| De Garza, J. G. #742-427-31526 | Sun Expl. & Prod. Co.-Corpus | Starr, TX | Plugged | 8,300 | Apr 16, 1981 | — | — |
| Obrien J. M. #44 F42-391-01053 | Sun Expl. & Prod. Co.-Corpus | Refugio, TXGreta (600) | PluggedGas | 3,615 | Mar 26, 1981 | — | — |
| Garcia M. M. -L- #542-427-03686 | Sun Expl. & Prod. Co.-Corpus | Starr, TXGarcia (Solis A-V-B) | PluggedOil | 4,275 | Mar 5, 1981 | — | — |
| De Lopez C. V. -B- #142-427-00445 | Sun Expl. & Prod. Co.-Corpus | Starr, TXKelsey South (5800) | PluggedOil | 6,207 | Feb 27, 1981 | — | — |
| Weil Brothers #4042-247-31200 | Sun Expl. & Prod. Co.-Corpus | Jim Hogg, TXWeil | PluggedOil | 6,150 | Feb 23, 1981 | — | — |
| State Tract 56 #142-355-31667 | Sun Expl. & Prod. Co.-Corpus | Nueces, TX | Plugged | 9,300 | Nov 5, 1980 | — | — |
| Butts State Unit #142-355-31594 | Sun Expl. & Prod. Co.-Corpus | Nueces, TX | Not on schedule | 13,000 | Aug 20, 1980 | — | — |
| Montalvo, I. V. -a- #1842-427-31451 | Sun Expl. & Prod. Co.-Corpus | Starr, TX | Not on schedule | 10,000 | Aug 6, 1980 | — | — |
| Gonzales, B. P. #242-427-31453 | Sun Expl. & Prod. Co.-Corpus | Starr, TX | Plugged | 9,491 | Aug 6, 1980 | — | — |
| McKinney, A. #3042-427-31443 | Sun Expl. & Prod. Co.-Corpus | Starr, TX | Plugged | 11,500 | Jul 8, 1980 | — | — |
| Seeligson Unit #016742-249-81422 | Sun Expl. & Prod. Co.-Corpus | Jim Wells, TX | Not on schedule | 6,200 | Jul 1, 1980 | — | — |
| McFaddin -a- #5442-469-31514 | Sun Expl. & Prod. Co.-Corpus | Victoria, TXMcFaddin NW. (5930) | PluggedGas | 6,700 | Jul 1, 1980 | — | — |
| Olmitos Ranch, Inc. #142-479-32785 | Sun Expl. & Prod. Co.-Corpus | Webb, TX | Plugged | 6,900 | Jun 27, 1980 | — | — |
| Seelingson Unit #4323T42-273-01476 | Sun Expl. & Prod. Co.-Corpus | Kleberg, TXSeeligson (Zone 16-D) | Not on scheduleGas | 5,945 | Jun 20, 1980 | — | — |
| Seeligson Unit #016742-249-81420 | Sun Expl. & Prod. Co.-Corpus | Jim Wells, TX | Not on schedule | 6,200 | Jun 18, 1980 | — | — |
| East, T. T. -a- #2042-247-31231 | Sun Expl. & Prod. Co.-Corpus | Jim Hogg, TX | Not on schedule | 5,300 | May 29, 1980 | — | — |
| East, T. T. -a- #1942-247-31232 | Sun Expl. & Prod. Co.-Corpus | Jim Hogg, TX | Not on schedule | 5,500 | May 29, 1980 | — | — |
| Dunn-Kerlin #242-273-31468 | Sun Expl. & Prod. Co.-Corpus | Kleberg, TX | Plugged | 11,270 | May 21, 1980 | — | — |
| Willacy, Hidalgo Unit #142-215-80168 | Sun Expl. & Prod. Co.-Corpus | Hidalgo, TX | Not on schedule | 8,939 | May 15, 1980 | — | — |
| Canales, P. #118M42-249-81416 | Sun Expl. & Prod. Co.-Corpus | Jim Wells, TX | Not on schedule | 7,110 | May 9, 1980 | — | — |
| Ramirez, Alonzo "C" #542-247-31218 | Sun Expl. & Prod. Co.-Corpus | Jim Hogg, TX | Plugged | 5,010 | Apr 11, 1980 | — | — |
| De Garcia B.G. #3542-427-31410 | Sun Expl. & Prod. Co.-Corpus | Starr, TXFrost (Villarreal -A-) | PluggedGas | 9,500 | Mar 25, 1980 | — | — |
| Seeligson Unit #142542-249-03045 | Sun Expl. & Prod. Co.-Corpus | Jim Wells, TXSeeligson (Zone 20-C-02) | PluggedGas | 6,125 | Feb 26, 1980 | — | — |
| State Tract 425 #242-355-31485 | Sun Expl. & Prod. Co.-Corpus | Nueces, TX | Plugged | 12,800 | Feb 21, 1980 | — | — |
| Montalvo I. V. -C- #1242-427-00580 | Sun Expl. & Prod. Co.-Corpus | Starr, TXSun North (D-2-G) | PluggedGas | 5,270 | Jan 29, 1980 | — | — |
| State Tract 423 #742-355-05829 | Sun Expl. & Prod. Co.-Corpus | Nueces, TXRed Fish Bay (Zone 8) | PluggedGas | 8,520 | Jan 14, 1980 | — | — |
