| Strait B #2HZ42-127-32924 | V.A.C. Petroleum Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 7,500 | Aug 17, 1990 | 2 | — |
| Ingram/Bowan #10__42-127-32921 | — | Dimmit | Plugged | 3,900 | Aug 15, 1990 | 1 | — |
| Wilson #1HZ42-127-32920 | Tex-Hex Corp. | DimmitPearsall (Austin Chalk) | PluggedOil | 10,630 | Aug 10, 1990 | 1 | — |
| Hamilton Ranch -50- #1HZ42-127-32918 | Hamilton J. R. | DimmitPearsall (Austin Chalk) | Shut inOil | 7,459 | Aug 3, 1990 | 2 | Sep 2015 |
| Votaw Larry #12__42-127-32917 | — | Dimmit | Plugged | 3,800 | Aug 1, 1990 | 1 | — |
| Maund Unit #1HZ42-127-32916 | Edisto Resources Corporation | DimmitPearsall (Austin Chalk) | PluggedOil | 6,400 | Jul 31, 1990 | 1 | — |
| Dunlap Sam #2HZ42-127-32915 | Sabinal Resources Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 7,200 | Jul 30, 1990 | 1 | Jun 2012 |
| Jasik C. #2HZ42-127-32914 | Sage Energy Company | DimmitPearsall (Austin Chalk) | PluggedOil | 11,000 | Jul 26, 1990 | 1 | Aug 2013 |
| Elaine (5100) Unit #9542-127-32911 | White Marlin Operating Co LLC | DimmitElaine (5100) | ActiveOil | 5,183 | Jul 24, 1990 | 1 | Apr 2026 |
| Strait a #1HZ42-127-32912 | Cox & Cox Production Co. | DimmitPearsall (Austin Chalk) | PluggedOil | 7,500 | Jul 23, 1990 | 2 | Aug 1995 |
| Penfold #1__HZ42-127-32907 | — | DimmitPearsall (Austin Chalk) | Plugged | 6,200 | Jul 16, 1990 | 1 | — |
| Standifer #1 AHZ42-127-32909 | Jab Operating Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 7,200 | Jul 16, 1990 | 2 | Apr 2007 |
| Rod R.J. (Bob) #2HZ42-127-32908 | Sabinal Resources Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 7,500 | Jul 11, 1990 | 2 | Mar 2012 |
| Wilson #1HZ42-127-32903 | U. S. Operating Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 8,500 | Jul 2, 1990 | 1 | — |
| Kallio R.J. #2HZ42-127-32904 | Mission River Systems Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 7,500 | Jul 2, 1990 | 2 | Feb 1995 |
| Frost National Bank #11__42-127-32901 | — | DimmitDent Ingram (Olmos 1) | Plugged | 3,900 | Jun 26, 1990 | 1 | — |
| White-Frost Unit #1HZ42-127-32900 | Chiodo Corp. | DimmitPearsall (Austin Chalk) | PluggedOil | 6,800 | Jun 22, 1990 | 1 | Apr 1993 |
| Sabco Autumn #1HZ42-127-32898 | White Marlin Operating Co LLC | DimmitPearsall (Austin Chalk) | Shut inOil | 7,145 | Jun 18, 1990 | 1 | Jul 2023 |
| Hatch G.W. #2HZ42-127-32897 | Gulf Oil & Refining Company | DimmitPearsall (Austin Chalk) | PluggedOil | 11,100 | Jun 15, 1990 | 1 | Dec 1994 |
| Big Wells /San Miguel/ Unit #202242-127-32187 | Flint Oak Energy LLC | DimmitBig Wells (San Miguel) | PluggedOil | 5,725 | Jun 13, 1990 | 2 | Aug 2026 |
| San Pedro Ranch #31542-127-31752 | Prime Operating Company | DimmitHugh Fitzsimons (Olmos) | PluggedGas | 4,000 | Jun 8, 1990 | 2 | Jan 2023 |
| San Pedro Ranch DS #151442-127-32479 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,000 | Jun 8, 1990 | 2 | Jun 2017 |
| Box T. #1__HZ42-127-32893 | — | DimmitPearsall (Austin Chalk) | Plugged | 6,700 | Jun 4, 1990 | 1 | — |
| Woods #1HZ42-127-32894 | Union Pacific Resources Company | DimmitPearsall (Austin Chalk) | PluggedOil | 7,000 | Jun 4, 1990 | 1 | Jun 1994 |
| El Cid -C- #142-127-31142 | Bush Mark A. Oil and Gas Inc. | DimmitPearsall (Austin Chalk) | Shut inOil | 7,230 | May 24, 1990 | 2 | Nov 2021 |
| Sanchez #1HZ42-127-32892 | Gulf Production Corp. | DimmitPearsall (Austin Chalk) | PluggedOil | 6,000 | May 24, 1990 | 1 | — |
