| Brown & Thorp Waterflood Unit #181842-371-36319 | Greenstone Energy LLC only | Pecos, TXBrown & Thorp East (Tubb) | ActiveOil | 3,200 | Sep 4, 1991 | — | — |
| Brown & Thorp Waterflood Unit #191742-371-36318 | Greenstone Energy LLC only | Pecos, TXBrown & Thorp East (Tubb) | ActiveOil | 3,180 | Sep 3, 1991 | — | — |
| Brown & Thorp Waterflood Unit #1710W42-371-36320 | Greenstone Energy LLC only | Pecos, TXBrown & Thorp East (Tubb) | ActiveInjection | 3,200 | Aug 29, 1991 | — | — |
| Redmond B #142-371-01772 | Free Rein Operating LLC only | Pecos, TXPecos Valley (Devonian) | ActiveGas | 5,850 | Aug 12, 1991 | — | — |
| Belding Yates Unit #803A42-371-36307 | Vin Fisher Operating Inc. only | Pecos, TXBelding (Yates) | ActiveInjection | 2,810 | Jul 31, 1991 | — | — |
| Chancellor #1__42-371-36310 | Dyad Petroleum Companypermitted by · no operator of record | Pecos, TXChancellor (Delaware Sand) | Plugged | 5,600 | Jul 29, 1991 | — | — |
| Whiteside, O.R. -8- #142-371-36312 | Mobil Producing TX. & N.M. Inc.permitted by · no operator of record | Pecos, TXRojo Caballos (Delaware) | Not on schedule | 6,000 | Jul 25, 1991 | — | — |
| Yates Field Unit #82E21HZ42-371-33815 | Kinder Morgan Production Co LLC only | Pecos, TXYates | ActiveInjection | 1,754 | Jul 24, 1991 | — | — |
| Hodge J.H. #4A42-371-36311 | WWM Operating LLC only | Pecos, TXWaha (Delaware) | PluggedGas | 5,100 | Jul 24, 1991 | — | — |
| Four C Clear Fork Unit #7C42-371-36308 | Warren, Joe H.permitted by · no operator of record | Pecos, TXFour C (Clear Fork) | Not on schedule | 4,000 | Jul 16, 1991 | — | — |
| Austin #142-371-04285 | Topat Oil Corporation only | Pecos, TXSanta Rosa (Waddell) | PluggedGas | 9,520 | Jul 15, 1991 | — | — |
| Smith M.A. -1024- #24S42-371-07783 | J Rico Oil LLC only | Pecos, TXYates (Smith Sand) | ActiveInjection | 950 | Jul 2, 1991 | — | — |
| Howenstine -a- #542-371-36306 | Beaver Oil & Gas Operating LLC only | Pecos, TXFort Stockton | ActiveOil | 3,020 | Jun 27, 1991 | — | — |
| Auta #142-371-34582 | North American Royalties Inc. only | Pecos, TXAuta (Ellenburger) | PluggedGas | 5,400 | Jun 20, 1991 | — | — |
| Arrowhead #1C42-371-36294 | Seay Exploration Inc. only | Pecos, TXHuber (Detrital 5150) | PluggedOil | 6,000 | Jun 13, 1991 | — | — |
| Odom -C- #242-371-03783 | White Rock Oil & Gas LLC only | Pecos, TXPuckett (Strawn) | ActiveGas | 11,460 | Jun 10, 1991 | — | — |
| Chalkley #442-371-32453 | Olsen Energy Inc. only | Pecos, TXLehn-Apco S. (Wichita-Albany) | ActiveOil | 4,850 | Jun 7, 1991 | — | — |
| Collins #142-371-36304 | Kstone Energy LLC only | Pecos, TXU S M (Queen) | ActiveOil | 3,550 | Jun 3, 1991 | — | — |
| Schlosser Fred Estate -B- #742-371-36305 | XTO Energy Inc. only | Pecos, TXRojo Caballos (Delaware) | PluggedOil | 6,000 | Jun 3, 1991 | — | — |
| Chalkley #142-371-31805 | Olsen Energy Inc. only | Pecos, TXLehn-Apco S. (Wichita-Albany) | ActiveGas | 4,740 | May 31, 1991 | — | — |
| Schlosser Fred Estate -B- #642-371-36303 | XTO Energy Inc. only | Pecos, TXRojo Caballos (Delaware) | PluggedOil | 6,000 | May 30, 1991 | — | — |
| Crazy Horse #1ST42-371-36226 | Lynx Petroleum Consultants Inc.permitted by · no operator of record | Pecos, TX | Plugged | 10,000 | May 21, 1991 | — | — |
| Millar L. H. et al Sec. 63 #1442-371-31760 | Chevron U. S. A. Inc. only | Pecos, TXWentz (San Andres) | PluggedOil | 4,685 | May 14, 1991 | — | — |
| Pecos-J-Fee Oil Unit #1__42-371-36302 | Texaco E & P Inc.permitted by · no operator of record | Pecos, TXGomez (Wolfcamp Upper) | Plugged | 11,200 | May 7, 1991 | — | — |
| University 9 #242-371-36301 | Simata Energy LLC only | Pecos, TXViejos (Devonian) | ActiveOil | 6,470 | Apr 12, 1991 | — | — |
