| 515634Amendment | Nov 27, 2001 | Nov 27, 2001 | Union Oil Company of California | Trinity Materials #2 | 12,000 | 21330843 |
| 515622 | Nov 27, 2001 | Nov 27, 2001 | Dallas Production, Inc. | Javier #1 | 9,400 | 21330842 |
| 515457 | Nov 26, 2001 | Nov 26, 2001 | Stroud Petroleum, Inc. | Enserch Processing, Inc. #7 | 9,400 | 21330840 |
| 515452 | Nov 26, 2001 | Nov 26, 2001 | Stroud Petroleum, Inc. | Arnold #3 | 9,400 | 21330841 |
| 514807 | Oct 29, 2001 | Oct 29, 2001 | Union Oil Company of California | Trinity Materials #1 | 12,500 | 21330839 |
| 511842 | Sep 10, 2001 | Sep 10, 2001 | Kaiser-Francis Oil Company | Crawford #1 | 10,700 | 21330835 |
| 512550 | Aug 15, 2001 | Aug 15, 2001 | XTO Energy Inc. | Ogu (Lewis J. H. -B- 6 #182 | 10,000 | 21330727 |
| 512400 | Aug 10, 2001 | Aug 10, 2001 | Continental Trend Resources, Inc | Neely #1 | 11,000 | 21330838 |
| 512318 | Aug 9, 2001 | Aug 9, 2001 | Range Production Company | Linder #2 | 11,500 | 21330837 |
| 512318Amendment | Aug 9, 2001 | Aug 9, 2001 | Range Production Company | Linder #2 | 9,600 | 21330837 |
| 512318Amendment | Aug 9, 2001 | Aug 9, 2001 | Range Production Company | Linder #2 | 9,600 | 21330837 |
| 511935 | Aug 1, 2001 | Aug 1, 2001 | Range Production Company | Curtis, Eleanor #1 | 12,750 | 21330836 |
| 511935Amendment | Aug 1, 2001 | Aug 1, 2001 | Range Production Company | Curtis, Eleanor #1 | 13,500 | 21330836 |
| 511791 | Jul 26, 2001 | Jul 26, 2001 | XTO Energy Inc. | Ogu (Magers, T. M. -4) #102 | 10,500 | 21330486 |
| 511790 | Jul 25, 2001 | Jul 25, 2001 | XTO Energy Inc. | Ogu (Pope, F. S. -4) #99 | 10,350 | 21330484 |
| 510024 | Jun 15, 2001 | Jun 15, 2001 | Stroud Petroleum, Inc. | Enserch Processing #5 | 9,400 | 21330834 |
| 510011 | Jun 12, 2001 | Jun 12, 2001 | XTO Energy Inc. | Ogu (Huff, C. C. -4) #119 | 12,000 | 21330575 |
| 509796 | Jun 11, 2001 | Jun 11, 2001 | Stroud Petroleum, Inc. | Wareing #1 | 9,300 | 21330811 |
| 509509 | Jun 11, 2001 | Jun 11, 2001 | Stroud Petroleum, Inc. | Enserch Processing, Inc. #3 | 9,020 | 21330801 |
| 507455 | Jun 6, 2001 | Jun 6, 2001 | Stroud Petroleum, Inc. | Arnold #2 | 9,400 | 21330828 |
| 509560 | May 31, 2001 | May 31, 2001 | Range Production Company | Linder #1 | 13,000 | 21330833 |
| 509560Amendment | May 31, 2001 | May 31, 2001 | Range Production Company | Linder #1 | 13,000 | 21330833 |
| 509560Amendment | May 31, 2001 | May 31, 2001 | Range Production Company | Linder #1 | 13,000 | 21330833 |
| 509236 | May 25, 2001 | May 25, 2001 | Stroud Petroleum, Inc. | Texas Power & Light Co. #5 | 9,400 | 21330832 |
| 509227 | May 25, 2001 | May 25, 2001 | Stroud Petroleum, Inc. | Texas Power & Light Co. #6 | 9,400 | 21330831 |
| 507655 | May 15, 2001 | May 15, 2001 | Txu Lone Star Pipeline | Tri-Cities Gas Storage Unit #29BHH | 7,620 | 21330830 |
