| 552955 | Nov 2, 2004 | Nov 2, 2004 | OXY USA WTP LP | Teague #1H | 7,500 | 27930380 |
| 549310 | Aug 17, 2004 | Aug 17, 2004 | Invoil, Inc. | Nichols Trust #1 | 6,200 | 27930029 |
| 547416 | Jul 1, 2004 | Jul 1, 2004 | Occidental Permian Ltd. | Ellwood #1H | 7,500 | 27930357 |
| 547378 | Jun 25, 2004 | Jun 25, 2004 | OXY USA WTP LP | Keeney Unit NO.1 #1H | 7,600 | 27930369 |
| 544190 | Apr 7, 2004 | Apr 7, 2004 | Triumph Exploration, Inc. | Paragon #1 | 7,500 | 27930379 |
| 543986 | Apr 6, 2004 | Apr 6, 2004 | OXY USA WTP LP | Orcutt #1 | 7,500 | 27930354 |
| 539330 | Dec 11, 2003 | Dec 11, 2003 | Finley Resources, Inc. | Barrett, H. G. #3 | 7,000 | 27930378 |
| 538603 | Nov 17, 2003 | Nov 17, 2003 | OXY USA WTP LP | Barrett B #1 | 7,500 | 27930377 |
| 538601 | Nov 17, 2003 | Nov 17, 2003 | OXY USA WTP LP | King #2 | 7,500 | 27930376 |
| 538192 | Nov 14, 2003 | Nov 14, 2003 | Finley Resources, Inc. | Barrett, H. G. #1 | 6,750 | 27930194 |
| 537248 | Oct 7, 2003 | Oct 7, 2003 | Patriot Resources, Inc. | McCurry #4 | 8,000 | 27930375 |
| 530025 | Mar 27, 2003 | Mar 27, 2003 | Occidental Permian Ltd. | Twilley A #2 | 7,500 | 27930374 |
| 529189 | Mar 6, 2003 | Mar 6, 2003 | Lackey, William H. Oil and Gas | Stacy #1 | 6,700 | 27930373 |
| 528955 | Mar 3, 2003 | Mar 3, 2003 | OXY USA WTP LP | King #1 | 7,500 | 27930372 |
| 528861 | Feb 27, 2003 | Feb 27, 2003 | Occidental Permian Ltd. | Lyda Unit No. 1 #1 | 7,500 | 27930371 |
| 528135 | Feb 5, 2003 | Feb 5, 2003 | OXY USA WTP LP | Keeney Unit No. 1 #1 | 7,500 | 27930369 |
| 523872 | Sep 20, 2002 | Sep 20, 2002 | Occidental Permian Ltd. | Stephenson Unit #1 | 7,500 | 27930367 |
| 523872Amendment | Sep 20, 2002 | Sep 20, 2002 | Occidental Permian Ltd. | Stephenson Unit #1 | 7,500 | 27930367 |
| 523819 | Sep 11, 2002 | Sep 11, 2002 | Devon SFS Operating, Inc. | Lancaster #3XH | 6,888 | 27930360 |
| 523586 | Sep 11, 2002 | Sep 11, 2002 | Occidental Permian Ltd. | Twilley Unit #1 | 7,500 | 27930366 |
| 523008 | Aug 22, 2002 | Aug 22, 2002 | Occidental Permian Ltd. | Twilley A #1 | 7,500 | 27930365 |
| 523008Amendment | Aug 22, 2002 | Aug 22, 2002 | Occidental Permian Ltd. | Twilley A #1 | 7,500 | 27930365 |
| 522375 | Jul 31, 2002 | Jul 31, 2002 | Devon SFS Operating, Inc. | Lancaster #4 | 7,500 | 27930364 |
| 521480 | Jul 1, 2002 | Jul 1, 2002 | Occidental Permian Ltd. | Roach #1 | 7,500 | 27930363 |
| 521480Amendment | Jul 1, 2002 | Jul 1, 2002 | Occidental Permian Ltd. | Roach #1 | 7,500 | 27930363 |
| 520610 | Jul 1, 2002 | Jul 1, 2002 | Rayden | Nichols Trust #1 | 7,500 | 27930029 |
