| 512511 | Aug 16, 2001 | Aug 16, 2001 | Hilcorp Energy Company | Refugio | Heard, Claude E. et Al #1239100547 | 5,925 |
| 512511Amendment | Aug 16, 2001 | Aug 16, 2001 | Hilcorp Energy Company | Refugio | Heard, Claude E. et Al #1239100547 | 5,925 |
| 512365 | Aug 10, 2001 | Aug 10, 2001 | Hilcorp Energy Company | Refugio | Williams, Maude et al "A" #4939100479 | 5,918 |
| 512061 | Aug 7, 2001 | Aug 7, 2001 | Hilcorp Energy Company | Refugio | Heard, Claude E. #1339100551 | 5,925 |
| 512061Amendment | Aug 7, 2001 | Aug 7, 2001 | Hilcorp Energy Company | Refugio | Heard, Claude E. #1339100551 | 5,925 |
| 512060 | Aug 3, 2001 | Aug 3, 2001 | Hilcorp Energy Company | Refugio | Heard, Clement #2439131588 | 7,808 |
| 512060Amendment | Aug 3, 2001 | Aug 3, 2001 | Hilcorp Energy Company | Refugio | Heard, Clement #2439131588 | 7,808 |
| 511641 | Jul 19, 2001 | Jul 19, 2001 | Hilcorp Energy Company | Colorado | Burke/Uhr #108932302 | 5,500 |
| 511364 | Jul 18, 2001 | Jul 18, 2001 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "A" #9739101579 | 5,900 |
| 510951 | Jul 6, 2001 | Jul 6, 2001 | Hilcorp Energy Company | Refugio | Williams, Maude et al "A" #D 1239100277 | 5,760 |
| 509532 | Jun 22, 2001 | Jun 22, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #11039131890 | 6,030 |
| 509530 | Jun 22, 2001 | Jun 22, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #9939131576 | 6,028 |
| 501748Amendment | Jun 14, 2001 | Jun 14, 2001 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #13103903992 | 11,250 |
| 510182 | Jun 13, 2001 | Jun 13, 2001 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "A" #9039102029 | 5,910 |
| 509718 | Jun 8, 2001 | Jun 8, 2001 | Hilcorp Energy Company | Refugio | Tom O'Connor (5800 SD) FLD Unit #P09739101236 | 5,840 |
| 509716 | Jun 7, 2001 | Jun 7, 2001 | Hilcorp Energy Company | Refugio | Tom O'Connor (5800 SD) FLD Unit #P14239130599 | 6,032 |
| 509710 | Jun 7, 2001 | Jun 7, 2001 | Hilcorp Energy Company | Refugio | Tom O'Connor (5800 SD) FLD Unit #P05539101432 | 5,915 |
| 509873 | Jun 5, 2001 | Jun 5, 2001 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #5803902818 | 10,890 |
| 509637 | Jun 1, 2001 | Jun 1, 2001 | Hilcorp Energy Company | Refugio | Tom O'Connor (5800 SD) FLD Unit #P05039101428 | 5,905 |
| 509635 | Jun 1, 2001 | Jun 1, 2001 | Hilcorp Energy Company | Refugio | Tom O'Connor (5800 SD) FLD Unit #P14539131310 | 6,112 |
| 509408 | Jun 1, 2001 | Jun 1, 2001 | Hilcorp Energy Company | Refugio | Heard, Wilson "B" #339100747 | 5,961 |
| 509510 | May 30, 2001 | May 30, 2001 | Hilcorp Energy Company | Refugio | Williams, Maude et al "A" #D 9039130596 | 7,927 |
| 509510Amendment | May 30, 2001 | May 30, 2001 | Hilcorp Energy Company | Refugio | Williams, Maude et al "A" #D 9039130596 | 7,927 |
| 509451 | May 25, 2001 | May 25, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #9008932297 | 4,000 |
| 509194 | May 18, 2001 | May 18, 2001 | Hilcorp Energy Company | Goliad | O'Connor, L. W. Estate "A" #4617530487 | 5,002 |
| 508962 | May 14, 2001 | May 14, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #2608900839 | 8,900 |
| 508775 | May 11, 2001 | May 11, 2001 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "A" #9939102033 | 5,900 |
| 508036 | Apr 20, 2001 | Apr 20, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #9508932296 | 2,000 |
| 508036Amendment | Apr 20, 2001 | Apr 20, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #9508932296 | 4,000 |
| 507697 | Apr 11, 2001 | Apr 11, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #9408932295 | 2,000 |
| 507697Amendment | Apr 11, 2001 | Apr 11, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #9408932295 | 2,000 |
| 507614 | Apr 11, 2001 | Apr 11, 2001 | Hilcorp Energy Company | Refugio | Heard, Clement #139100838 | 5,911 |
| 507614Amendment | Apr 11, 2001 | Apr 11, 2001 | Hilcorp Energy Company | Refugio | Tom O'Connor 4400 Sand Gas Unit #Q50139100838 | 5,911 |
