| Bukowski-Bienski Unit O-3-21384 | Giddings (Austin Chalk-3) | Brazos | 1 | 57.5K | 262K | Jan 1993 – Jun 2000 |
| Bush-Bush Unit O-3-21684 | Giddings (Austin Chalk-3) | Burleson | 1 | 28.7K | 201K | Jan 1993 – Mar 2000 |
| Bush-Stetz Unit O-3-21694 | Giddings (Austin Chalk-3) | Brazos | 1 | 23.7K | 206K | Jan 1993 – Feb 2000 |
| N.W. Oldenburg-Amarado Unit O-3-23763 | Giddings (Austin Chalk-3) | Fayette | 1 | 329 | 2.51K | Aug 1999 – Feb 2000 |
| Stetz-Rancho Grande Unit O-3-21986 | Giddings (Austin Chalk-3) | Brazos | 1 | 28.3K | 187K | Mar 1993 – Nov 1999 |
| Rost Unit O-3-20553 | Giddings (Austin Chalk-3) | Lee | 1 | 22.8K | 535K | Jan 1993 – Oct 1999 |
| Temple-Industries 2-H O-6-13323 | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 12.6K | 473K | Jun 1994 – Oct 1999 |
| Lenz Unit O-3-21475 | Giddings (Austin Chalk-3) | Brazos | 1 | 33.1K | 270K | Jan 1993 – Aug 1999 |
| G.C. Fleming 1904C O-6-13777 | Carthage (Travis Peak-Smith) | Panola | 2 | 1.64K | 58.1K | Jun 1997 – Aug 1999 |
| Terry, I. W. O-10-25371 | Conger, SW (Penn) | Sterling | 19 | 8.66K | 683K | Jan 1993 – Jul 1999 |
| Sheppard Unit O-3-13525 | Giddings (Austin Chalk-3) | Lee | 1 | 5.73K | 118K | Jan 1993 – Jul 1999 |
| Doc O-3-18752 | Giddings (Austin Chalk-3) | Fayette | 1 | 9.12K | 253K | Jan 1993 – Apr 1999 |
| Citori Unit O-3-23062 | Giddings (Buda) | Milam | 1 | 283K | 126K | Jul 1996 – Mar 1999 |
| Moss, Edward O-3-21800 | Giddings (Austin Chalk-3) | Fayette | 1 | 23.7K | 49.5K | Jan 1993 – Mar 1999 |
| Maggie Unit O-3-23596 | Giddings (Austin Chalk-3) | Bastrop | 1 | 88.1K | 39.6K | Feb 1998 – Feb 1999 |
| Nietsche-Sylvester Unit O-3-21756 | Giddings (Austin Chalk-3) | Fayette | 1 | 35.7K | 69.4K | Jan 1993 – Jan 1999 |
| Cartwright-Moore Unit O-3-23512 | Giddings (Buda) | Milam | 1 | 115K | 50.4K | Jun 1997 – Dec 1998 |
| Tatsch O-1-13721 | Pearsall (Austin Chalk) | Frio | 1 | 65.6K | 65.2K | Mar 1993 – Dec 1998 |
| Burton-Wells Unit O-3-23513 | Giddings (Buda) | Milam | 1 | 47.3K | 21.2K | Feb 1998 – Dec 1998 |
| Sadberry-Foyt Unit O-3-23508 | Giddings (Buda) | Robertson | 1 | 43.5K | 24.2K | Feb 1998 – Dec 1998 |
| Mills-McGee Trust Unit O-3-23514 | Giddings (Buda) | Milam | 1 | 24.3K | 48.3K | Mar 1998 – Dec 1998 |
| Bailey-Hann Unit O-3-23509 | Giddings (Buda) | Milam | 1 | 6.11K | 7.3K | Apr 1998 – Dec 1998 |
| Brown-Ely Unit O-3-23507 | Giddings (Buda) | Milam | 1 | 9.89K | 6.88K | Jun 1998 – Nov 1998 |
| Dees-OL Unit O-3-22265 | Giddings (Austin Chalk-3) | Lee | 1 | 48.8K | 57.3K | Jul 1993 – Oct 1998 |
| Grant O-3-23533 | Giddings (Buda) | Brazos | 1 | 77K | 90.7K | Sep 1997 – Sep 1998 |
| Zgabay, Edwin "C" O-3-15923 | Giddings (Austin Chalk-3) | Burleson | 1 | 30.8K | 251K | Jan 1993 – Aug 1998 |
