| 626662 | Sep 28, 2006 | Sep 28, 2006 | Bass Enterprises Production Co. | San Patricio | Cable Gas Unit #3 | 14,500 | 40932852 |
| 626657 | Sep 27, 2006 | Sep 27, 2006 | Bass Enterprises Production Co. | San Patricio | Portland Gas Unit "D" #4 | 12,200 | 40932851 |
| 625978 | Sep 26, 2006 | Sep 26, 2006 | Bass Enterprises Production Co. | Winkler | Walton, J. B. #9343 | 5,100 | 49531420 |
| 625853 | Sep 14, 2006 | Sep 14, 2006 | Bass Enterprises Production Co. | Andrews | University 38 BQ #1 | 13,000 | 00339382 |
| 621176 | Sep 12, 2006 | Sep 12, 2006 | Bass Enterprises Production Co. | Hockley | S. A. Slaughter "B" #43HH | 5,004 | 21901655 |
| 621175 | Sep 12, 2006 | Sep 12, 2006 | Bass Enterprises Production Co. | Hockley | Sun-Denton #7H | 4,976 | 21901655 |
| 621038 | Sep 12, 2006 | Sep 12, 2006 | Bass Enterprises Production Co. | Hockley | S.A. Slaughter "B" #38HH | 4,987 | 21901654 |
| 620932 | Sep 12, 2006 | Sep 12, 2006 | Bass Enterprises Production Co. | Hockley | Slaughter (San Andres) Tr. 20 #25HH | 5,023 | 21932646 |
| 620929 | Sep 12, 2006 | Sep 12, 2006 | Bass Enterprises Production Co. | Hockley | Slaughter, R.L. Jr TR 33 #41AH | 5,023 | 21932646 |
| 625086 | Aug 29, 2006 | Aug 29, 2006 | Bass Enterprises Production Co. | Lavaca | Bonorden Gas Unit #4 | 10,000 | 28533324 |
| 620548 | Aug 4, 2006 | Aug 4, 2006 | Bass Enterprises Production Co. | Winkler | J.B. Walton #115 | 4,800 | 49533202 |
| 620550 | Jul 3, 2006 | Jul 3, 2006 | Bass Enterprises Production Co. | Winkler | M.J. Bashara #72 | 4,800 | 49533203 |
| 619194 | May 17, 2006 | May 17, 2006 | Bass Enterprises Production Co. | Winkler | Bash #73 | 4,800 | 49533183 |
| 619194Amendment | May 17, 2006 | May 17, 2006 | Bass Enterprises Production Co. | Winkler | Bash #73 | 5,150 | 49533183 |
| 619253 | May 15, 2006 | May 15, 2006 | Bass Enterprises Production Co. | Winkler | Pure Walton #45 | 4,800 | 49533177 |
| 615249 | May 11, 2006 | May 11, 2006 | Bass Enterprises Production Co. | Winkler | Keystone Holt Unit #9356HH | 6,000 | 49532759 |
| 615248 | May 11, 2006 | May 11, 2006 | Bass Enterprises Production Co. | Winkler | Keystone Holt Unit #253HH | 6,000 | 49503693 |
| 613177 | Apr 20, 2006 | Apr 20, 2006 | Bass Enterprises Production Co. | Hockley | Sun Denton #6H | 4,987 | 21901654 |
| 613177Amendment | Apr 20, 2006 | Apr 20, 2006 | Bass Enterprises Production Co. | Hockley | Sun Denton #6H | 4,987 | 21901654 |
| 615260 | Mar 6, 2006 | Mar 6, 2006 | Bass Enterprises Production Co. | Fort Bend | George Ranch #16 | 12,500 | 15732346 |
| 607592 | Oct 10, 2005 | Oct 10, 2005 | Bass Enterprises Production Co. | Fort Bend | George Ranch EY-1 Gas Unit #17 | 12,300 | 15732286 |
| 606084 | Sep 9, 2005 | Sep 9, 2005 | Bass Enterprises Production Co. | Fort Bend | F.I. Booth Martial Trust #1 | 13,500 | 15732368 |
| 600814 | May 19, 2005 | May 19, 2005 | Bass Enterprises Production Co. | Reeves | Texaco Minerals #1 | 15,330 | 38932225 |
| 600210 | May 5, 2005 | May 5, 2005 | Bass Enterprises Production Co. | Fort Bend | George Ranch #19 | 12,000 | 15732347 |
| 600204 | May 4, 2005 | May 4, 2005 | Bass Enterprises Production Co. | Fort Bend | George Ranch #16 | 12,500 | 15732346 |