| Price Ruth et al E #242-371-30139 | Moonlite Oil & Gas Company only | Pecos, TXCrossett S. (Detrital) | ActiveOil | 5,550 | Apr 8, 1991 | — | — |
| University 8 #242-371-36300 | Fuller Production Inc. only | Pecos, TXViejos (Devonian) | PluggedOil | 6,500 | Mar 28, 1991 | — | — |
| Fort Stockton Unit #31442-371-36295 | Double Barrel Oil LLC only | Pecos, TXFort Stockton | ActiveOil | 3,350 | Mar 19, 1991 | — | — |
| Wilson Ranch 6 #1__42-371-36298 | Wilson, Wm. B. Exploration Inc.permitted by · no operator of record | Pecos, TX | Plugged | 2,300 | Mar 19, 1991 | — | — |
| Lehn-Apco North /1600/ Unit #402W42-371-04974 | Molder Tom only | Pecos, TXLehn-Apco North (1600) | PluggedOil | 2,004 | Mar 8, 1991 | — | — |
| Four C San Andres Unit #4I42-371-31657 | Saguaro Petroleum LLC only | Pecos, TXFour C (San Andres) | ActiveInjection | 3,130 | Feb 28, 1991 | — | — |
| Norma #142-371-36296 | Jay Management Company LLC only | Pecos, TXWentz (Clear Fork) | Shut inOil | 2,937 | Feb 12, 1991 | — | — |
| Price Ruth et al D (NCT-B) #342-371-30454 | Olsen Energy Inc. only | Pecos, TXEl Cinco (Wichita Albany) | PluggedGas | 5,200 | Feb 7, 1991 | — | — |
| Lutz #142-371-03214 | Soil Energy Inc. only | Pecos, TXAbell (Permian-General) | PluggedOil | 4,840 | Feb 4, 1991 | — | — |
| State-Harral #142-371-32498 | Mobil Producing TX. & N.M. Inc. only | Pecos, TXHokit (Queen) | PluggedGas | 3,500 | Jan 31, 1991 | — | — |
| Elsinore #6842-371-31777 | Strategy Operating LLC only | Pecos, TXElsinore (Wolfcamp) | Temporarily abandonedGas | 7,955 | Jan 21, 1991 | — | — |
| Silverman Phillips #342-371-03793 | Apv McCamey LLC only | Pecos, TXAbell (Permian-General) | Shut inOil | 5,208 | Jan 18, 1991 | — | — |
| Fort Stockton Unit #31342-371-36293 | Double Barrel Oil LLC only | Pecos, TXFort Stockton | ActiveGas | 3,400 | Jan 14, 1991 | — | — |
| Athey Charles B. #a 3D42-371-10678 | Mobil Producing TX. & N.M. Inc. only | Pecos, TXCoyanosa N. (Delaware) | PluggedOil | 5,460 | Jan 3, 1991 | — | — |
| Wilson Ranch 20 #342-371-34059 | Wilson Wm. B. Exploration Inc. only | Pecos, TXWillie B. (San Andres) | PluggedGas | 1,902 | Jan 3, 1991 | — | — |
| O Hanlon #102742-371-32337 | K.W.A. Inc. only | Pecos, TXRojo Caballos (Delaware) | PluggedOil | 18,582 | Dec 19, 1990 | — | — |
| Four C Clearfork Unit #2W42-371-36290 | Warren, Joe H.permitted by · no operator of record | Pecos, TXFour C (Clear Fork) | Not on schedule | 250 | Dec 11, 1990 | — | — |
| Yates Field Unit #24B21HZ42-371-33496 | Kinder Morgan Production Co LLC only | Pecos, TXYates | ActiveInjection | 1,441 | Dec 7, 1990 | — | — |
| Moore Wayne #2142-371-36289 | XTO Energy Inc. only | Pecos, TXWaha (Delaware) | Temporarily abandonedGas | 6,250 | Dec 3, 1990 | — | — |
| State of Texas -H- #242-371-32308 | Production Marketing Assoc Inc only | Pecos, TXBelding E. (Yates) | PluggedOil | 2,756 | Nov 29, 1990 | — | — |
| Smith M.A. -1024- #13S42-371-04459 | J Rico Oil LLC only | Pecos, TXYates (Smith Sand) | ActiveOil | 970 | Nov 13, 1990 | — | — |
| Smith M.A. -1024- #16S42-371-05747 | J Rico Oil LLC only | Pecos, TXYates (Smith Sand) | ActiveOil | 1,023 | Nov 13, 1990 | — | — |
| Heagy -W- #142-371-34188 | Stout Energy Inc. only | Pecos, TXAbell (McKee Wofford) | PluggedOil | 7,000 | Nov 8, 1990 | — | — |
| University Lands - Section 10 #102TG42-371-36284 | Texasgulf Inc.permitted by · no operator of record | Pecos, TX | Plugged | 1,193 | Oct 26, 1990 | — | — |
| University Lands - Section 9 #693TG42-371-36285 | Texasgulf Inc.permitted by · no operator of record | Pecos, TX | Plugged | 1,125 | Oct 26, 1990 | — | — |