| Blacktail Unit O-3-23474 | Giddings (Buda) | Robertson | 1 | 64.2K | 33.2K | Feb 1998 – Jul 1998 |
| Oliver F. Goen Unit O-3-21675 | Giddings (Austin Chalk-3) | Brazos | 1 | 53.3K | 359K | Jan 1993 – Jul 1998 |
| Weth, J. O-3-15095 | Giddings (Austin Chalk-3) | Fayette | 1 | 7.66K | 23.7K | Jan 1993 – Jul 1998 |
| Hielscher-White O-3-17934 | Giddings (Austin Chalk-3) | Lee | 1 | 9.38K | 22.3K | Jan 1993 – Jun 1998 |
| Lucy Donovan et al Unit O-6-12757 | Carthage (Travis Peak-Woolworth) | Panola | 1 | 8.44K | 419K | Jan 1993 – Jun 1998 |
| Embesi, T.A. O-3-16912 | Giddings (Austin Chalk-3) | Fayette | 1 | 5.22K | 89.7K | Jan 1993 – May 1998 |
| J. E. Weedon Unit O-3-21257 | Giddings (Austin Chalk-3) | Brazos | 1 | 22.1K | 88.8K | Jan 1993 – Apr 1998 |
| Teinert Unit O-3-14375 | Giddings (Austin Chalk-3) | Lee | 1 | 7.28K | 20 | Jan 1993 – Apr 1998 |
| Ammansville O.L. Unit O-3-22332 | Giddings (Austin Chalk-3) | Fayette | 1 | 7.38K | 1.79K | Dec 1993 – Mar 1998 |
| Teinert-Kunze Unit O-3-21604 | Giddings (Austin Chalk-3) | Fayette | 1 | 67.6K | 285K | Jan 1993 – Feb 1998 |
| Jones-Jones Unit O-3-21524 | Giddings (Austin Chalk-3) | Brazos | 1 | 42.4K | 259K | Jan 1993 – Feb 1998 |
| Sengelmann-Teinert O-3-21351 | Giddings (Austin Chalk-3) | Fayette | 1 | 37.2K | 74.5K | Jan 1993 – Feb 1998 |
| The Pines, Inc.-Karisch Unit O-3-21223 | Giddings (Austin Chalk-3) | Fayette | 1 | 57.9K | 412K | Jan 1993 – Jan 1998 |
| Samelson-Dunze Unit O-3-21687 | Giddings (Austin Chalk-3) | Fayette | 1 | 38K | 50.8K | Jan 1993 – Jan 1998 |
| Holland Unit O-6-13300 | Carthage (Travis Peak-Woolworth) | Panola | 1 | 3.47K | 3.7K | May 1994 – Oct 1997 |
| Yellow Rose Unit O-3-23208 | Giddings (Austin Chalk-3) | Brazos | 1 | 14.1K | 3.98K | Mar 1997 – Sep 1997 |
| Scott-Ruesink Unit O-3-21182 | Kurten (Buda) | Brazos | 1 | 56.6K | 57.7K | Jan 1993 – Aug 1997 |
| Kistner-Hass OL Unit O-3-22320 | Giddings (Austin Chalk-3) | Fayette | 1 | 20.6K | 31.7K | Dec 1993 – Aug 1997 |
| Bscu-Temple-Inland O-6-13020 | Brookeland (Austin Chalk, 8800) | Sabine | 1 | 11.3K | 381K | Jan 1993 – Aug 1997 |
| Arco-Vastar Unit A-172 O-6-13031 | Brookeland (Austin Chalk, 8800) | Newton | 1 | 38.7K | 262K | Jan 1993 – Jun 1997 |
| Ludmila Toupal O-3-18636 | Giddings (Austin Chalk-3) | Burleson | 1 | 11.9K | 1.29K | Jan 1993 – May 1997 |
| Heolscher, Alice B. O-3-23154 | Giddings (Austin Chalk-3) | Burleson | 1 | 6.81K | 175K | Jun 1996 – May 1997 |
| Hawkins O-1-12872 | Pearsall (Austin Chalk) | Frio | 1 | 15.7K | 12.7K | Jan 1993 – Apr 1997 |
| Schkade-Paseur Unit O-3-23365 | Wildcat | Fayette | 1 | 43 | 0 | Apr 1997 – Apr 1997 |