| 558526 | Mar 8, 2005 | Mar 8, 2005 | Bass Enterprises Production Co. | Winkler | Jenkins, B.F. et al (Deep) #3 | 10,300 | 49501841 |
| 557893 | Feb 23, 2005 | Feb 23, 2005 | Bass Enterprises Production Co. | Fort Bend | George Ranch AU-1 Gas Unit #15 | 12,000 | 15732335 |
| 557892 | Feb 18, 2005 | Feb 18, 2005 | Bass Enterprises Production Co. | Fort Bend | George Ranch #18 | 11,500 | 15732336 |
| 556075 | Jan 12, 2005 | Jan 12, 2005 | Bass Enterprises Production Co. | Lavaca | Mueller Gas Unit #7H | 13,700 | 28533126 |
| 555064 | Dec 20, 2004 | Dec 20, 2004 | Bass Enterprises Production Co. | Fort Bend | George Ranch #11 | 12,000 | 15732326 |
| 552302 | Oct 14, 2004 | Oct 14, 2004 | Bass Enterprises Production Co. | Andrews | University "38BQ" #1 | 13,000 | 00339382 |
| 552302Amendment | Oct 14, 2004 | Oct 14, 2004 | Bass Enterprises Production Co. | Andrews | University "38BQ" #1 | 13,000 | 00339382 |
| 552302Amendment | Oct 14, 2004 | Oct 14, 2004 | Bass Enterprises Production Co. | Andrews | University "38BQ" #1H | 13,000 | 00339382 |
| 550311 | Sep 13, 2004 | Sep 13, 2004 | Bass Enterprises Production Co. | Winkler | Mrs M.J. Hill #1 | 12,150 | 49503392 |
| 550115 | Aug 26, 2004 | Aug 26, 2004 | Bass Enterprises Production Co. | Winkler | Stanolind-B,hill,m.f.-Mitchell G #1 | 12,401 | 49504108 |
| 550115Amendment | Aug 26, 2004 | Aug 26, 2004 | Bass Enterprises Production Co. | Winkler | Stanolind-B,hill,m.f.-Mitchell G #1 | 12,401 | 49504108 |
| 548543 | Jul 21, 2004 | Jul 21, 2004 | Bass Enterprises Production Co. | Lavaca | Bonorden Gas Unit #3UT | 10,604 | 28532500 |
| 547066 | Jun 17, 2004 | Jun 17, 2004 | Bass Enterprises Production Co. | Brazoria | Ramsey State Prison Farm #1 | 13,500 | 03932848 |
| 547065 | Jun 17, 2004 | Jun 17, 2004 | Bass Enterprises Production Co. | Fort Bend | George Ranch #17 | 10,600 | 15732286 |
| 547065Amendment | Jun 17, 2004 | Jun 17, 2004 | Bass Enterprises Production Co. | Fort Bend | Browder-State AU-1 Gas Unit #2 | 10,600 | 15732286 |
| 545881 | May 21, 2004 | May 21, 2004 | Bass Enterprises Production Co. | Fort Bend | Browder-State AU-1 Gas Unit #1 | 12,500 | 15732281 |
| 544152 | Apr 8, 2004 | Apr 8, 2004 | Bass Enterprises Production Co. | Winkler | J. B. Walton #9342 | 5,100 | 49531419 |
| 543887 | Mar 31, 2004 | Mar 31, 2004 | Bass Enterprises Production Co. | Starr | Slick-State 886-B #1 | 12,000 | 42733717 |
| 543524 | Mar 29, 2004 | Mar 29, 2004 | Bass Enterprises Production Co. | Fort Bend | George Ranch #12 | 11,500 | 15732269 |
| 540135 | Dec 29, 2003 | Dec 29, 2003 | Bass Enterprises Production Co. | Winkler | Jenkins, Ben et al A #15 | 3,640 | 49531103 |
| 540134 | Dec 29, 2003 | Dec 29, 2003 | Bass Enterprises Production Co. | Winkler | Walton, J B #95 | 3,560 | 49531009 |
| 539848 | Dec 18, 2003 | Dec 18, 2003 | Bass Enterprises Production Co. | Winkler | Pan AM B Hill Mitchell TR 2 #7 | 12,100 | 49531248 |
| 539847 | Dec 18, 2003 | Dec 18, 2003 | Bass Enterprises Production Co. | Winkler | Baird W. E. #13 | 10,665 | 49503675 |
| 536506 | Nov 18, 2003 | Nov 18, 2003 | Bass Enterprises Production Co. | Fort Bend | George Ranch #14 | 12,000 | 15732236 |
