 20, 1990 | Exxon Corp. | Cochran | Miller-Wright Unit #204607932530 | 5,400 |
| 379518 | Nov 20, 1990 | Nov 20, 1990 | Exxon Corp. | Cochran | Miller-Wright Unit #204407932531 | 5,400 |
| 379517 | Nov 20, 1990 | Nov 20, 1990 | Exxon Corp. | Cochran | Miller-Wright Unit #204707932532 | 5,400 |
| 380729 | Nov 19, 1990 | Nov 19, 1990 | Exxon Corp. | Atascosa | Sandeen, John #201301777 | 7,390 |
| 379759 | Nov 19, 1990 | Nov 19, 1990 | Exxon Corp. | Wood | Hargett, Beaulah Mrs. #1449931714 | 8,500 |
| 381197 | Nov 16, 1990 | Nov 16, 1990 | Exxon Corp. | Polk | Exxon Mineral Fee #537330760 | 8,400 |
| 378680 | Nov 16, 1990 | Nov 16, 1990 | Exxon Corp. | Duval | Kohler, V. "A" #17713137400 | 3,740 |
| 381094 | Nov 15, 1990 | Nov 15, 1990 | Exxon Corp. | Duval | Driscoll Foundation "B" #213137436 | 4,875 |
| 381052 | Nov 15, 1990 | Nov 15, 1990 | Exxon Corp. | Martin | Brown, Bob #131733781 | 13,500 |
| 380870 | Nov 15, 1990 | Nov 15, 1990 | Exxon Corp. | Cochran | West Levelland Unit #126A07932547 | 5,200 |
| 380869 | Nov 15, 1990 | Nov 15, 1990 | Exxon Corp. | Cochran | West Levelland Unit #26407932546 | 5,200 |
| 380868 | Nov 15, 1990 | Nov 15, 1990 | Exxon Corp. | Cochran | West Levelland Unit #37407932545 | 5,200 |
| 380728 | Nov 15, 1990 | Nov 15, 1990 | Exxon Corp. | Brooks | Kleberg,r.j.,jr.tr.viboras Past. #3004701487 | 8,310 |
| 380726 | Nov 15, 1990 | Nov 15, 1990 | Exxon Corp. | Kenedy | Sarita Field Oil & Gas Unit #10026100403 | 8,290 |
| 380605 | Nov 15, 1990 | Nov 15, 1990 | Exxon Corp. | Jefferson | Cordts-Ward Unit #124501610 | 10,905 |
| 380911 | Nov 14, 1990 | Nov 14, 1990 | Exxon Corp. | Kleberg | King Ranch Borregos #21127300113 | 7,266 |
| 380652 | Nov 14, 1990 | Nov 14, 1990 | Exxon Corp. | Midland | Bryant, Leon #132931705 | 11,500 |
| 380871 | Nov 13, 1990 | Nov 13, 1990 | Exxon Corp. | Cochran | West Levelland Unit #26907932548 | 5,200 |
| 380727 | Nov 13, 1990 | Nov 13, 1990 | Exxon Corp. | Kenedy | Sarita Field Oil & Gas Unit #2426100023 | 8,003 |
| 378661 | Nov 13, 1990 | Nov 13, 1990 | Exxon Corp. | Jim Wells | King Ranch Borregos #63624931930 | 9,550 |
| 380903 | Nov 12, 1990 | Nov 12, 1990 | Exxon Corp. | Titus | Williams, I. N. "A" #2144930513 | 4,650 |
| 380115 | Nov 12, 1990 | Nov 12, 1990 | Exxon Corp. | Live Oak | Reynolds, Mary A. #2129702359 | 6,000 |
| 380606 | Nov 8, 1990 | Nov 8, 1990 | Exxon Corp. | Brooks | Kleberg,r.j. Jr.tr.quiteria Past #12304731461 | 8,050 |
| 378049 | Nov 7, 1990 | Nov 7, 1990 | Exxon Corp. | Wharton | Blue Creek Ranch Co. #748102544 | 6,762 |
| 380353 | Nov 6, 1990 | Nov 6, 1990 | Exxon Corp. | Martin | Dawkins, D. G. #131733771 | 13,500 |
| 380573 | Nov 5, 1990 | Nov 5, 1990 | Exxon Corp. | Reagan | Hughes, Zulette #1038332928 | 10,648 |
| 380569 | Nov 5, 1990 | Nov 5, 1990 | Exxon Corp. | Upton | Pembrook Unit #821946133082 | 8,500 |