| Frost National Bank Trustee #1042-127-32890 | San Antonio Gas & Oil Inc. | DimmitDent Ingram (Olmos 1) | PluggedGas | 3,900 | May 22, 1990 | 1 | Jan 1996 |
| Ingram-Bowman No. 8 #842-127-32891 | San Antonio Gas & Oil, Inc. | DimmitDent Ingram (Olmos 1) | Not on schedule | 3,800 | May 22, 1990 | 1 | — |
| Janco - Seale #1HZ42-127-32877 | Janco Operating | DimmitPearsall (Austin Chalk) | Not on schedule | 8,200 | May 21, 1990 | 1 | — |
| Tocquigny R.O. #1HZ42-127-32886 | Virtex Operating Company Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 8,965 | May 17, 1990 | 1 | Sep 2016 |
| Campbell #2HZ42-127-32885 | Cox & Perkins Exploration Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 8,000 | May 11, 1990 | 2 | Sep 1993 |
| Pearsall-Davis #1HZ42-127-32884 | Texakoma Oil & Gas Corporation | DimmitPearsall (Austin Chalk) | PluggedOil | 9,000 | May 10, 1990 | 2 | — |
| Stumberg Unit #442-127-32880 | Botasch Operating LLC | DimmitEd Stumberg (Olmos A) | PluggedGas | 5,000 | May 9, 1990 | 1 | Apr 2010 |
| Whataburger Unit #242-127-32882 | Botasch Operating LLC | DimmitEd Stumberg (Olmos A) | PluggedGas | 5,000 | May 9, 1990 | 1 | Jul 2010 |
| Stanley #1HZ42-127-32879 | Killam Oil Co. Ltd. | DimmitPearsall (Austin Chalk) | PluggedOil | 7,000 | May 4, 1990 | 2 | Mar 1993 |
| Gise Lawrence #1HZ42-127-32878 | Navajo Exploration Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 11,000 | May 1, 1990 | 2 | Jul 1995 |
| Elaine (5100) Unit #9442-127-32873 | White Marlin Operating Co LLC | DimmitElaine (5100) | ActiveOil | 5,253 | Apr 27, 1990 | 1 | Apr 2026 |
| Whitecotton #1HHZ42-127-32876 | Pinto Oil Co. | DimmitPearsall (Austin Chalk) | PluggedOil | 6,200 | Apr 27, 1990 | 1 | — |
| Basin-Showdown Thundergun #1HZ42-127-32875 | Showdown Energy Corporation | DimmitPearsall (Austin Chalk) | PluggedOil | 7,777 | Apr 26, 1990 | 1 | — |
| Obregon #1HZ42-127-32872 | Frio Inc. | DimmitPearsall (Austin Chalk) | PluggedOil | 7,200 | Apr 25, 1990 | 2 | — |
| San Pedro Ranch #203642-127-32588 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,050 | Apr 23, 1990 | 3 | Jan 2023 |
| San Pedro Ranch #43542-127-32685 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,050 | Apr 23, 1990 | 3 | Jan 2023 |
| San Pedro Ranch #83542-127-32710 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,050 | Apr 23, 1990 | 3 | Jan 2023 |
| Light Ranch #2090 HHZ42-127-32870 | Lightning Oil Company | DimmitDoering Ranch (Buda) | PluggedGas | 8,700 | Apr 19, 1990 | 3 | — |
| Big Wells Lo. San Miguel Unit #1442-127-30279 | Flint Oak Energy LLC | DimmitBig Wells(san Miguel Lo. East) | PluggedOil | 5,830 | Apr 13, 1990 | 1 | Aug 2026 |
| 89 Ranch #1HHZ42-127-32869 | JB Oil & Gas Well Service | DimmitPearsall (Austin Chalk) | ActiveOil | 9,060 | Apr 4, 1990 | 1 | Aug 2026 |
| Stewart Lora B #6HZ42-127-32868 | Hughes Dan A. Company | DimmitPearsall (Austin Chalk) | PluggedOil | 6,000 | Mar 29, 1990 | 2 | — |
| Basin Leona #1HZ42-127-32867 | Quatro Oil and Gas Inc. | DimmitPearsall (Austin Chalk) | Shut inOil | 9,050 | Mar 28, 1990 | 1 | — |
| Basin Showdown Big Gun #1HZ42-127-32865 | Showdown Energy Corporation | DimmitPearsall (Austin Chalk) | PluggedOil | 7,777 | Mar 23, 1990 | 1 | — |
| Frost National Bank Trustee #942-127-32863 | San Antonio Gas & Oil Inc. | DimmitDent Ingram (Olmos 1) | PluggedGas | 4,000 | Mar 16, 1990 | 1 | Mar 1997 |