| Garcia M. M. #442-427-04247 | Sun Expl. & Prod. Co.-Corpus | Starr, TXGarcia (Frost -A-) | PluggedOil | 3,860 | Jan 9, 1980 | — | — |
| Hancock 1-E Gas Unit #142-481-03443 | Sun Expl. & Prod. Co.-Corpus | Wharton, TXWharco Shilling W.(wilcox Up.) | PluggedGas | 11,053 | Dec 11, 1979 | — | — |
| Seeligson Unit #016242-249-81395 | Sun Expl. & Prod. Co.-Corpus | Jim Wells, TX | Not on schedule | 6,720 | Dec 3, 1979 | — | — |
| Frost Natl. Bank Ind. Ex. -B- #3042-427-04640 | Sun Expl. & Prod. Co.-Corpus | Starr, TXGarcia (Miller -B- VI) | PluggedOil | 4,212 | Nov 29, 1979 | — | — |
| Canales, P. #124AF42-249-81391 | Sun Expl. & Prod. Co.-Corpus | Jim Wells, TX | Not on schedule | 6,802 | Oct 29, 1979 | — | — |
| Seeligson Unit #141742-249-81389 | Sun Expl. & Prod. Co.-Corpus | Jim Wells, TX | Not on schedule | 6,166 | Oct 23, 1979 | — | — |
| State Tract 7 #142-273-31410 | Sun Expl. & Prod. Co.-Corpus | Kleberg, TX | Plugged | 12,500 | Oct 22, 1979 | — | — |
| Driggs, J. P. #342-311-80501 | Sun Expl. & Prod. Co.-Corpus | McMullen, TX | Not on schedule | 3,033 | Oct 11, 1979 | — | — |
| Frnka W.R. #342-089-31069 | Sun Expl. & Prod. Co.-Corpus | Colorado, TXHancock (2625) | PluggedGas | 6,800 | Aug 6, 1979 | — | — |
| Seeligson Unit #430142-273-01549 | Sun Expl. & Prod. Co.-Corpus | Kleberg, TXSeeligson (Zone 19-B-03) | PluggedGas | 6,019 | Jul 31, 1979 | — | — |
| Bentsen Bros. -B- #642-427-30184 | Sun Expl. & Prod. Co.-Corpus | Starr, TXJudd City (Pirtle 5960 Sd.) | PluggedOil | 6,591 | Jul 30, 1979 | — | — |
| Canales A. T. #4142-273-01700 | Sun Expl. & Prod. Co.-Corpus | Kleberg, TXTijerina-Canales-Blucher (10600) | PluggedGas | 11,504 | Jun 13, 1979 | — | — |
| Wood C. G. & R. H. #15 C42-391-03919 | Sun Expl. & Prod. Co.-Corpus | Refugio, TXWoodsboro (4000) | PluggedGas | 6,600 | May 17, 1979 | — | — |
| Wiederkehr. L #17642-131-32072 | Sun Expl. & Prod. Co.-Corpus | Duval, TXGovt. Well N. (990 a Sand) | PluggedGas | 1,200 | Mar 14, 1979 | — | — |
| Marberry M.M. #1342-469-01581 | Sun Expl. & Prod. Co.-Corpus | Victoria, TXMcFaddin (2750) | PluggedGas | 7,250 | Mar 5, 1979 | — | — |
| O Brien J.M. -a- #142-391-00831 | Sun Expl. & Prod. Co.-Corpus | Refugio, TXGreta (1080) | PluggedGas | 3,400 | Mar 1, 1979 | — | — |
| Garcia Land & Livestock Co. #142-427-31300 | Sun Expl. & Prod. Co.-Corpus | Starr, TXReilly (Vicksburg) | PluggedGas | 5,000 | Feb 13, 1979 | — | — |
| Vela Irene -C- Unit #9 #3 U42-427-31283 | Sun Expl. & Prod. Co.-Corpus | Starr, TXGarcia | PluggedOil | 4,200 | Dec 13, 1978 | — | — |
| Duval County Ranch Co. #4542-131-31309 | Sun Expl. & Prod. Co.-Corpus | Duval, TXCasa Blanca E. (Govt. Wells) | PluggedGas | 1,706 | Dec 5, 1978 | — | — |
| Duval County Ranch Co. #5042-131-31888 | Sun Expl. & Prod. Co.-Corpus | Duval, TXCasa Blanca E. (Govt. Wells) | PluggedGas | 1,809 | Dec 5, 1978 | — | — |
| Garcia Oil Unit No. 11 R. #242-427-81148 | Sun Expl. & Prod. Co.-Corpus | Starr, TXGarcia | PluggedOil | 3,854 | Nov 1, 1978 | — | — |
| Canales Ruth S. #1 U42-247-30401 | Sun Expl. & Prod. Co.-Corpus | Jim Hogg, TXJule Walker (Yegua 6900) | Not on scheduleGas | 7,545 | Oct 12, 1978 | — | — |
| Canales Ruth S. #342-247-30848 | Sun Expl. & Prod. Co.-Corpus | Jim Hogg, TXJule Walker (Yegua 7500) | PluggedGas | 7,800 | Sep 8, 1978 | — | — |
| Marberry M. M. #242-039-30804 | Sun Expl. & Prod. Co.-Corpus | Brazoria, TXMcFaddin (3200) | PluggedGas | 1,676 | Aug 14, 1978 | — | — |