| 520926 | Jun 12, 2002 | Jun 12, 2002 | Devon SFS Operating, Inc. | Tucker #1 | 7,500 | 27930362 |
| 520926Amendment | Jun 12, 2002 | Jun 12, 2002 | Devon SFS Operating, Inc. | Tucker #1 | 7,500 | 27930362 |
| 520716 | Jun 11, 2002 | Jun 11, 2002 | Energas Company | City of Littlefield R.O.W. #C012LT | 500 | 27930361 |
| 519758 | May 7, 2002 | May 7, 2002 | Devon SFS Operating, Inc. | Lancaster #3 | 7,500 | 27930360 |
| 517624 | Feb 14, 2002 | Feb 14, 2002 | Devon SFS Operating, Inc. | Lancaster #2 | 7,500 | 27930359 |
| 517183 | Jan 29, 2002 | Jan 29, 2002 | Devon SFS Operating, Inc. | Jackson #1 | 7,500 | 27930358 |
| 516180 | Dec 19, 2001 | Dec 19, 2001 | Occidental Permian Ltd. | Ellwood #1 | 7,500 | 27930357 |
| 516180Amendment | Dec 19, 2001 | Dec 19, 2001 | Occidental Permian Ltd. | Ellwood #1 | 7,500 | 27930357 |
| 516179 | Dec 19, 2001 | Dec 19, 2001 | Occidental Permian Ltd. | Snitker #2 | 7,500 | 27930356 |
| 516178 | Dec 19, 2001 | Dec 19, 2001 | Occidental Permian Ltd. | Snitker #1 | 7,500 | 27930355 |
| 516178Amendment | Dec 19, 2001 | Dec 19, 2001 | Occidental Permian Ltd. | Snitker #1 | 7,500 | 27930355 |
| 516177 | Dec 19, 2001 | Dec 19, 2001 | OXY USA WTP LP | Orcutt #1 | 7,500 | 27930354 |
| 516177Amendment | Dec 19, 2001 | Dec 19, 2001 | OXY USA WTP LP | Orcutt #1 | 7,500 | 27930354 |
| 515196 | Nov 8, 2001 | Nov 8, 2001 | Devon SFS Operating, Inc. | Lancaster #1 | 7,500 | 27930353 |
| 512479 | Aug 13, 2001 | Aug 13, 2001 | Halvey Energy Co. | Blackwell #1 | 6,900 | 27930352 |
| 505067 | Feb 14, 2001 | Feb 14, 2001 | El Paso Natural Gas Co. | CPS 646 #1 | 500 | 27930351 |
| 498356 | Nov 6, 2000 | Nov 6, 2000 | Occidental Permian Ltd. | Anton-Irish Clearfork Unit #538 | 6,500 | 27930350 |
| 483872 | Jun 9, 1999 | Jun 9, 1999 | Energas Company | City of Olton Row #C002OL | 575 | 27930349 |
| 483561 | Mar 29, 1999 | Mar 29, 1999 | Optimal Energy, Inc. | Optimal-Woodson Etal #1 | 9,600 | 27930348 |
| 475646 | Apr 28, 1998 | Apr 28, 1998 | Saturn Land Company, Inc | Farms, U. E. #1 | 6,900 | 27930329 |
| 471736 | Dec 30, 1997 | Dec 30, 1997 | Burlington Resources Oil&gas Co. | Trotter #2H | 6,950 | 27930346 |
| 470822 | Dec 16, 1997 | Dec 16, 1997 | Altura Energy Ltd. | Anton-Irish Clearfork Unit #536 | 6,200 | 27930347 |
| 468284 | Oct 1, 1997 | Oct 1, 1997 | Burlington Resources Oil&gas Co. | Trotter #2 | 6,950 | 27930346 |
| 465188 | Jul 21, 1997 | Jul 21, 1997 | Burlington Resources Oil&gas Co. | Thomas C. #1 | 7,500 | 27930345 |
