| Compton, C. H., et UX -S- G-8-17505 | Older Than Dirt LLC only | Chaney (Marble Falls) | Stephens | 1 | 0 | 378K | by Jan 1993 – Nov 2023 |
| Lodge Creek O-13-33398 | Rife Energy Operating, Inc. only | KRS (Marble Falls) | Jack | 1 | 0 | 0 | — |
| Terry, O. H. G-8-17499 | Chapman Oil Co. only | Camp Colorado (Marble Falls) | Coleman | 1 | 0 | 110K | by Jan 1993 – May 2016 |
| Terry, Della, -A- G-8-17498 | