| State-Trees 18 #142-371-36939 | Meco IV LLC only | Pecos, TXWaha (Delaware) | PluggedGas | 5,339 | Sep 8, 1999 | — | — |
| Yates Field Unit #51B0642-371-06552 | Kinder Morgan Production Co LLC only | Pecos, TXYates | PluggedOil | 1,999 | Sep 7, 1999 | — | — |
| Yates Field Unit #36F2642-371-32807 | Kinder Morgan Production Co LLC only | Pecos, TXYates | ActiveOil | 1,825 | Sep 7, 1999 | — | — |
| Blackstone-Slaughter J #142-371-10844 | Vaquero Operating only | Pecos, TXGrey Ranch (Devonian) | ActiveGas | 14,603 | Aug 31, 1999 | — | — |
| West Ranch #310442-371-36938 | Longfellow Energy LP only | Pecos, TXPinon (Overthrust) | ActiveGas | 7,810 | Aug 31, 1999 | — | — |
| Four C San Andres Unit #14S42-371-31468 | Saguaro Petroleum LLC only | Pecos, TXFour C (San Andres) | ActiveOil | 4,325 | Aug 27, 1999 | — | — |
| Yates Field Unit #23F0742-371-05706 | Kinder Morgan Production Co LLC only | Pecos, TXYates | PluggedOil | 1,999 | Aug 26, 1999 | — | — |
| Yates Field Unit #40C4142-371-32391 | Kinder Morgan Production Co LLC only | Pecos, TXYates | ActiveOil | 1,365 | Aug 26, 1999 | — | — |
| Yates Field Unit #36C5242-371-34726 | Kinder Morgan Production Co LLC only | Pecos, TXYates | Shut inOil | 1,847 | Aug 26, 1999 | — | — |
| Fort Stockton Gas Unit # 6 #242-371-36603 | MBX Operating LLC only | Pecos, TXGomez (Ellenburger) | ActiveGas | 22,074 | Aug 26, 1999 | — | — |
| Burns #2__42-371-36934 | Dinero Operating Companypermitted by · no operator of record | Pecos, TXMona (Tansill, Gas) | Plugged | 900 | Aug 23, 1999 | — | — |
| El Paso #242-371-36935 | Olsen Energy Inc. only | Pecos, TXMona (Wichita-Albany) | PluggedGas | 5,000 | Aug 23, 1999 | — | — |
| Vastar 121 #242-371-36933 | Western Reserves Oil Company Incpermitted by · no operator of record | Pecos, TX | Plugged | 4,700 | Aug 18, 1999 | — | — |
| Santa Rosa #342-371-10165 | Graham, Bill J. Oil & Gas Corp.permitted by · no operator of record | Pecos, TXSanta Rosa (Ellenburger) | Plugged | 9,800 | Aug 11, 1999 | — | — |
| Ft. Stockton South Unit #3801W42-371-04883 | Durango Resources Corp. only | Pecos, TXFort Stockton | PluggedOil | 3,350 | Aug 6, 1999 | — | — |
| Ft. Stockton South Unit #3907W42-371-05053 | Durango Resources Corp. only | Pecos, TXFort Stockton | Shut inOil | 3,320 | Aug 6, 1999 | — | — |
| Ft. Stockton South Unit #280742-371-05361 | Durango Resources Corp. only | Pecos, TXFort Stockton | PluggedOil | 3,350 | Aug 6, 1999 | — | — |
| Yates I. G. #71742-371-36930 | Shallow Production Oper LLC only | Pecos, TXToborg | ActiveOil | 490 | Aug 5, 1999 | — | — |
| Ft. Stockton South Unit #4201W42-371-04874 | Durango Resources Corp. only | Pecos, TXFort Stockton | ActiveInjection | 3,300 | Aug 4, 1999 | — | — |
| Ft. Stockton South Unit #420242-371-04875 | Durango Resources Corp. only | Pecos, TXFort Stockton | Shut inOil | 3,300 | Aug 4, 1999 | — | — |
| Cities Services et al #442-371-36834 | Glossop Oil & Gas LLC only | Pecos, TXWentz (Clear Fork) | PluggedOil | 4,050 | Aug 4, 1999 | — | — |
| Yates I. G. #71542-371-36927 | Shallow Production Oper LLC only | Pecos, TXToborg | ActiveOil | 527 | Aug 4, 1999 | — | — |
| Yates I. G. #71442-371-36928 | Shallow Production Oper LLC only | Pecos, TXToborg | ActiveOil | 510 | Aug 4, 1999 | — | — |
| Yates, I. G. #71642-371-36929 | Clide Oil Corp.permitted by · no operator of record | Pecos, TXToborg | Not on schedule | 600 | Aug 4, 1999 | — | — |
| Yates I. G. #71842-371-36931 | Shallow Production Oper LLC only | Pecos, TXToborg | ActiveOil | 485 | Aug 4, 1999 | — | — |