| 507654 | May 15, 2001 | May 15, 2001 | Txu Lone Star Pipeline | Tri-Cities Gas Storage Unit #30BHH | 7,620 | 21330829 |
| 507484 | Apr 19, 2001 | Apr 19, 2001 | Hunt Oil Company | Fairway (James Lime) Unit #351 | 10,143 | 21300550 |
| 507482 | Apr 19, 2001 | Apr 19, 2001 | Hunt Oil Company | Fairway (James Lime) Unit #256 | 10,375 | 21300551 |
| 507466 | Apr 5, 2001 | Apr 5, 2001 | Dallas Production, Inc. | Williams #1 | 9,400 | 21330827 |
| 506662 | Apr 2, 2001 | Apr 2, 2001 | Stroud Petroleum, Inc. | Wareing #2 | 9,400 | 21330825 |
| 506763 | Mar 23, 2001 | Mar 23, 2001 | Cross Timbers Operating Company | Ogu (Pope, F. S. -3) #91 | 10,200 | 21330426 |
| 506715 | Mar 20, 2001 | Mar 20, 2001 | Rippy Oil Company | Bristow #1 | 10,500 | 21330824 |
| 506715Amendment | Mar 20, 2001 | Mar 20, 2001 | Rippy Oil Company | Bristow #1 | 10,500 | 21330824 |
| 506547 | Mar 16, 2001 | Mar 16, 2001 | Cross Timbers Operating Company | Ogu (Mc & Suggett 18-X) #153X | 11,819 | 21330658 |
| 506221 | Mar 12, 2001 | Mar 12, 2001 | Cross Timbers Operating Company | Ogu (Lewis, J. H. A-9) #193 | 11,603 | 21330774 |
| 505247 | Feb 28, 2001 | Feb 28, 2001 | Palmer Petroleum Inc. | Norwood #1 | 10,500 | 21330823 |
| 505034 | Feb 7, 2001 | Feb 7, 2001 | Key Production Company, Inc. | Eberhart, James et Al #1 | 5,000 | 21330822 |
| 504356 | Jan 29, 2001 | Jan 29, 2001 | Hunt Oil Company | Fairway (James Lime) Unit #2502 | 10,048 | 21330022 |
| 504615 | Jan 26, 2001 | Jan 26, 2001 | Munson, David M. Inc. | Carter Gas Unit #4 | 10,400 | 21330821 |
| 504437 | Jan 25, 2001 | Jan 25, 2001 | Stroud Petroleum, Inc. | Txu #1 | 9,400 | 21330820 |
| 503846 | Jan 9, 2001 | Jan 9, 2001 | Kaiser-Francis Oil Company | Walker #2 | 11,000 | 21330819 |
| 503846Amendment | Jan 9, 2001 | Jan 9, 2001 | Kaiser-Francis Oil Company | Walker #2 | 11,500 | 21330819 |
| 503846Amendment | Jan 9, 2001 | Jan 9, 2001 | Kaiser-Francis Oil Company | Walker #2 | 11,500 | 21330819 |
| 503563 | Jan 2, 2001 | Jan 2, 2001 | Stroud Petroleum, Inc. | Texas Power & Light #4 | 9,400 | 21330818 |
| 503034 | Dec 27, 2000 | Dec 27, 2000 | Hunt Oil Company | Fairway (James Lime) Unit #7423 | 10,500 | 21330817 |
| 503258 | Dec 19, 2000 | Dec 19, 2000 | Map Production Co., Inc. | Penn-Deason #1 | 10,500 | 21330440 |
| 501897 | Nov 14, 2000 | Nov 14, 2000 | Bullitt Oil | Hooper #1 | 6,000 | 21330816 |
| 501797 | Nov 14, 2000 | Nov 14, 2000 | Stroud Petroleum, Inc. | Texas Power & Light #3 | 9,400 | 21330815 |
| 501398 | Oct 31, 2000 | Oct 31, 2000 | Stroud Petroleum, Inc. | Enserch Processing #4 | 9,400 | 21330814 |
| 500967 | Oct 19, 2000 | Oct 19, 2000 | Cross Timbers Operating Company | Ogu (Howell, W. Y. -6) #195 | 11,450 | 21330776 |
