| Tarwater O-3-12505 | Ernest Operating Company only | Noack Cow Herd, East (Navarro) | Burleson | 21 | 366K | 114K | Jan 1993 – Apr 2026 |
| Noack-Zoch Unit O-3-21703 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 1 | 237K | 1.34M | Jan 1993 – Apr 2026 |
| Knight-Noack Unit O-3-21786 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 1 | 221K | 354K | Jan 1993 – Jul 2025 |
| Noack Unit O-3-21501 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 2 | 83.9K | 185K | Jan 1993 – Apr 2026 |
| Noack Unit O-3-18135 | Anadarko E&P Company LP only | Giddings (Austin Chalk-3) | Lee | 2 | 66.2K | 124K | Jan 1993 – Feb 2003 |
| Perry O-3-16127 | Ernest Operating Company only | Noack Cow Herd, East (Navarro) | Burleson | 4 | 49.3K | 50 | Jan 1993 – Apr 2026 |
| Gerdes Development Co., Inc. O-3-11427 | Ernest Operating Company only | Noack Cow Herd (3460) | Lee | 3 | 47.6K | 68.8K | Jan 1993 – Apr 2026 |
| Coffield B-7A O-3-11868 | Betro, Inc. only | Noack Cowherd, NE (3400) | Burleson | 4 | 38K | 123K | Jan 1993 – Apr 2026 |
| Richards, L.C. et Al O-3-11707 | Ernest Operating Company only | Noack Cow Herd, East (Navarro) | Lee | 5 | 37.9K | 18.5K | Jan 1993 – Apr 2026 |
| Noack O-3-11663 | Ernest Operating Company only | Noack Cow Herd (3460) | Lee | 8 | 34.8K | 67.1K | Jan 1993 – Apr 2026 |
| Noack Farms O-1-16355 | Mojo Exploration & Production, L only | Minerva-Rockdale | Milam | 15 | 34.5K | 0 | Aug 2012 – Feb 2026 |
| Stork-Richards Unit O-3-11312 | Ernest Operating Company only | Noack Cow Herd, East (Navarro) | Lee | 3 | 32.2K | 5.75K | Jan 1993 – Apr 2026 |
| Noack O-1-7490 | Tex-Lee Operating Company only | Giddings (Austin Chalk-1) | Bastrop | 1 | 31.9K | 21 | Jan 1993 – Apr 2026 |
| Noack O-1-4418 | Rusk Energy Operating LLC only | Bulloh (Navarro) | Milam | 5 | 31.7K | 130 | Jan 1993 – May 2024 |
| Zoch-Noack Unit O-3-13618 | Leexus Oil LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 29.2K | 2.93K | Jan 1993 – Oct 2018 |
| Brown-Runnels Unit O-3-11628 | Ernest Operating Company only | Noack Cow Herd (Seg. C) | Lee | 3 | 27.6K | 50 | Jan 1993 – Apr 2026 |
| Gerdes Development Co. O-3-23614 | Ernest Operating Company only | Noack Cow Herd (3460) | Lee | 1 | 24.8K | 31.3K | Nov 1998 – Apr 2026 |
| Pearson O-3-12523 | Ernest Operating Company only | Noack Cow Herd (3460) | Burleson | 2 | 24.8K | 30.1K | Jan 1993 – Apr 2026 |
| Noack "A" O-3-19411 | Trivista Operating LLC only | Serbin (Taylor Sand) | Lee | 2 | 22.7K | 63.6K | Jan 1993 – Jan 2025 |
| Morgan, Henry O-3-11573 | Ernest Operating Company only | Noack Cow Herd, East (Navarro) | Lee | 1 | 20.8K | 47 | Jan 1993 – Apr 2026 |
| Owens O-3-11379 | Ernest Operating Company only | Noack Cow Herd, East (Navarro) | Lee | 3 | 20K | 9.95K | Jan 1993 – Apr 2026 |
| Coffield B-7A"A" O-3-11867 | Betro, Inc. only | Noack Cowherd, NE (3400) | Burleson | 2 | 18.5K | 29.9K | Jan 1993 – Apr 2026 |
| Maloy-Coffield Unit O-3-12522 | Ernest Operating Company only | Noack Cow Herd (3460) | Lee | 2 | 14.3K | 145 | Jan 1993 – Apr 2026 |
| Sladek, A. O-1-1292 | Magnum Oilfield Services LLC only | Noack | Williamson | 5 | 13.6K | 21 | Jan 1993 – Mar 2015 |
| Henry Shephard Etal Unit 1 O-3-21455 | Rusk Energy Operating LLC only | Noack Cowherd, NE (3400) | Burleson | 1 | 13.4K | 43K | Jan 1993 – Apr 2026 |
