| Halff Estate 20 #442-461-30707 | EOG Resources Inc. only | UptonAmacker-Tippett (Devonian) | PluggedOil | 11,790 | Oct 26, 1988 | 1 | Aug 2001 |
| State University Hutex Cons. #142-003-02525 | Fasken Oil and Ranch Ltd. only | AndrewsHutex (Devonian) | PluggedOil | 12,596 | Oct 25, 1988 | 2 | — |
| Halff Estate #2 #242-461-30581 | EOG Resources Inc. only | UptonAmacker-Tippett (Strawn) | PluggedOil | 11,703 | Oct 10, 1988 | 1 | May 2001 |
| Breedlove -a- #142-317-33495 | Pioneer Natural Res. USA Inc. only | MartinSpraberry (Trend Area) | PluggedOil | 13,000 | Sep 22, 1988 | 3 | Jan 2000 |
| David Fasken -N- Deep #542-003-04395 | Occidental Permian Ltd. only | AndrewsInez (Consolidated) | PluggedOil | 13,190 | Sep 21, 1988 | 2 | Apr 2026 |
| Cody a #142-461-10022 | EOG Resources Inc. only | UptonAmacker-Tippett S. (Wolfcamp) | PluggedOil | 12,432 | Sep 16, 1988 | 3 | Dec 2004 |
| University -13-G- #242-003-06557 | Mobil Producing TX. & N.M. Inc. only | AndrewsShafter Lake (Ellenburger) | PluggedOil | 12,000 | Sep 15, 1988 | 1 | — |
| Dollarhide Unit #4318D42-003-36236 | Scout Energy Management LLC only | AndrewsDollarhide (Devonian) | PluggedOil | 8,200 | Sep 8, 1988 | 1 | Apr 2026 |
| Chilton 289 #2__42-165-34001 | Nearburg Producing Companypermitted by · no operator of record | GainesTex-Sin (Devonian) | Plugged | 12,800 | Aug 26, 1988 | 1 | — |
| North Dollarhide Unit #40442-003-36232 | OXY USA WTP LP only | AndrewsDollarhide (Clear Fork) | Shut inOil | 8,300 | Aug 22, 1988 | 1 | Apr 2026 |
| North Dollarhide Unit #40342-003-36233 | OXY USA WTP LP only | AndrewsDollarhide (Clear Fork) | Shut inOil | 8,100 | Aug 22, 1988 | 1 | Apr 2026 |
| University 141A 173 #a 3W42-003-05346 | Highmark Energy Operating LLC only | AndrewsShafter Lake (Devonian) | Shut inOil | 10,618 | Aug 18, 1988 | 1 | Apr 2026 |
| University 154 #842-003-05372 | Highmark Energy Operating LLC only | AndrewsShafter Lake (Ellenburger) | Shut inOil | 11,805 | Aug 18, 1988 | 1 | Nov 2013 |
| Texas -PP- #1042-003-36224 | Scout Energy Management LLC only | AndrewsShafter Lake (Devonian) | Shut inOil | 12,088 | Aug 17, 1988 | 2 | Feb 2022 |
| McAlister -E- #142-329-01963 | Endeavor Energy Resources L.P. only | MidlandSpraberry (Trend Area) | PluggedOil | 11,295 | Aug 11, 1988 | 2 | May 2007 |
| Sealy-Smith Foundation -a- #2442-495-05281 | Hilcorp Energy Company only | WinklerMonahans North (Fusselman) | ActiveOil | 12,600 | Aug 10, 1988 | 1 | Apr 2026 |
| University -154- #1942-003-35972 | Highmark Energy Operating LLC only | AndrewsShafter Lake (Devonian) | Shut inOil | 9,900 | Jul 18, 1988 | 2 | May 2021 |
| Webb L. F. #1D42-501-31807 | Four Star Oil and Gas Company only | YoakumBrahaney (Devonian) | PluggedOil | 11,800 | Jul 8, 1988 | 2 | — |
| Troporo /Devonian/ Unit #31042-371-36098 | P.o.&g. Operating LLC only | PecosTroporo (Devonian) | ActiveOil | 5,600 | Jun 29, 1988 | 1 | Apr 2026 |
| University -8-1- #442-003-10003 | Thompson J. Cleo only | AndrewsHutex (Devonian) | PluggedOil | 12,654 | Jun 23, 1988 | 2 | Jun 2005 |
| Odc 273 #142-165-33987 | Page Energy only | GainesSanta FE-Page (Devonian) | PluggedOil | 12,700 | Jun 23, 1988 | 1 | — |
| Block 31 Unit #m 3M42-103-30862 | OXY USA EOR LLC only | CraneBlock 31 (Devonian) | PluggedOil | 9,100 | Jun 15, 1988 | 1 | Apr 2026 |
| Block 31 Unit #g 4G42-103-30141 | OXY USA EOR LLC only | CraneBlock 31 (Devonian) | PluggedOil | 9,059 | Jun 14, 1988 | 1 | Apr 2026 |
| Block 31 Unit #h 9H42-103-33861 | Hilcorp Energy Company only | CraneBlock 31 (Devonian) | ActiveGas | 9,460 | Jun 2, 1988 | 1 | Apr 2026 |
| Block 31 Unit #h 11H42-103-33862 | OXY USA EOR LLC only | CraneBlock 31 (Devonian) | Shut inOil | 9,460 | Jun 2, 1988 | 1 | Apr 2026 |