| 500770 | Oct 16, 2000 | Oct 16, 2000 | Cross Timbers Operating Company | Ogu (Asher, M. A. -5) #197 | 10,000 | 21330813 |
| 500769 | Oct 16, 2000 | Oct 16, 2000 | Cross Timbers Operating Company | Ogu (Harvard, J. M. -2) #130 | 11,968 | 21330536 |
| 500555 | Oct 11, 2000 | Oct 11, 2000 | Cross Timbers Operating Company | Ogu (Asher, M, a, -4) #196 | 10,000 | 21330864 |
| 499888 | Sep 22, 2000 | Sep 22, 2000 | Stroud Petroleum, Inc. | Wareing #1 | 9,400 | 21330811 |
| 498493 | Sep 8, 2000 | Sep 8, 2000 | Hunt Oil Company | Hightower et al Gas Unit 1 #2 | 11,000 | 21330806 |
| 498865 | Aug 25, 2000 | Aug 25, 2000 | Key Production Company, Inc. | Arnold #1 | 5,300 | 21330810 |
| 498734 | Aug 24, 2000 | Aug 24, 2000 | B J Resources, L.L.C. | Meazell #1 | 10,500 | 21330809 |
| 498734Amendment | Aug 24, 2000 | Aug 24, 2000 | Continental Trend Resources, Inc | Meazell #1 | 11,000 | 21330809 |
| 498743 | Aug 22, 2000 | Aug 22, 2000 | Munson, David M. Inc. | Phillips Gas Unit #3 | 9,400 | 21330808 |
| 498721 | Aug 22, 2000 | Aug 22, 2000 | Key Production Company, Inc. | Molnar #1 | 5,000 | 21330807 |
| 498721Amendment | Aug 22, 2000 | Aug 22, 2000 | Key Production Company, Inc. | Molnar #1 | 5,000 | 21330807 |
| 498626 | Aug 21, 2000 | Aug 21, 2000 | Cross Timbers Operating Company | Ogu (Huff, C. C. -2) #132 | 12,000 | 21330528 |
| 497721 | Jul 28, 2000 | Jul 28, 2000 | Stroud Petroleum, Inc. | Texas Power & Light Co. #2 | 9,400 | 21330805 |
| 497303 | Jul 18, 2000 | Jul 18, 2000 | B J Resources, L.L.C. | Rosenberg #1 | 10,500 | 21330804 |
| 497303Amendment | Jul 18, 2000 | Jul 18, 2000 | Continental Trend Resources, Inc | Rosenberg #1 | 11,000 | 21330804 |
| 497171 | Jul 14, 2000 | Jul 14, 2000 | Stroud Petroleum, Inc. | Arnold #1 | 9,400 | 21330803 |
| 496578 | Jun 28, 2000 | Jun 28, 2000 | Cross Timbers Operating Company | Ogu (Lewis, J. H. -B- -5) #179 | 10,000 | 21330724 |
| 496153 | Jun 21, 2000 | Jun 21, 2000 | Ellis Exploration, Inc. | Hogue, Harry #1 | 8,555 | 21330062 |
| 496287 | Jun 19, 2000 | Jun 19, 2000 | Cross Timbers Operating Company | Ogu (Killingsworth -4) #177 | 10,000 | 21330722 |
| 496286 | Jun 19, 2000 | Jun 19, 2000 | Cross Timbers Operating Company | Ogu (Magers, T. M. -8) #120 | 10,100 | 21330572 |
| 495926 | Jun 8, 2000 | Jun 8, 2000 | Cross Timbers Operating Company | Ogu (Harvard, J. M. -8) #166 | 11,980 | 21330704 |
| 495579 | May 30, 2000 | May 30, 2000 | Ocean Energy, Inc. | Parker #3A | 9,950 | 21330802 |
| 495054 | May 16, 2000 | May 16, 2000 | Stroud Petroleum, Inc. | Enserch Processing #3 | 9,400 | 21330801 |
| 494952 | May 15, 2000 | May 15, 2000 | Ellis Exploration, Inc. | Haynes #1 | 9,200 | 21330800 |
| 494765 | May 10, 2000 | May 10, 2000 | Roosth Production Co. | Turlington #2 | 9,214 | 21330417 |
| 494687 | May 3, 2000 | May 3, 2000 | Kaiser-Francis Oil Company | Walker #1 | 11,000 | 21330799 |
