| 493689 | May 8, 2000 | May 8, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Lilly Unit #15 | 9,800 | 36534369 |
| 493916 | Apr 11, 2000 | Apr 11, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Scurry | Bishop, G. #B 1AW | 650 | 41533739 |
| 493915 | Apr 11, 2000 | Apr 11, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Scurry | Falls, Joe #F 2AW | 650 | 41533736 |
| 493914 | Apr 11, 2000 | Apr 11, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Scurry | Guerra, D. #G 1WS | 650 | 41533738 |
| 493913 | Apr 11, 2000 | Apr 11, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Scurry | Rudd, J. L. #R 1WS | 650 | 41533737 |
| 493912 | Apr 11, 2000 | Apr 11, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Scurry | Falls, Joe #F 1AW | 650 | 41533735 |
| 493911 | Apr 11, 2000 | Apr 11, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Scurry | Hester, J. #H 1WS | 650 | 41533740 |
| 493755 | Apr 4, 2000 | Apr 4, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #186 | 6,700 | 10334726 |
| 493754 | Apr 4, 2000 | Apr 4, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #190 | 5,100 | 10334725 |
| 493670 | Mar 31, 2000 | Mar 31, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #185 | 5,100 | 10334724 |
| 493653 | Mar 30, 2000 | Mar 30, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Zapata | Haynes #4 | 8,450 | 50530229 |
| 493553 | Mar 28, 2000 | Mar 28, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Refugio | Lambert, M. F. #149 | 4,400 | 39131434 |
| 493224 | Mar 23, 2000 | Mar 23, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Allison Unit #14L | 7,780 | 36534169 |
| 493322 | Mar 22, 2000 | Mar 22, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Winkler | Lovett, H. E. #8M | 10,400 | 49532783 |
| 493321 | Mar 22, 2000 | Mar 22, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Winkler | Baird, W. E. #1258 | 10,400 | 49532782 |
| 490996 | Mar 21, 2000 | Mar 21, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Werner, Louis Saw Mill Co. #19AL | 7,250 | 36534123 |
| 493136 | Mar 16, 2000 | Mar 16, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Crane | Adams, H. E. #11 | 4,200 | 10334723 |
| 492573 | Mar 6, 2000 | Mar 6, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Youngblood-Roe Oil Unit #14L | 6,288 | 36534156 |
| 492691 | Mar 3, 2000 | Mar 3, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Nueces | Ingram, J. C. #C 4 | 7,600 | 35531496 |
| 491109 | Feb 24, 2000 | Feb 24, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Hansford | Maddox 39 #2 | 8,500 | 19531419 |
| 492353 | Feb 23, 2000 | Feb 23, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Nueces | Driscoll, Clara #B 12 | 6,800 | 35504778 |
| 492333 | Feb 23, 2000 | Feb 23, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Morgan Unit #7 | 6,030 | 36532371 |
| 492332 | Feb 23, 2000 | Feb 23, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Brumble Unit #6U | 7,935 | 36534135 |
| 492274 | Feb 22, 2000 | Feb 22, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Nueces | Austin, Helen P. #4 | 6,800 | 35532121 |
| 492261 | Feb 18, 2000 | Feb 18, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Nueces | Driscoll, Clara #A 16D | 6,100 | 35531337 |
| 492202 | Feb 18, 2000 | Feb 18, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Mangham Unit #15U | 8,016 | 36534001 |
| 492202Amendment | Feb 18, 2000 | Feb 18, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Mangham Unit #15U | 8,016 | 36534001 |
| 492211 | Feb 17, 2000 | Feb 17, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Nueces | Driscoll, Clara #A 18D | 7,150 | 35532952 |
| 492211Amendment | Feb 17, 2000 | Feb 17, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Nueces | Driscoll, Clara #A 18D | 7,150 | 35532952 |
| 492041 | Feb 11, 2000 | Feb 11, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Zapata | Trevino, E. 412 #1 | 16,000 | 50534085 |
| 491604 | Feb 7, 2000 | Feb 7, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #179 | 6,365 | 10334688 |
| 490807 | Feb 2, 2000 | Feb 2, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Moore Unit #16 | 10,000 | 36534305 |
| 491396 | Jan 31, 2000 | Jan 31, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #182 | 5,800 | 10334708 |