| Block 31 Unit #h 10H42-103-33863 | OXY USA EOR LLC only | CraneBlock 31 (Devonian) | Shut inOil | 9,490 | Jun 2, 1988 | 2 | Apr 2026 |
| Block 31 Unit #g 14G42-103-33867 | OXY USA EOR LLC only | CraneBlock 31 (Devonian) | Shut inOil | 9,410 | Jun 2, 1988 | 1 | Apr 2026 |
| Barbee #142-443-30232 | Graham Royalty Ltd. only | TerrellSheffield SE (Canyon) | PluggedGas | 10,500 | May 31, 1988 | 2 | — |
| Block 31 Unit #g 13G42-103-33866 | OXY USA EOR LLC only | CraneBlock 31 (Devonian) | Shut inOil | 9,390 | May 27, 1988 | 1 | Apr 2026 |
| Campbell Seth #142-495-30164 | Gulf Oil Corp. only | WinklerKermit South (Devonian-Oil) | PluggedOil | 3,500 | May 24, 1988 | 1 | — |
| Miles -B- #442-003-31745 | Maralo LLC only | AndrewsDeep Rock (Penn.) | PluggedOil | 10,100 | May 23, 1988 | 2 | Jun 2017 |
| Block 31 Unit #q 1542-103-33858 | OXY USA EOR LLC only | CraneBlock 31 (Devonian) | Shut inOil | 9,360 | May 20, 1988 | 1 | Apr 2026 |
| Block 31 Unit #m 8M42-103-33859 | OXY USA EOR LLC only | CraneBlock 31 (Devonian) | Shut inOil | 9,410 | May 20, 1988 | 1 | Apr 2026 |
| Miles B #2 D42-003-03359 | Highmark Energy Operating LLC only | AndrewsDeep Rock (Devonian) | Shut inOil | 12,235 | May 17, 1988 | 1 | Jun 2017 |
| Buchanan #13442-329-00181 | Baxter Murphy H. only | MidlandAzalea (Devonian) | PluggedOil | 11,367 | May 13, 1988 | 1 | — |
| Block 31 Unit #q 6 L42-103-31167 | OXY USA EOR LLC only | CraneBlock 31 (Devonian) | PluggedOil | 9,150 | May 9, 1988 | 1 | Apr 2026 |
| McAlister #142-329-01406 | Pioneer Natural Res. USA Inc. only | MidlandSpraberry (Trend Area) | PluggedOil | 11,403 | May 9, 1988 | 2 | Apr 2016 |
| Ratliff & Bedford #17WS42-003-05115 | Hilcorp Energy Company only | AndrewsBedford (Devonian) | ActiveWater Supply | 9,130 | May 4, 1988 | 2 | Apr 2026 |
| Dollarhide Unit #4912 D42-003-36143 | Scout Energy Management LLC only | AndrewsDollarhide (Devonian) | PluggedOil | 8,000 | May 4, 1988 | 1 | Apr 2026 |
| Dollarhide Unit #4911 D42-003-36144 | Scout Energy Management LLC only | AndrewsDollarhide (Devonian) | ActiveInjection | 7,825 | May 4, 1988 | 1 | Apr 2026 |
| Dollarhide Unit #4316 D42-003-36145 | Scout Energy Management LLC only | AndrewsDollarhide (Devonian) | ActiveInjection | 8,510 | May 4, 1988 | 1 | Apr 2026 |
| Sandefur #142-329-31611 | Southwest Royalties Inc. only | MidlandAzalea (Devonian) | PluggedOil | 12,300 | Apr 29, 1988 | 2 | Aug 2013 |
| Dollarhide Unit #5001 D42-003-36140 | Scout Energy Management LLC only | AndrewsDollarhide (Devonian) | Shut inOil | 7,823 | Apr 28, 1988 | 1 | Apr 2026 |
| Ratliff H #142-135-35629 | Diamondback E&P LLC only | EctorHeadlee N. (Devonian) | ActiveGas | 13,720 | Apr 20, 1988 | 3 | Apr 2026 |
| McElroy Ranch Co. G #142-461-00689 | Chevron U. S. A. Inc. only | UptonTexel (Devonian) | PluggedOil | 12,310 | Apr 18, 1988 | 1 | — |
| Taylor #142-461-32351 | Diamondback E&P LLC only | UptonTaylor Draw (Devonian) | ActiveOil | 10,400 | Apr 13, 1988 | 2 | Apr 2026 |
| University 1312 #142-003-35813 | Oilfield Management Inc. (A) only | AndrewsShafter Lake (Devonian) | PluggedOil | 12,400 | Mar 29, 1988 | 5 | — |
| McClintic -D- #1842-329-00614 | Pioneer Natural Res. USA Inc. only | MidlandSpraberry (Trend Area) | PluggedOil | 11,410 | Mar 24, 1988 | 1 | Nov 2022 |
| McElroy Ranch Co. G #16 L42-461-30375 | FDL Operating LLC only | UptonMcElroy North (Ellenburger) | PluggedOil | 12,110 | Mar 24, 1988 | 2 | Jan 2015 |
| University -154- #2042-003-36105 | Highmark Energy Operating LLC only | AndrewsShafter Lake (Devonian) | PluggedOil | 9,975 | Mar 23, 1988 | 1 | May 2021 |