| Gripon H. A. a/C #1 #3042-071-30795 | Exxon Corp. | Chambers, TXAnahuac (Chgd. Shallow Sds.) | PluggedGas | 7,700 | Sep 10, 1991 | — | — |
| Broussard J. E. a/C 1 #1142-071-01476 | Exxon Corp. | Chambers, TXAnahuac (Chgd. Shallow Sds.) | PluggedGas | 7,151 | Aug 29, 1991 | — | — |
| King Ranch San Jose de la Parra #29 F42-261-30566 | Exxon Corp. | Kenedy, TXCalandria (E-77 N) | PluggedGas | 8,400 | Aug 29, 1991 | — | — |
| Santa FE Ranch -B- #3042-215-30420 | Exxon Corp. | Hidalgo, TXSanta FE South (G-22) | PluggedOil | 8,000 | Aug 27, 1991 | — | — |
| King Ranch Alazan #137 D42-273-00717 | Exxon Corp. | Kleberg, TXAlazan (2760) | PluggedGas | 6,160 | Aug 27, 1991 | — | — |
| Broussard J.E. a/C-1 #2442-071-31218 | Exxon Corp. | Chambers, TXAnahuac (Miocene 19) | PluggedGas | 5,600 | Aug 26, 1991 | — | — |
| Kleberg R.J. Jr.tr. Viboras Past #9342-047-30890 | Exxon Corp. | Brooks, TXViboras West (I-33) | PluggedGas | 9,100 | Aug 22, 1991 | — | — |
| King Ranch Morgan #p 4 D42-273-30191 | Exxon Corp. | Kleberg, TXStratton (Consolidated) | PluggedGas | 6,725 | Aug 21, 1991 | — | — |
| King Ranch Borregos #m 47 B42-273-32060 | Exxon Corp. | Kleberg, TXBorregos (Zone N-25) | PluggedGas | 8,500 | Aug 20, 1991 | — | — |
| Douglass GU 6 #142-347-00134 | Exxon Corp. | Nacogdoches, TXDouglass (Rodessa) | PluggedGas | 9,415 | Aug 20, 1991 | — | — |
| Kleberg R.J. Jr.tr. Zach Pasture #842-047-30106 | Exxon Corp. | Brooks, TXViboras ( G-54 Viii) | PluggedGas | 8,710 | Aug 19, 1991 | — | — |
| King Ranch Borregos #247 G42-273-00457 | Exxon Corp. | Kleberg, TXBorregos (Zone S- 5) | PluggedGas | 8,500 | Aug 13, 1991 | — | — |
| King Ranch Alazan #403 F42-273-31813 | Exxon Corp. | Kleberg, TXMadero E. (I-05) | PluggedGas | 9,580 | Aug 12, 1991 | — | — |
| King Ranch East Laureles #b 25 F42-273-31941 | Exxon Corp. | Kleberg, TXBina N.E. (H-22) | PluggedGas | 9,050 | Jul 24, 1991 | — | — |
| East S. K Mrs. #107 D42-261-30678 | Exxon Corp. | Kenedy, TXTajos (G-44) | PluggedGas | 10,800 | Jul 22, 1991 | — | — |
| Montalvo N.R. #28 F42-427-04868 | Exxon Corp. | Starr, TXWildcat | PluggedGas | 4,995 | Jul 18, 1991 | — | — |
| King Ranch Tio Moya #942-261-30663 | Exxon Corp. | Kenedy, TXCalandria (H-59) | PluggedGas | 9,550 | Jun 14, 1991 | — | — |
| King Ranch Stratton #A4742-273-30147 | Exxon Corp. | Kleberg, TXStratton (Consolidated) | PluggedGas | 6,800 | Jun 12, 1991 | — | — |
| King Ranch Alazan #31 F42-273-00692 | Exxon Corp. | Kleberg, TXWildcat | PluggedGas | 8,950 | Jun 11, 1991 | — | — |
| Mrs. A.M.K. Bass #4842-247-31497 | Exxon Corp. | Jim Hogg, TXKelsey Deep (5725) | PluggedGas | 8,300 | Jun 10, 1991 | — | — |
| King Ranch-Stratton #a 33 D42-273-30092 | Exxon Corp. | Kleberg, TXStratton (Consolidated) | PluggedGas | 7,100 | Jun 7, 1991 | — | — |
| King Ranch Alazan #58 D42-273-00634 | Exxon Corp. | Kleberg, TXAlazan North (E-77 N) | PluggedGas | 8,050 | Jun 6, 1991 | — | — |
| King Ranch Alazan #18242-273-01833 | Exxon Corp. | Kleberg, TXAlazan (All Zones) | PluggedOil | 6,120 | Jun 5, 1991 | — | — |
| King Ranch Alazan #41642-273-31965 | Exxon Corp. | Kleberg, TXMadero (H-81) | PluggedGas | 11,400 | Jun 3, 1991 | — | — |
| King Ranch Alazan #327 D42-273-31336 | Exxon Corp. | Kleberg, TXAlazan (I-75) | PluggedGas | 10,000 | May 24, 1991 | — | — |