| 380568 | Nov 5, 1990 | Nov 5, 1990 | Exxon Corp. | Upton | Pembrook Unit #901A46133081 | 8,500 |
| 380280 | Nov 5, 1990 | Nov 5, 1990 | Exxon Corp. | Kenedy | Sarita Field Oil & Gas Unit #2226100021 | 6,500 |
| 380043 | Nov 2, 1990 | Nov 2, 1990 | Exxon Corp. | Scurry | Sharon Ridge Canyon Unit #240941533110 | 7,600 |
| 380007 | Nov 2, 1990 | Nov 2, 1990 | Exxon Corp. | Gaines | Robertson Clearfork Unit #660116534278 | 7,200 |
| 380007Amendment | Nov 2, 1990 | Nov 2, 1990 | Exxon Corp. | Gaines | Robertson Clearfork Unit #660116534278 | 7,200 |
| 380005 | Nov 2, 1990 | Nov 2, 1990 | Exxon Corp. | Gaines | Robertson Clearfork Unit #530116534276 | 7,200 |
| 380124 | Nov 1, 1990 | Nov 1, 1990 | Exxon Corp. | Brooks | Kleberg,r.j.,jr.tr.viboras Past. #5704730180 | 7,500 |
| 380124Amendment | Nov 1, 1990 | Nov 1, 1990 | Exxon Corp. | Brooks | Kleberg,r.j.,jr.tr.viboras Past. #5704730180 | 7,500 |
| 380434 | Oct 31, 1990 | Oct 31, 1990 | Exxon Corp. | Tyler | Santa FE Energy Co. #145730448 | 8,080 |
| 380434Amendment | Oct 31, 1990 | Oct 31, 1990 | Exxon Corp. | Tyler | Santa FE Energy Co. #145730448 | 8,300 |
| 380434Amendment | Oct 31, 1990 | Oct 31, 1990 | Exxon Corp. | Tyler | Santa FE Energy Co. #145730448 | 8,300 |
| 380009 | Oct 30, 1990 | Oct 30, 1990 | Exxon Corp. | Gaines | Robertson Clearfork Unit #650116534271 | 7,200 |
| 380074 | Oct 29, 1990 | Oct 29, 1990 | Exxon Corp. | Fort Bend | Brazos Farms #4015731848 | 3,800 |
| 380029 | Oct 26, 1990 | Oct 26, 1990 | Exxon Corp. | Goliad | Albrecht, W. D. #117532558 | 7,800 |
| 379805 | Oct 25, 1990 | Oct 25, 1990 | Exxon Corp. | Upton | Giddings Estate Fee #124746133079 | 13,500 |
| 379673 | Oct 25, 1990 | Oct 25, 1990 | Exxon Corp. | Cochran | West Levelland Unit #88A07932533 | 5,200 |
| 379672 | Oct 25, 1990 | Oct 25, 1990 | Exxon Corp. | Cochran | West Levelland Unit #153A07932534 | 5,200 |
| 379671 | Oct 25, 1990 | Oct 25, 1990 | Exxon Corp. | Cochran | West Levelland Unit #35807932535 | 5,200 |
| 379670 | Oct 25, 1990 | Oct 25, 1990 | Exxon Corp. | Cochran | West Levelland Unit #37307932536 | 5,200 |
| 379669 | Oct 25, 1990 | Oct 25, 1990 | Exxon Corp. | Cochran | West Levelland Unit #121A07932537 | 5,200 |
| 379828 | Oct 24, 1990 | Oct 24, 1990 | Exxon Corp. | Upton | Pembrook Unit #40546133078 | 8,500 |
| 379826 | Oct 24, 1990 | Oct 24, 1990 | Exxon Corp. | Upton | Pembrook Unit #114346133075 | 8,500 |
| 379429 | Oct 24, 1990 | Oct 24, 1990 | Exxon Corp. | Harris | Pendarvis, M. A. #120105739 | 6,054 |
| 379830 | Oct 23, 1990 | Oct 23, 1990 | Exxon Corp. | Reagan | Trigg, Mary Katherine #238333011 | 10,242 |
| 379830Amendment | Oct 23, 1990 | Oct 23, 1990 | Exxon Corp. | Reagan | Trigg, Mary Katherine #238333011 | 10,242 |
| 379827 | Oct 23, 1990 | Oct 23, 1990 | Exxon Corp. | Upton | Pembrook Unit #103246133077 | 8,500 |