| 491395 | Jan 31, 2000 | Jan 31, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #183 | 6,300 | 10334707 |
| 491394 | Jan 31, 2000 | Jan 31, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #184 | 6,200 | 10334706 |
| 491552 | Jan 28, 2000 | Jan 28, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Karnes | B.U.-Boyce #1 U | 6,600 | 25530652 |
| 490657 | Jan 28, 2000 | Jan 28, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Moore Unit #15 | 10,000 | 36534302 |
| 490572 | Jan 28, 2000 | Jan 28, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Hudson-Johnson Unit #19 | 9,800 | 36534299 |
| 491239 | Jan 21, 2000 | Jan 21, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Mangham Unit #18L | 8,150 | 36534122 |
| 490454 | Jan 20, 2000 | Jan 20, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Thompson Unit #13 | 9,800 | 36534297 |
| 489132 | Jan 18, 2000 | Jan 18, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Allison Unit #16 | 9,800 | 36534259 |
| 490089 | Jan 6, 2000 | Jan 6, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Roberts Unit #15 | 9,800 | 36534292 |
| 490603 | Jan 3, 2000 | Jan 3, 2000 | Pennzenergy Exp. & Prod., L.L.C. | Hansford | Crawford 60 #1 | 8,200 | 19531416 |
| 490690 | Dec 31, 1999 | Dec 31, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Chadwick Unit #20 | 8,175 | 36534096 |
| 489937 | Dec 29, 1999 | Dec 29, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Whitaker Unit #15 | 9,800 | 36534289 |
| 489835 | Dec 29, 1999 | Dec 29, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Smith-Bird Unit #13 | 9,800 | 36534285 |
| 490358 | Dec 14, 1999 | Dec 14, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Zapata | Jennings #70 | 14,000 | 50534049 |
| 490288 | Dec 14, 1999 | Dec 14, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Allison Unit #11 | 7,420 | 36534024 |
| 490090 | Dec 10, 1999 | Dec 10, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Youngblood-Roe Unit #16 | 9,800 | 36534291 |
| 489938 | Dec 8, 1999 | Dec 8, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Youngblood-Roe Unit #15 | 9,800 | 36534288 |
| 489065 | Dec 2, 1999 | Dec 2, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Smith-Bird Unit #12 | 9,800 | 36534255 |
| 489065Amendment | Dec 2, 1999 | Dec 2, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Smith-Bird Unit #12 | 9,800 | 36534255 |
| 489059 | Dec 2, 1999 | Dec 2, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Hull Unit B #B11 | 10,000 | 36534256 |
| 488847 | Nov 22, 1999 | Nov 22, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Black Unit #11 | 9,800 | 36534244 |
| 489511 | Nov 16, 1999 | Nov 16, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Smith-Bird Unit #11 | 7,964 | 36534011 |
| 488597 | Nov 15, 1999 | Nov 15, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Hudson-Johnson Unit #16 | 9,800 | 36534235 |
| 489073 | Nov 2, 1999 | Nov 2, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #162 | 6,300 | 10333441 |
| 489072 | Nov 2, 1999 | Nov 2, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | Lea, P. J. et Al #11 | 8,110 | 10300228 |
| 488414 | Oct 12, 1999 | Oct 12, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #112 | 4,920 | 10331346 |
| 488317 | Oct 11, 1999 | Oct 11, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Cavin Unit #4 | 9,365 | 36531216 |
| 486787 | Oct 1, 1999 | Oct 1, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Fite Unit #15 | 8,500 | 36534207 |
| 488079 | Sep 30, 1999 | Sep 30, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Bee | Npu (Ray -6) #31 | 9,500 | 02500103 |
| 488058 | Sep 29, 1999 | Sep 29, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Zapata | Haynes #15 | 11,500 | 50533287 |
| 487796 | Sep 21, 1999 | Sep 21, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Zapata | Vela, Adrian #2 | 6,550 | 50530527 |
| 486661 | Sep 17, 1999 | Sep 17, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Crenshaw Unit #7 | 9,900 | 36534203 |
| 487492 | Sep 14, 1999 | Sep 14, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Hudson-Johnson Unit #15 | 8,150 | 36534095 |
| 487491 | Sep 14, 1999 | Sep 14, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Dennard Unit #3 | 9,624 | 36531290 |