| East Mrs. S.K. #40 F42-261-00477 | Exxon Corp. | Kenedy, TXRita (9-N-III) | PluggedGas | 7,700 | May 8, 1991 | — | — |
| King Ranch Chiltipin #5842-273-31219 | Exxon Corp. | Kleberg, TXLobo SE. (F-70) | PluggedOil | 6,300 | May 8, 1991 | — | — |
| King Ranch Alazan #42342-273-32030 | Exxon Corp. | Kleberg, TXMadero E. (I-12) | PluggedOil | 11,400 | May 8, 1991 | — | — |
| Bass A.M.K. Mrs. #3542-247-30806 | Exxon Corp. | Jim Hogg, TXKelsey Deep (Zone 22-a NW-2) | PluggedGas | 8,900 | May 3, 1991 | — | — |
| K. R. San Jose de la Parra #39 F42-261-30684 | Exxon Corp. | Kenedy, TXCalandria (I-76) | PluggedGas | 9,700 | Apr 29, 1991 | — | — |
| King Ranch Chiltipin #9142-273-31638 | Exxon Corp. | Kleberg, TXHinojosa N. (F-15) | PluggedOil | 5,835 | Apr 26, 1991 | — | — |
| King Ranch San Jose de la Parra #31 D42-261-30571 | Exxon Corp. | Kenedy, TXCalandria (H - 72) | PluggedGas | 9,350 | Apr 25, 1991 | — | — |
| King Ranch San Jose de la Parra #32 F42-261-30576 | Exxon Corp. | Kenedy, TXWildcat | PluggedGas | 9,200 | Apr 23, 1991 | — | — |
| King Ranch San Jose de la Parra #23 D42-261-30473 | Exxon Corp. | Kenedy, TXCalandria (G-33) | PluggedGas | 6,800 | Apr 19, 1991 | — | — |
| Montalvo N.R. #19 F42-427-04721 | Exxon Corp. | Starr, TXSun (D-2-B) | Not on scheduleGas | 5,512 | Apr 18, 1991 | — | — |
| Broussard J. E. a/C 2 #14 F42-071-01468 | Exxon Corp. | Chambers, TXAnahuac (Miocene 13) | PluggedGas | 8,506 | Apr 15, 1991 | — | — |
| King Ranch Chiltipin #7042-273-31371 | Exxon Corp. | Kleberg, TXHinojosa N. (E-97) | PluggedOil | 6,410 | Apr 11, 1991 | — | — |
| Montalvo N.R. #2742-427-04828 | Exxon Corp. | Starr, TXSun (F-4-G) | PluggedGas | 4,960 | Mar 29, 1991 | — | — |
| King Ranch San Jose de la Parra #6842-261-31099 | Exxon Corp. | Kenedy, TXSan Jose East (I-19) | PluggedGas | 11,200 | Mar 27, 1991 | — | — |
| White P.E. B #5342-131-06008 | Exxon Corp. | Duval, TXWildcat | PluggedGas | 2,551 | Mar 26, 1991 | — | — |
| King Ranch Alazan #77 H42-273-00686 | Exxon Corp. | Kleberg, TXAlazan North (G-91) | PluggedGas | 8,050 | Mar 26, 1991 | — | — |
| Mariposa Field Gas Unit #s 442-047-31440 | Exxon Corp. | Brooks, TXMariposa (K-12) | PluggedGas | 10,250 | Mar 22, 1991 | — | — |
| East Mrs. Alice K. B #6042-247-31680 | Exxon Corp. | Jim Hogg, TXChatterton (F-80) | PluggedGas | 7,000 | Mar 19, 1991 | — | — |
| Tomball Gas Unit No. 2 #2142-201-00069 | Exxon Corp. | Harris, TXTomball (Miocene 12) | PluggedGas | 5,609 | Mar 15, 1991 | — | — |
| Tomball GU 2 #942-201-00130 | Exxon Corp. | Harris, TXTomball (Miocene 1650) | PluggedGas | 5,571 | Mar 15, 1991 | — | — |
| King Ranch Alazan #11642-273-00590 | Exxon Corp. | Kleberg, TXWildcat | PluggedGas | 9,000 | Mar 13, 1991 | — | — |
| Arco Mineral Fee #142-373-30767 | Exxon Corp. | Polk, TXJacks Creek (Wilcox E) | PluggedOil | 9,050 | Mar 5, 1991 | — | — |
| Tomball GU 1 #1342-201-00360 | Exxon Corp. | Harris, TXTomball (Vicksburg 4050) | PluggedGas | 5,588 | Feb 26, 1991 | — | — |
| Armstrong Charles M. #4242-261-30241 | Exxon Corp. | Kenedy, TXCandelaria (I-83) | PluggedGas | 9,860 | Feb 25, 1991 | — | — |
| Conroe Field Unit #292642-339-00395 | Exxon Corp. | Montgomery, TXConroe ( Cockfield Upper) | PluggedOil | 5,152 | Feb 1, 1991 | — | — |