| 535370 | Aug 20, 2003 | Aug 20, 2003 | Bass Enterprises Production Co. | Lavaca | Neuhaus Unit #3 | 9,213 | 28531312 |
| 534005 | Jul 15, 2003 | Jul 15, 2003 | Bass Enterprises Production Co. | San Patricio | Portland Gas Unit "B" #1 | 10,954 | 40920119 |
| 533502 | Jun 25, 2003 | Jun 25, 2003 | Bass Enterprises Production Co. | Winkler | M. J. Hill Acct 3 #9 | 11,940 | 49503872 |
| 530390 | Apr 11, 2003 | Apr 11, 2003 | Bass Enterprises Production Co. | San Patricio | Portland Gas Unit "D" #2 | 11,860 | 40931560 |
| 530317 | Apr 9, 2003 | Apr 9, 2003 | Bass Enterprises Production Co. | Lavaca | Neuhaus Unit #3 | 9,213 | 28531312 |
| 530196 | Apr 3, 2003 | Apr 3, 2003 | Bass Enterprises Production Co. | Hockley | Lauhoff, L. L. #9H | 5,057 | 21933036 |
| 529482 | Mar 12, 2003 | Mar 12, 2003 | Bass Enterprises Production Co. | Hockley | Hefner, R. A. #9H | 5,070 | 21900069 |
| 529443 | Mar 11, 2003 | Mar 11, 2003 | Bass Enterprises Production Co. | Lavaca | Bonorden Gas Unit #2 | 9,500 | 28532125 |
| 529194 | Mar 5, 2003 | Mar 5, 2003 | Bass Enterprises Production Co. | Fort Bend | Baptist Foundation #1 | 8,500 | 15732214 |
| 529194Amendment | Mar 5, 2003 | Mar 5, 2003 | Bass Enterprises Production Co. | Fort Bend | Baptist Foundation #1 | 9,000 | 15732214 |
| 528906 | Mar 4, 2003 | Mar 4, 2003 | Bass Enterprises Production Co. | Hockley | Barry Unit #8H | 5,048 | 21903208 |
| 528903 | Mar 4, 2003 | Mar 4, 2003 | Bass Enterprises Production Co. | Hockley | Barry Unit #2H | 5,038 | 21903209 |
| 528892 | Feb 28, 2003 | Feb 28, 2003 | Bass Enterprises Production Co. | Hockley | Hefner, R. A. #8H | 5,064 | 21900068 |
| 528331 | Feb 12, 2003 | Feb 12, 2003 | Bass Enterprises Production Co. | Hockley | Slaughter, R. L. Jr. C #8H | 5,083 | 21901721 |
| 528153 | Feb 12, 2003 | Feb 12, 2003 | Bass Enterprises Production Co. | Winkler | Bashara, M. J. #69 W | 4,700 | 49531700 |
| 528156 | Feb 7, 2003 | Feb 7, 2003 | Bass Enterprises Production Co. | Winkler | J. B. Walton #109W | 4,600 | 49531806 |
| 527687 | Jan 24, 2003 | Jan 24, 2003 | Bass Enterprises Production Co. | Hockley | R. L. Slaughter Jr. TR 47 #34H | 5,055 | 21901749 |
| 527686 | Jan 24, 2003 | Jan 24, 2003 | Bass Enterprises Production Co. | Hockley | S. A. Slaughter "B" #30H | 5,082 | 21901801 |
| 527597 | Jan 22, 2003 | Jan 22, 2003 | Bass Enterprises Production Co. | Brooks | El Coyote "C" #13 | 12,150 | 04731686 |
| 526605 | Jan 2, 2003 | Jan 2, 2003 | Bass Enterprises Production Co. | Winkler | Bashara, M. J. #35 | 4,609 | 49503711 |
| 526605Amendment | Jan 2, 2003 | Jan 2, 2003 | Bass Enterprises Production Co. | Winkler | Bashara, M. J. #35 | 4,609 | 49503711 |
| 526195 | Dec 9, 2002 | Dec 9, 2002 | Bass Enterprises Production Co. | Fort Bend | George Ranch #1SD | 5,000 | 15732208 |
| 525823 | Nov 26, 2002 | Nov 26, 2002 | Bass Enterprises Production Co. | Andrews | University 39 #1 | 13,000 | 00339027 |
| 525678 | Nov 21, 2002 | Nov 21, 2002 | Bass Enterprises Production Co. | Fort Bend | George Ranch #6 | 11,500 | 15732206 |
| 525528 | Nov 15, 2002 | Nov 15, 2002 | Bass Enterprises Production Co. | Ward | Hathaway, J. F. #32 | 5,000 | 47534768 |
| 524228 | Oct 2, 2002 | Oct 2, 2002 | Bass Enterprises Production Co. | Fort Bend | George Ranch #10 | 10,500 | 15732198 |
