| King Ranch Stratton #P24942-273-30556 | Exxon Mobil Corporation | Kleberg, TXStratton (Consolidated) | PluggedGas | 9,591 | Dec 18, 1991 | — | — |
| Sarita Field Oil & Gas Unit #2042-261-00020 | Exxon Mobil Corporation | Kenedy, TXSarita ( 2-A) | PluggedGas | 8,250 | Dec 16, 1991 | — | — |
| King Ranch Stratton #P26942-273-31935 | Exxon Mobil Corporation | Kleberg, TXStratton (Consolidated) | PluggedGas | 8,380 | Dec 16, 1991 | — | — |
| King Ranch Stratton #P239 F42-273-30287 | Exxon Mobil Corporation | Kleberg, TXStratton (7100 T-5) | PluggedOil | 7,400 | Dec 13, 1991 | — | — |
| King Ranch Stratton #P244DF42-273-30409 | Exxon Mobil Corporation | Kleberg, TXStratton (Consolidated) | PluggedGas | 7,450 | Nov 27, 1991 | — | — |
| McGill Bros. #318DF42-047-01451 | Exxon Mobil Corporation | Brooks, TXKelsey (Frio Consol.) | PluggedGas | 6,150 | Oct 28, 1991 | — | — |
| King Ranch Stratton #a 5942-273-30170 | Exxon Mobil Corporation | Kleberg, TXStratton (Consolidated) | PluggedGas | 6,425 | Sep 6, 1991 | — | — |
| Henderson F.A. -B- #1142-135-36492 | Exxon Mobil Corporation | Ector, TXCowden South (Canyon 8790) | PluggedOil | 9,350 | Aug 28, 1991 | — | — |
| McGill Bros. #40142-047-01652 | Exxon Mobil Corporation | Brooks, TXKelsey (Frio Consol.) | PluggedGas | 8,026 | Aug 27, 1991 | — | — |
| King Ranch Stratton #t 3442-273-30497 | Exxon Mobil Corporation | Kleberg, TXStratton (Bertram SW) | PluggedOil | 7,180 | Aug 19, 1991 | — | — |
| King Ranch Stratton #t 38DF42-273-30555 | Exxon Mobil Corporation | Kleberg, TXStratton (Consolidated) | PluggedGas | 7,075 | Aug 19, 1991 | — | — |
| McGill Bros. #292 D42-047-01126 | Exxon Mobil Corporation | Brooks, TXKelsey Deep (Zone 19-a C) | PluggedOil | 6,600 | Aug 12, 1991 | — | — |
| King Ranch Borregos #m 32 B42-273-31651 | Exxon Mobil Corporation | Kleberg, TXStratton (N-23 SW) | PluggedOil | 7,983 | Aug 9, 1991 | — | — |
| King Ranch Stratton #a 74 D42-273-30233 | Exxon Mobil Corporation | Kleberg, TXStratton (F-89 A) | PluggedOil | 7,400 | Aug 7, 1991 | — | — |
| Kleberg R.J. Jr Tr.viboras Past. #70 F42-047-30617 | Exxon Mobil Corporation | Brooks, TXWildcat | PluggedGas | 9,000 | Jul 9, 1991 | — | — |
| King Ranch Morgan #m 8342-273-31682 | Exxon Mobil Corporation | Kleberg, TXStratton (Consolidated) | PluggedGas | 7,456 | Jun 24, 1991 | — | — |
| King Ranch San Jose de la Parra #50 D42-261-30785 | Exxon Mobil Corporation | Kenedy, TXCalandria (F-06 N) | PluggedGas | 8,270 | Jun 19, 1991 | — | — |
| King Ranch Badeno #1742-261-31019 | Exxon Mobil Corporation | Kenedy, TXSan Jose South (H-30) | PluggedGas | 8,940 | Jun 10, 1991 | — | — |
| King Ranch Badeno #1342-261-30793 | Exxon Mobil Corporation | Kenedy, TXSan Jose South (H-30) | PluggedGas | 8,400 | Jun 6, 1991 | — | — |
| King Ranch Chiltipin #3942-273-30152 | Exxon Mobil Corporation | Kleberg, TXHinojosa N. (F-15) | PluggedGas | 9,500 | Feb 28, 1991 | — | — |
| Santa FE Energy Co. #242-457-30451 | Exxon Mobil Corporation | Tyler, TXJacks Creek (Wilcox F) | PluggedGas | 8,300 | Feb 14, 1991 | — | — |
| Kelsey Unit #m 3 E42-047-00975 | Exxon Mobil Corporation | Brooks, TXKelsey Deep (Zone 20-a N) | PluggedOil | 6,205 | Jan 4, 1991 | — | — |
| Kleberg R.J. Jr TR Vib. Past. #30 H42-047-01487 | Exxon Mobil Corporation | Brooks, TXWildcat | PluggedOil | 8,310 | Nov 15, 1990 | — | — |
| Sarita Field Oil & Gas Unit #2442-261-00023 | Exxon Mobil Corporation | Kenedy, TXSarita ( 5-KLM C) | PluggedOil | 8,003 | Nov 13, 1990 | — | — |
| Williams I. N. a #2142-449-30513 | Exxon Mobil Corporation | Titus, TXTalco | PluggedOil | 4,650 | Nov 12, 1990 | — | — |