| 463160 | Jun 2, 1997 | Jun 2, 1997 | Burlington Resources Oil&gas Co. | Priboth #2 | 7,150 | 27930344 |
| 463056 | May 29, 1997 | May 29, 1997 | Burlington Resources Oil&gas Co. | Gronewald #1 | 7,500 | 27930343 |
| 460821 | Apr 7, 1997 | Apr 7, 1997 | Burlington Resources Oil&gas Co. | Rose #2H | 6,698 | 27930332 |
| 460821Amendment | Apr 7, 1997 | Apr 7, 1997 | Burlington Resources Oil&gas Co. | Rose #2H | 6,795 | 27930332 |
| 460735 | Apr 4, 1997 | Apr 4, 1997 | Burlington Resources Oil&gas Co. | Moseley #2H | 6,791 | 27930322 |
| 460735Amendment | Apr 4, 1997 | Apr 4, 1997 | Burlington Resources Oil&gas Co. | Moseley #2H | 6,791 | 27930322 |
| 460680 | Apr 3, 1997 | Apr 3, 1997 | Burlington Resources Oil&gas Co. | Billy C #2H | 6,793 | 27930324 |
| 460284 | Mar 24, 1997 | Mar 24, 1997 | Burlington Resources Oil&gas Co. | Ablert T. #1 | 6,950 | 27930342 |
| 456554 | Dec 20, 1996 | Dec 20, 1996 | Burlington Resources Oil&gas Co. | Trotter #1H | 6,798 | 27930334 |
| 454255 | Oct 25, 1996 | Oct 25, 1996 | Texon Oil Company, Inc. | Zahn #1 | 7,000 | 27930341 |
| 452826 | Oct 7, 1996 | Oct 7, 1996 | Energas Company | City of Littlefield R.O.W. #C013LT | 500 | 27930340 |
| 453083 | Sep 27, 1996 | Sep 27, 1996 | Termo Company, The | Stubblefield, J. A. #1 | 7,500 | 27930339 |
| 449521 | Jun 20, 1996 | Jun 20, 1996 | Meridian Oil Inc. | Brock #1 | 7,700 | 27930338 |
| 447778 | Jun 3, 1996 | Jun 3, 1996 | Meridian Oil Inc. | Foley #1 | 7,150 | 27930337 |
| 447632 | Apr 30, 1996 | Apr 30, 1996 | Meridian Oil Inc. | Kloiber #1 | 7,150 | 27930336 |
| 447632Amendment | Apr 30, 1996 | Apr 30, 1996 | Meridian Oil Inc. | William, W. #1 | 7,150 | 27930336 |
| 445322 | Feb 29, 1996 | Feb 29, 1996 | Wagner & Brown, Ltd. | Bigfield #1 | 8,000 | 27930335 |
| 445249 | Feb 27, 1996 | Feb 27, 1996 | Meridian Oil Inc. | Trotter #1 | 7,150 | 27930334 |
| 443459 | Jan 5, 1996 | Jan 5, 1996 | Meridian Oil Inc. | Moseley #3 | 7,150 | 27930333 |
| 443429 | Jan 4, 1996 | Jan 4, 1996 | Meridian Oil Inc. | Rose #2 | 7,150 | 27930332 |
| 443323 | Dec 29, 1995 | Dec 29, 1995 | Meridian Oil Inc. | Perkins #2 | 7,150 | 27930331 |
| 443323Amendment | Dec 29, 1995 | Dec 29, 1995 | Meridian Oil Inc. | Perkins #2 | 7,150 | 27930331 |
| 442617 | Dec 12, 1995 | Dec 12, 1995 | Meridian Oil Inc. | Priboth #1 | 7,150 | 27930330 |
| 442617Amendment | Dec 12, 1995 | Dec 12, 1995 | Meridian Oil Inc. | Priboth #1 | 7,150 | 27930330 |
| 442617Amendment | Dec 12, 1995 | Dec 12, 1995 | Meridian Oil Inc. | Priboth #1 | 7,750 | 27930330 |