| 487490 | Sep 14, 1999 | Sep 14, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Chadwick Unit #14L | 7,720 | 36533940 |
| 487449 | Sep 13, 1999 | Sep 13, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Jeter, Aaron Unit #2L | 9,850 | 36533774 |
| 486869 | Aug 24, 1999 | Aug 24, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Crenshaw Unit #4 | 6,230 | 36532932 |
| 486819 | Aug 20, 1999 | Aug 20, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #181 | 6,200 | 10334690 |
| 486819Amendment | Aug 20, 1999 | Aug 20, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #181 | 6,200 | 10334690 |
| 486788 | Aug 20, 1999 | Aug 20, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Moore Unit #12 | 7,900 | 36533948 |
| 486637 | Aug 18, 1999 | Aug 18, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Winkler | Hendrick, T. G. Unit #1 | 11,415 | 49501790 |
| 485830 | Aug 12, 1999 | Aug 12, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Steele, Corrie Unit #A 10 | 9,900 | 36534190 |
| 485880 | Aug 10, 1999 | Aug 10, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Hull Unit A #A 50 | 6,870 | 36532368 |
| 486474 | Aug 6, 1999 | Aug 6, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Zapata | Jennings #58 | 8,050 | 50532419 |
| 486384 | Aug 4, 1999 | Aug 4, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Nueces | Von Blucher #2F | 10,400 | 35532696 |
| 485752 | Aug 4, 1999 | Aug 4, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #57 | 6,230 | 10300026 |
| 486335 | Aug 3, 1999 | Aug 3, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Victoria | McFaddin, A. M. #A 11 | 6,100 | 46902302 |
| 486335Amendment | Aug 3, 1999 | Aug 3, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Victoria | McFaddin, A. M. #A 11 | 6,100 | 46902302 |
| 486227 | Jul 29, 1999 | Jul 29, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #180 | 6,200 | 10334689 |
| 486226 | Jul 29, 1999 | Jul 29, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Winkler | Baird, W. E. #1381 | 10,200 | 49532765 |
| 485915 | Jul 16, 1999 | Jul 16, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Refugio | Lambert, M. F. #150 | 13,000 | 39132291 |
| 485844 | Jul 15, 1999 | Jul 15, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Steele, Corrie Unit #A 9U | 6,380 | 36533840 |
| 485844Amendment | Jul 15, 1999 | Jul 15, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Corrie Steele Unit #A 9U | 6,380 | 36533840 |
| 485865 | Jul 14, 1999 | Jul 14, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #167 | 3,708 | 10333612 |
| 485199 | Jul 8, 1999 | Jul 8, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Lilly Unit #13 | 8,400 | 36534178 |
| 484940 | Jun 29, 1999 | Jun 29, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Lilly Unit #12 | 9,800 | 36534172 |
| 484884 | Jun 29, 1999 | Jun 29, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Werner, Louis Saw Mill Co. #20A | 9,800 | 36534171 |
| 485517 | Jun 28, 1999 | Jun 28, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #179 | 6,600 | 10334688 |
| 485517Amendment | Jun 28, 1999 | Jun 28, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Crane | McKnight, M. B. #179 | 6,600 | 10334688 |
| 484814 | Jun 28, 1999 | Jun 28, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Allison Unit #14 | 8,500 | 36534169 |
| 485387 | Jun 22, 1999 | Jun 22, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Zapata | Jennings #65 | 10,500 | 50533261 |
| 485342 | Jun 22, 1999 | Jun 22, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Mangham Unit #17 | 8,106 | 36534051 |
| 485333 | Jun 21, 1999 | Jun 21, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Zapata | Trevino, Albert #6403 | 3,500 | 50533955 |
| 485270 | Jun 21, 1999 | Jun 21, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Allison Unit #13 | 8,500 | 36534180 |
| 484631 | Jun 18, 1999 | Jun 18, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Thompson Unit #12 | 9,800 | 36534165 |
| 484582 | Jun 15, 1999 | Jun 15, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Moore Unit #6 | 6,850 | 36532370 |
| 484581 | Jun 15, 1999 | Jun 15, 1999 | Pennzenergy Exp. & Prod., L.L.C. | Panola | Whitaker Unit #14 | 9,800 | 36534163 |