| Sarita Field Oil & Gas Unit #37 H42-261-00126 | Exxon Mobil Corporation | Kenedy, TXSarita ( 5-P) | PluggedOil | 7,600 | Jul 26, 1990 | — | — |
| King Ranch Morgan #p 1542-273-31587 | Exxon Mobil Corporation | Kleberg, TXStratton (Consolidated) | PluggedGas | 7,400 | Jun 8, 1990 | — | — |
| King Ranch Borregos #29742-273-00056 | Exxon Mobil Corporation | Kleberg, TXBorregos (Consolidated Gas) | PluggedGas | 6,325 | May 25, 1990 | — | — |
| King Ranch Visnaga #2742-273-31843 | Exxon Mobil Corporation | Kleberg, TXYeary (I-51) | PluggedGas | 9,300 | May 14, 1990 | — | — |
| Sarita Field Oil & Gas Unit #73 D42-261-00305 | Exxon Mobil Corporation | Kenedy, TXSarita ( 5-G & H E) | PluggedOil | 8,275 | Apr 30, 1990 | — | — |
| King Ranch Borregos #224DH42-273-00112 | Exxon Mobil Corporation | Kleberg, TXBorregos (Consolidated Gas) | PluggedGas | 5,900 | Apr 4, 1990 | — | — |
| King Ranch Stratton #a 68 D42-273-30228 | Exxon Mobil Corporation | Kleberg, TXStratton (Consolidated) | PluggedGas | 7,382 | Apr 4, 1990 | — | — |
| McGill Brothers #17142-047-01120 | Exxon Mobil Corporation | Brooks, TXKelsey (Frio Consol.) | PluggedGas | 6,800 | Feb 21, 1990 | — | — |
| King Ranch Alazan #39842-273-31775 | Exxon Mobil Corporation | Kleberg, TXAlazan North (Frio Cons.) | PluggedGas | 10,900 | Feb 13, 1990 | — | — |
| Kohler V. -a- #12842-131-33918 | Exxon Mobil Corporation | Duval, TXWildcat | PluggedOil | 5,925 | Feb 12, 1990 | — | — |
| King Ranch West Borregos #M101C42-249-30537 | Exxon Mobil Corporation | Jim Wells, TXHobby (Upper Alice) | PluggedGas | 5,650 | Jan 19, 1990 | — | — |
| Thomas M.G. et al #242-489-30925 | Exxon Mobil Corporation | Willacy, TXTordilla (M-50 E) | PluggedGas | 15,300 | Jan 4, 1990 | — | — |
| Sarita FLD Oil & Gas Unit #17542-261-30718 | Exxon Mobil Corporation | Kenedy, TXSarita (5-B) | PluggedOil | 6,000 | Nov 9, 1989 | — | — |
| King Ranch Borregos #304DF42-273-00104 | Exxon Mobil Corporation | Kleberg, TXBorregos (Consolidated Gas) | PluggedGas | 6,952 | Nov 9, 1989 | — | — |
| King Ranch Borregos #524DF42-273-30418 | Exxon Mobil Corporation | Kleberg, TXBorregos (Consolidated Gas) | PluggedGas | 6,889 | Nov 9, 1989 | — | — |
| Kleberg R.j.jr.r Viboras Past St #542-047-31093 | Exxon Mobil Corporation | Brooks, TXViboras (Top Vxbg.-H-910) | PluggedGas | 10,400 | Nov 7, 1989 | — | — |
| Sarita Field Oil & Gas Unit #155 D42-261-30558 | Exxon Mobil Corporation | Kenedy, TXSarita (6-B) | PluggedOil | 9,700 | Oct 18, 1989 | — | — |
| King Ranch Seeligson #E14642-273-32156 | Exxon Mobil Corporation | Kleberg, TXT-C-B E. (20-I-4 NE 3 ) | PluggedOil | 8,500 | Oct 5, 1989 | — | — |
| King Ranch Borregos #544DF42-273-31214 | Exxon Mobil Corporation | Kleberg, TXBorregos (Consolidated Gas) | PluggedGas | 7,500 | Aug 4, 1989 | — | — |
| King Ranch Seeligson #E14342-273-32148 | Exxon Mobil Corporation | Kleberg, TXT-C-B E (20-I-4 NE) | PluggedOil | 8,560 | Jul 19, 1989 | — | — |
| King Ranch Borregos #61942-273-31914 | Exxon Mobil Corporation | Kleberg, TXBorregos (Consolidated Gas) | PluggedGas | 7,000 | Jun 27, 1989 | — | — |
| King Ranch Stratton #P26542-273-31866 | Exxon Mobil Corporation | Kleberg, TXStratton (Consolidated) | PluggedGas | 7,700 | Jun 1, 1989 | — | — |
| Kelsey Unit #M386 D42-047-01624 | Exxon Mobil Corporation | Brooks, TXKelsey (Frio Consol.) | PluggedGas | 6,400 | May 15, 1989 | — | — |
| Dawson James H. #2DF42-047-30321 | Exxon Mobil Corporation | Brooks, TXMariposa (C11-N6 Cons. Gas) | PluggedGas | 9,789 | Apr 11, 1989 | — | — |
| King Ranch Alazan #26DH42-273-00662 | Exxon Mobil Corporation | Kleberg, TXAlazan North (Frio Cons.) | PluggedGas | 8,920 | Apr 11, 1989 | — | — |