| 441083 | Oct 20, 1995 | Oct 20, 1995 | Anschutz Exploration Corporation | U. E. Farms #1 | 7,500 | 27930329 |
| 440214 | Sep 28, 1995 | Sep 28, 1995 | Energas Company | City of Littlefield R.O.W. #C012LT | 500 | 27930328 |
| 440213 | Sep 28, 1995 | Sep 28, 1995 | Energas Company | City of Littlefield R.O.W. #C011LT | 500 | 27930327 |
| 439837 | Sep 18, 1995 | Sep 18, 1995 | El Paso Natural Gas Co. | C.P. Rectifier #646CP | 500 | 27930326 |
| 437673 | Jul 10, 1995 | Jul 10, 1995 | Meridian Oil Inc. | Davis #1D | 9,001 | 27930252 |
| 437550 | Jul 5, 1995 | Jul 5, 1995 | Meridian Oil Inc. | Rose #1 | 7,150 | 27930325 |
| 437069 | Jun 20, 1995 | Jun 20, 1995 | Meridian Oil Inc. | Billy C #2 | 7,150 | 27930324 |
| 435132 | May 1, 1995 | May 1, 1995 | HMH Operators | Anderson #1 | 6,750 | 27930323 |
| 434717 | Apr 10, 1995 | Apr 10, 1995 | Meridian Oil Inc. | Moseley #2 | 7,350 | 27930322 |
| 434311 | Mar 29, 1995 | Mar 29, 1995 | Meridian Oil Inc. | Perkins #1 | 7,350 | 27930321 |
| 434311Amendment | Mar 29, 1995 | Mar 29, 1995 | Meridian Oil Inc. | Perkins #1 | 7,350 | 27930321 |
| 434167 | Mar 24, 1995 | Mar 24, 1995 | Meridian Oil Inc. | Jones #1 | 7,350 | 27930320 |
| 433200 | Feb 27, 1995 | Feb 27, 1995 | Wheeler Operating Corporation | Kirk #2 | 8,700 | 27900222 |
| 433014 | Feb 16, 1995 | Feb 16, 1995 | Meridian Oil Inc. | Moseley #1 | 7,350 | 27930319 |
| 429741 | Nov 4, 1994 | Nov 4, 1994 | Wagner & Brown, Ltd. | Billy C #1 | 8,000 | 27930318 |
| 428493 | Oct 14, 1994 | Oct 14, 1994 | Energas Company | City of Littlefield R.O.W. #C009LT | 500 | 27930317 |
| 428494 | Sep 30, 1994 | Sep 30, 1994 | Energas Company | City of Littlefield R.O.W. #C008LT | 500 | 27930316 |
| 414909 | Aug 16, 1993 | Aug 16, 1993 | Southwest Reserves Oper. Co Inc | Howard - Cook Unit #1 | 5,200 | 27930315 |
| 414909Amendment | Aug 16, 1993 | Aug 16, 1993 | Southwest Reserves Oper. Co Inc | Howard - Cook Unit #1 | 5,200 | 27930315 |
| 414033 | Jul 20, 1993 | Jul 20, 1993 | Wheeler Operating Corporation | Hobratschk #1 | 7,400 | 27930314 |
| 412869 | Jun 21, 1993 | Jun 21, 1993 | Amerind Oil Company, Ltd. | Sharpat #1 | 4,100 | 27930313 |
| 412589 | Jun 21, 1993 | Jun 21, 1993 | Energas Company | City of Littlefield R.O.W. #C007LT | 450 | 27930311 |
| 412588 | Jun 21, 1993 | Jun 21, 1993 | Energas Company | City of Amherst R.O.W. #C001AH | 450 | 27930312 |
| 411591 | May 17, 1993 | May 17, 1993 | Southwest Reserves Oper. Co Inc | Howard - Cook Unit #1 | 5,200 | 27930310 |
| 405858 | Jan 14, 1993 | Jan 14, 1993 | Energas Company | City of Earth R.O.W. #C002EA | 420 | 27930308 |