| 522569 | Aug 7, 2002 | Aug 7, 2002 | Bass Enterprises Production Co. | Fort Bend | George Ranch #7 | 10,500 | 15732195 |
| 521813 | Jul 16, 2002 | Jul 16, 2002 | Bass Enterprises Production Co. | Fort Bend | George Ranch #8 | 13,500 | 15732191 |
| 521813Amendment | Jul 16, 2002 | Jul 16, 2002 | Bass Enterprises Production Co. | Fort Bend | George Ranch #8 | 14,000 | 15732191 |
| 521486 | Jul 1, 2002 | Jul 1, 2002 | Bass Enterprises Production Co. | Andrews | University B #1 | 13,000 | 00338990 |
| 521485 | Jul 1, 2002 | Jul 1, 2002 | Bass Enterprises Production Co. | Andrews | University 38 BQ #1 | 13,000 | 00338991 |
| 521281 | Jun 24, 2002 | Jun 24, 2002 | Bass Enterprises Production Co. | Fort Bend | George Ranch #4 | 11,995 | 15732147 |
| 520951 | Jun 13, 2002 | Jun 13, 2002 | Bass Enterprises Production Co. | Fort Bend | George Ranch #5 | 13,395 | 15732166 |
| 518605 | Mar 28, 2002 | Mar 28, 2002 | Bass Enterprises Production Co. | Fort Bend | George Ranch #3 | 11,870 | 15732148 |
| 516767 | Feb 11, 2002 | Feb 11, 2002 | Bass Enterprises Production Co. | Nueces | East Redfish Bay Gas Unit #1 | 13,000 | 35533441 |
| 516767Amendment | Feb 11, 2002 | Feb 11, 2002 | Bass Enterprises Production Co. | Nueces | E.R.B.G.U.-State Tract 390 #4 | 10,500 | 35533441 |
| 516767Amendment | Feb 11, 2002 | Feb 11, 2002 | Bass Enterprises Production Co. | Nueces | State Tract 390 #4 | 10,500 | 35533441 |
| 516386 | Dec 21, 2001 | Dec 21, 2001 | Bass Enterprises Production Co. | Andrews | University 38 #1 | 13,000 | 00338944 |
| 514316 | Oct 11, 2001 | Oct 11, 2001 | Bass Enterprises Production Co. | Nueces | State Tract 391 #2 | 8,800 | 35533421 |
| 514285 | Oct 10, 2001 | Oct 10, 2001 | Bass Enterprises Production Co. | Fort Bend | George Ranch #5 | 13,800 | 15732166 |
| 514284 | Oct 10, 2001 | Oct 10, 2001 | Bass Enterprises Production Co. | Nueces | State Tract 401 #1 | 8,800 | 35533420 |
| 511026 | Aug 3, 2001 | Aug 3, 2001 | Bass Enterprises Production Co. | Andrews | University "A" #3 | 13,000 | 00338843 |
| 512084 | Jul 31, 2001 | Jul 31, 2001 | Bass Enterprises Production Co. | Hockley | Slaughter, S. A. "B" #33H | 5,025 | 21901803 |
| 512083 | Jul 31, 2001 | Jul 31, 2001 | Bass Enterprises Production Co. | Hockley | Slaughter, S. A. B #13H | 5,040 | 21901783 |
| 512083Amendment | Jul 31, 2001 | Jul 31, 2001 | Bass Enterprises Production Co. | Hockley | Slaughter, S. A. B #13H | 5,040 | 21901783 |
| 512082 | Jul 31, 2001 | Jul 31, 2001 | Bass Enterprises Production Co. | Hockley | Slaughter, S. A. "B" #37H | 5,000 | 21901641 |
| 512081 | Jul 31, 2001 | Jul 31, 2001 | Bass Enterprises Production Co. | Hockley | Slaughter, S. A. "B" #36H | 5,020 | 21901806 |
| 512080 | Jul 31, 2001 | Jul 31, 2001 | Bass Enterprises Production Co. | Hockley | Slaughter, S. A. "B" #14H | 5,050 | 21901785 |
| 512079 | Jul 31, 2001 | Jul 31, 2001 | Bass Enterprises Production Co. | Hockley | Barry Unit #7H | 5,040 | 21903206 |
| 512078 | Jul 31, 2001 | Jul 31, 2001 | Bass Enterprises Production Co. | Hockley | Barry Unit #6H | 5,040 | 21901684 |
| 512077 | Jul 31, 2001 | Jul 31, 2001 | Bass Enterprises Production Co. | Hockley | Barry Unit #2H | 5,040 | 21903209 |