| 493495 | Mar 28, 2000 | Mar 28, 2000 | Stroud Petroleum, Inc. | Spi-SWD #1 | 4,500 | 21330798 |
| 493362 | Mar 24, 2000 | Mar 24, 2000 | Cross Timbers Operating Company | Ogu (Wofford, G. M. -2) #79 | 10,800 | 21330510 |
| 493074 | Mar 15, 2000 | Mar 15, 2000 | Cross Timbers Operating Company | Ogu (Spradlin, G. T. -2) #78 | 10,700 | 21330503 |
| 491694 | Feb 22, 2000 | Feb 22, 2000 | Arbol Resources, Inc. | South Hustead Unit #1 | 9,750 | 21330218 |
| 491609 | Feb 15, 2000 | Feb 15, 2000 | Stroud Petroleum, Inc. | Enserch Processing #2 | 10,000 | 21330797 |
| 491783 | Feb 7, 2000 | Feb 7, 2000 | Seagull Energy E&P Inc. | Parker #2A | 9,900 | 21330796 |
| 491721 | Feb 4, 2000 | Feb 4, 2000 | Cross Timbers Operating Company | Ogu (Corley, C. W. B-4) #111 | 10,300 | 21330560 |
| 490811 | Jan 5, 2000 | Jan 5, 2000 | Cross Timbers Operating Company | Ogu (McGee, S. S. -6) #148 | 10,500 | 21330610 |
| 490754 | Jan 4, 2000 | Jan 4, 2000 | Cross Timbers Operating Company | Ogu (Pope, F. S. -5) #174 | 10,600 | 21330718 |
| 490145 | Dec 9, 1999 | Dec 9, 1999 | Cross Timbers Operating Company | Ogu (Asher, W. D. -2) #115 | 10,073 | 21330554 |
| 489540 | Nov 17, 1999 | Nov 17, 1999 | Cross Timbers Operating Company | Ogu (Malone, G. W. -5) #113 | 12,500 | 21330561 |
| 489539 | Nov 17, 1999 | Nov 17, 1999 | Cross Timbers Operating Company | Ogu (Saylors, M. A-5) #129 | 12,277 | 21330538 |
| 489131 | Nov 5, 1999 | Nov 5, 1999 | Cross Timbers Operating Company | Ogu (McGee, S. S. -4) #106 | 10,300 | 21330509 |
| 488897 | Oct 28, 1999 | Oct 28, 1999 | Cross Timbers Operating Company | Ogu (Saylors, M. A. -9) #169 | 10,100 | 21330713 |
| 488398 | Oct 25, 1999 | Oct 25, 1999 | Txu Lone Star Pipeline | Tri-Cities Storage (Bacon) #28B | 7,660 | 21300689 |
| 488399 | Oct 18, 1999 | Oct 18, 1999 | Txu Lone Star Pipeline | Tri-Cities Storage (Bacon) #27B | 7,650 | 21300673 |
| 488367 | Oct 12, 1999 | Oct 12, 1999 | Cross Timbers Operating Company | Ogu (Wofford, G. M. -3) #127 | 9,900 | 21330570 |
| 487755 | Sep 21, 1999 | Sep 21, 1999 | Cross Timbers Operating Company | Ogu (Wofford, G. M. -4) #128 | 10,300 | 21330571 |
| 487754 | Sep 21, 1999 | Sep 21, 1999 | Cross Timbers Operating Company | Ogu (Wofford, G. M. -5) #149 | 10,270 | 21330609 |
| 487442 | Sep 13, 1999 | Sep 13, 1999 | Cross Timbers Operating Company | Ogu (Huff, C. C. -5) #146 | 10,600 | 21330606 |
| 487260 | Sep 7, 1999 | Sep 7, 1999 | Cross Timbers Operating Company | Ogu (Corley, C. W. -B- -6) #170 | 10,002 | 21330714 |
| 487223 | Sep 2, 1999 | Sep 2, 1999 | Key Production Company, Inc. | Miller-Holloway #1 | 10,800 | 21330359 |
| 487141 | Aug 31, 1999 | Aug 31, 1999 | Sonat Exploration Company -Tyler | Parker, Sarah #2 | 10,500 | 21330795 |