| Morton "A" O-3-12991 | Ernest Operating Company only | Noack Cow Herd (3460) | Burleson | 1 | 12.8K | 6.56K | Jan 1993 – Apr 2026 |
| Noack "B" O-3-22672 | Trivista Operating LLC only | Serbin (Taylor Sand) | Lee | 1 | 11.7K | 33.2K | Feb 1995 – Feb 2026 |
| Shephard, Henry (T-560-2) O-3-12068 | Betro, Inc. only | Noack Cowherd, NE (3400) | Burleson | 1 | 11.7K | 32.4K | Jan 1993 – Apr 2026 |
| Stork-Richards Unit O-3-11465 | Ernest Operating Company only | Noack Cow Herd (Seg. C) | Lee | 1 | 10.9K | 1.86K | Jan 1993 – Apr 2026 |
| Brown, F. D., Jr. O-3-11433 | Ernest Operating Company only | Noack Cow Herd, East (Navarro) | Lee | 1 | 10.6K | 48 | Jan 1993 – Apr 2026 |
| Noack O-3-19578 | Trivista Operating LLC only | Serbin (Taylor Sand) | Lee | 1 | 10.4K | 38K | Jan 1993 – Jun 2025 |
| Richards, L.C. "A" O-3-21476 | Ernest Operating Company only | Noack Cow Herd, East (Navarro) | Lee | 1 | 9.97K | 46 | Jan 1993 – Apr 2026 |
| Sherar Mineral Fee O-3-11618 | Ernest Operating Company only | Noack Cow Herd (3460) | Lee | 4 | 9.27K | 38.2K | Jan 1993 – May 2021 |
| Hester, S. N. O-3-11002 | Ernest Operating Company only | Noack Cow Herd (3460) | Lee | 2 | 8.97K | 47 | Jan 1993 – Apr 2026 |
| Brown, F.D. O-3-12280 | Ernest Operating Company only | Noack Cow Herd (Seg. C) | Lee | 1 | 8.76K | 48 | Jan 1993 – Mar 2026 |
| Noack -A- O-1-8239 | Rusk Energy Operating LLC only | Bulloh (Navarro) | Milam | 1 | 8.37K | 134 | Jan 1993 – Apr 2025 |
| Dyer "A" O-3-11959 | Ernest Operating Company only | Noack Cow Herd (3460) | Burleson | 2 | 7.63K | 51 | Jan 1993 – Jan 2018 |
| Noack-Menzel O-3-20965 | Creative Oil & Gas Operating,llc only | Giddings (Austin Chalk-3) | Lee | 1 | 6.93K | 354 | Jan 1993 – Aug 2016 |
| Hodge O-3-11554 | Ernest Operating Company only | Noack Cow Herd (Seg. B, East) | Lee | 1 | 6.76K | 104 | Jan 1993 – Apr 2026 |
| Fritze O-3-12171 | Ernest Operating Company only | Noack Cow Herd (3460) | Burleson | 2 | 5.53K | 43 | Jan 1993 – Apr 2026 |
| Guthrie, James Q O-3-16195 | Jda Energy, LLC only | Noack Cow Herd (Seg. B, East) | Lee | 1 | 4.4K | 878 | Jan 1993 – Mar 2026 |
| Brown "A" O-3-19741 | Ads Oil & Gas, Inc. only | Noack Cow Herd, East (Navarro) | Lee | 1 | 3.9K | 25 | Mar 1993 – Jun 2008 |
| Spence O-3-10952 | Ernest Operating Company only | Noack Cow Herd (3460) | Lee | 2 | 3.71K | 8.72K | Feb 1993 – Jan 2005 |
| Sladek, Eugene O-1-1290 | Magnum Oilfield Services LLC only | Noack | Williamson | 5 | 3.59K | 21 | Jan 1993 – Mar 2015 |
| Willard "A" O-3-13070 | Ernest Operating Company only | Noack COWHERD(3200) | Burleson | 1 | 3.14K | 12.9K | Sep 1995 – Apr 2026 |
| Runnels O-3-11837 | Ernest Operating Company only | Noack Cow Herd (Seg. C) | Lee | 3 | 3K | 45 | Jan 1993 – Aug 2003 |
| Pearson O-3-12578 | Ernest Operating Company only | Noack COWHERD(3200) | Burleson | 1 | 2.58K | 6.58K | Aug 1994 – Mar 2000 |
| Owens "A" O-3-11894 | Ernest Operating Company only | Noack Cow Herd (3460) | Lee | 1 | 1.78K | 9.87K | Nov 1993 – Dec 1998 |
| Morrison, Jennie, et Al O-3-14574 | Ernest Operating Company only | Noack Cow Herd (Seg. C) | Lee | 1 | 1.73K | 43 | Feb 1993 – Apr 2004 |
| Noack, R. W. O-3-25383 | Impetro Operating LLC only | Giddings (4100) | Lee | 1 | 1.64K | 794 | Apr 2007 – Jan 2009 |