| La Escalera Ranch #10742-371-36932 | Ampak Oil Companypermitted by · no operator of record | Pecos, TX | Plugged | 1,200 | Aug 3, 1999 | — | — |
| Kennedy #110142-371-31837 | Amtex Energy Inc. only | Pecos, TXWildcat | PluggedGas | 9,000 | Jul 30, 1999 | — | — |
| Yates Field Unit #52H0142-371-02448 | Kinder Morgan Production Co LLC only | Pecos, TXYates | ActiveOil | 1,632 | Jul 22, 1999 | — | — |
| Yates Field Unit #77A0142-371-07067 | Kinder Morgan Production Co LLC only | Pecos, TXYates | ActiveOil | 1,850 | Jul 22, 1999 | — | — |
| Yates Field Unit #53G1142-371-35722 | Kinder Morgan Production Co LLC only | Pecos, TXYates | Shut inOil | 1,862 | Jul 22, 1999 | — | — |
| Yates Field Unit #275C1642-371-06574 | Kinder Morgan Production Co LLC only | Pecos, TXYates | Shut inOil | 1,945 | Jul 21, 1999 | — | — |
| Yates Field Unit #40B1942-371-06590 | Kinder Morgan Production Co LLC only | Pecos, TXYates | PluggedOil | 1,999 | Jul 21, 1999 | — | — |
| Fresno State #142-371-36925 | Diamond G Production only | Pecos, TXHokit NW. (Wolfcamp) | ActiveGas | 7,834 | Jul 20, 1999 | — | — |
| Yates I. G. #71342-371-36924 | Shallow Production Oper LLC only | Pecos, TXToborg | ActiveOil | 520 | Jul 13, 1999 | — | — |
| Tyrrell W. C. Unit No. 1 #442-371-36923 | Chevron Midcontinent L.P. only | Pecos, TXGomez NW. (Wolfcamp) | ActiveGas | 11,741 | Jul 12, 1999 | — | — |
| Yates South SWD #1__42-371-31094 | Marathon Oil Companypermitted by · no operator of record | Pecos, TXYates | Plugged | 9,875 | Jul 7, 1999 | — | — |
| Sullivan Unit #d 1942-371-36919 | Caroil LLC only | Pecos, TXBrown & Thorp (Clear Fork) | ActiveInjection | 3,300 | Jul 6, 1999 | — | — |
| Sullivan Unit #d 2042-371-36920 | Caroil LLC only | Pecos, TXBrown & Thorp (Clear Fork) | ActiveInjection | 3,300 | Jul 6, 1999 | — | — |
| Sullivan Unit #d 2142-371-36921 | Caroil LLC only | Pecos, TXBrown & Thorp (Clear Fork) | Shut inOil | 3,300 | Jul 6, 1999 | — | — |
| Sullivan Unit #d 1842-371-36922 | Caroil LLC only | Pecos, TXBrown & Thorp (Clear Fork) | ActiveInjection | 3,308 | Jul 6, 1999 | — | — |
| Eaton B #142-371-00385 | Olsen Energy Inc. only | Pecos, TXPecos Valley East (Montoya) | PluggedGas | 5,500 | Jul 5, 1999 | — | — |
| Troporo /Devonian/ Unit #30942-371-36915 | P.o.&g. Operating LLC only | Pecos, TXTroporo (Devonian) | PluggedOil | 6,000 | Jul 1, 1999 | — | — |
| Moore Wayne #1442-371-10862 | XTO Energy Inc. only | Pecos, TXWaha (Montoya FB-3) | ActiveGas | 17,258 | Jun 30, 1999 | — | — |
| West Ranch #320442-371-36918 | Longfellow Energy LP only | Pecos, TXPinon (Overthrust) | Temporarily abandonedGas | 8,272 | Jun 23, 1999 | — | — |
| Comanche State 18 #142-371-36916 | Limark Corporation only | Pecos, TXHammerhead (Wichita-Albany) | PluggedGas | 5,600 | Jun 14, 1999 | — | — |
| Atkins State #342-371-30583 | Incline Energy only | Pecos, TXPecos Valley S. (Ellen.) | PluggedGas | 7,500 | Jun 7, 1999 | — | — |
| Giesecke #242-371-01387 | Travers Resources, Inc.permitted by · no operator of record | Pecos, TX | Not on schedule | 1,500 | Jun 4, 1999 | — | — |
| Woodward 55 #342-371-36914 | Olsen Energy Inc. only | Pecos, TXChenot N. (Wichita Albany) | ActiveGas | 5,173 | Jun 4, 1999 | — | — |
| Moore-Gilmore #342-371-36912 | Diamondback E&P LLC only | Pecos, TXWaha S. (Delaware) | PluggedOil | 7,500 | Jun 3, 1999 | — | — |
| Colville 16 #142-371-36913 | Nortis Energy Texas, L.L.C.permitted by · no operator of record | Pecos, TX | Plugged | 7,500 | Jun 3, 1999 | — | — |