| 507252 | Mar 30, 2001 | Mar 30, 2001 | Hilcorp Energy Company | Colorado | Hastedt, Emma "B" #408900047 | 9,765 |
| 507090 | Mar 27, 2001 | Mar 27, 2001 | Hilcorp Energy Company | Jefferson | Keith & Dowlen #2924531571 | 6,745 |
| 506909 | Mar 26, 2001 | Mar 26, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #4039100699 | 5,925 |
| 506909Amendment | Mar 26, 2001 | Mar 26, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #4039100699 | 5,925 |
| 506908 | Mar 26, 2001 | Mar 26, 2001 | Hilcorp Energy Company | Refugio | Reilly, Annie et Vir #1339130187 | 6,750 |
| 506933 | Mar 23, 2001 | Mar 23, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #9208932291 | 2,000 |
| 506869 | Mar 22, 2001 | Mar 22, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #9739131209 | 6,125 |
| 506862 | Mar 22, 2001 | Mar 22, 2001 | Hilcorp Energy Company | Jefferson | Keith & Dowlan #3624532120 | 6,970 |
| 506373 | Mar 14, 2001 | Mar 14, 2001 | Hilcorp Energy Company | Refugio | Heard, Ira "B" #1539130211 | 6,750 |
| 506292 | Mar 14, 2001 | Mar 14, 2001 | Hilcorp Energy Company | Refugio | Reilly, Annie et Vir #17L39131589 | 6,756 |
| 506382 | Mar 13, 2001 | Mar 13, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #7G39100728 | 7,812 |
| 506241 | Mar 8, 2001 | Mar 8, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #9108932287 | 2,000 |
| 506239 | Mar 8, 2001 | Mar 8, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #9308932288 | 4,000 |
| 506061 | Mar 7, 2001 | Mar 7, 2001 | Hilcorp Energy Company | Refugio | Williams, Maude et al "A" #D 6439130255 | 7,801 |
| 506135 | Mar 6, 2001 | Mar 6, 2001 | Hilcorp Energy Company | Jefferson | Keith & Dowlen #3324531832 | 5,967 |
| 505966 | Mar 1, 2001 | Mar 1, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #339100673 | 5,921 |
| 505910 | Feb 28, 2001 | Feb 28, 2001 | Hilcorp Energy Company | Refugio | Heard, Clement #2639131617 | 6,104 |
| 505517 | Feb 28, 2001 | Feb 28, 2001 | Hilcorp Energy Company | Refugio | Bauer, Mary et Vir #1039130128 | 6,688 |
| 505863 | Feb 27, 2001 | Feb 27, 2001 | Hilcorp Energy Company | Jefferson | Keith & Dowlen #324500258 | 3,033 |
| 505690 | Feb 22, 2001 | Feb 22, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #10439131718 | 6,100 |
| 505690Amendment | Feb 22, 2001 | Feb 22, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #10439131718 | 6,100 |
| 505466 | Feb 16, 2001 | Feb 16, 2001 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #22603930574 | 13,000 |
| 503939 | Feb 16, 2001 | Feb 16, 2001 | Hilcorp Energy Company | Refugio | Heard, Claude E. et Al #3439100662 | 6,290 |
| 505221 | Feb 15, 2001 | Feb 15, 2001 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "C" #1339101563 | 5,960 |
| 505220 | Feb 15, 2001 | Feb 15, 2001 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "A" #4339101518 | 5,925 |
| 505220Amendment | Feb 15, 2001 | Feb 15, 2001 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "A" #4339101518 | 5,925 |
| 505326 | Feb 14, 2001 | Feb 14, 2001 | Hilcorp Energy Company | Refugio | O'Connor, Thomas 'C' #8439131612 | 6,100 |
| 505121 | Feb 12, 2001 | Feb 12, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #4139100700 | 5,925 |
| 505087 | Feb 8, 2001 | Feb 8, 2001 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #8708932243 | 5,200 |
| 504817 | Feb 6, 2001 | Feb 6, 2001 | Hilcorp Energy Company | Refugio | Williams, Maude et al "A" #6139100497 | 5,915 |
| 504873 | Feb 5, 2001 | Feb 5, 2001 | Hilcorp Energy Company | Refugio | Heard, Claude E. #539100667 | 5,926 |
| 504000 | Feb 2, 2001 | Feb 2, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #11039131890 | 6,030 |
| 504737 | Jan 30, 2001 | Jan 30, 2001 | Hilcorp Energy Company | Jefferson | Keith & Dowlen #3724532121 | 6,700 |
| 504737Amendment | Jan 30, 2001 | Jan 30, 2001 | Hilcorp Energy Company | Jefferson | Keith & Dowlen #3724532121 | 6,700 |
| 504236 | Jan 18, 2001 | Jan 18, 2001 | Hilcorp Energy Company | Duval | Lichtenberger Fee #1213138441 | 2,000 |
| 504236Amendment | Jan 18, 2001 | Jan 18, 2001 | Hilcorp Energy Company | Duval | Lichtenberger Fee #1213138441 | 2,320 |
| 504111 | Jan 16, 2001 | Jan 16, 2001 | Hilcorp Energy Company | Duval | Farmers Life Unit 1 #613138484 | 3,200 |
| 503999 | Jan 16, 2001 | Jan 16, 2001 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #9939131576 | 6,028 |
| 503998 | Jan 16, 2001 | Jan 16, 2001 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "C" #6G39101142 | 5,928 |
| 503997 | Jan 16, 2001 | Jan 16, 2001 | Hilcorp Energy Company | Refugio | Bauer, Mary Claire et Vir #939100758 | 6,000 |
| 503996 | Jan 16, 2001 | Jan 16, 2001 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "C" #8939131898 | 8,078 |
| 503941 | Jan 12, 2001 | Jan 12, 2001 | Hilcorp Energy Company | Refugio | Williams, Maude et al 'B' #2539100525 | 4,500 |
| 503940 | Jan 12, 2001 | Jan 12, 2001 | Hilcorp Energy Company | Refugio | Williams, Maude et al 'B' #2739100540 | 6,300 |
| 503763 | Jan 10, 2001 | Jan 10, 2001 | Hilcorp Energy Company | Refugio | Williams, Maude et al "A" #739100421 | 5,923 |
| 503848 | Jan 9, 2001 | Jan 9, 2001 | Hilcorp Energy Company | Duval | Lichtenberger Fee #1413138478 | 3,000 |
| 503848Amendment | Jan 9, 2001 | Jan 9, 2001 | Hilcorp Energy Company | Duval | Lichtenberger Fee #1413138478 | 3,200 |
| 503652 | Jan 4, 2001 | Jan 4, 2001 | Hilcorp Energy Company | Duval | Cocke, William C. #213138475 | 3,100 |
| 503505 | Dec 29, 2000 | Dec 29, 2000 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "C" #8139131609 | 6,116 |
| 503212 | Dec 18, 2000 | Dec 18, 2000 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #17403904031 | 9,650 |
| 503082 | Dec 18, 2000 | Dec 18, 2000 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "A" #4739101547 | 5,999 |
| 502959 | Dec 12, 2000 | Dec 12, 2000 | Hilcorp Energy Company | Colorado | Weeks et Al #2R08932270 | 6,100 |
| 502958 | Dec 12, 2000 | Dec 12, 2000 | Hilcorp Energy Company | Refugio | Heard, Clement #139100838 | 5,911 |
| 502775 | Dec 7, 2000 | Dec 7, 2000 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #8703903966 | 9,895 |
| 502774 | Dec 7, 2000 | Dec 7, 2000 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #23503932693 | 10,937 |
| 502728 | Dec 6, 2000 | Dec 6, 2000 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #4708900571 | 9,072 |
| 502471Amendment | Nov 29, 2000 | Nov 29, 2000 | Hilcorp Energy Company | Refugio | Heard, Clement #1339100850 | 6,000 |
| 502369 | Nov 27, 2000 | Nov 27, 2000 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #6003902828 | 11,904 |
| 501882 | Nov 10, 2000 | Nov 10, 2000 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #8908932259 | 3,300 |
| 501749 | Nov 8, 2000 | Nov 8, 2000 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #11403903982 | 11,060 |
| 501748 | Nov 8, 2000 | Nov 8, 2000 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #13103903992 | 10,850 |
| 501748Amendment | Nov 8, 2000 | Nov 8, 2000 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #13103903992 | 10,850 |
| 501701 | Nov 7, 2000 | Nov 7, 2000 | Hilcorp Energy Company | Colorado | Weeks et Al #208932257 | 6,100 |
| 501566Amendment | Nov 7, 2000 | Nov 7, 2000 | Hilcorp Energy Company | Refugio | O'Connor, Thomas "A" #2039101511 | 5,910 |
| 501410 | Oct 30, 2000 | Oct 30, 2000 | Hilcorp Energy Company | Colorado | Sheridan Gas Unit #8808932255 | 3,500 |
| 500850Amendment | Oct 19, 2000 | Oct 19, 2000 | Hilcorp Energy Company | Refugio | Heard, Mrs. Fannie V. W. #10339131690 | 6,113 |
| 500406 | Oct 4, 2000 | Oct 4, 2000 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #11803903986 | 9,802 |
| 500406Amendment | Oct 4, 2000 | Oct 4, 2000 | Hilcorp Energy Company | Brazoria | Old Ocean Unit #11803903986 | 10,660 |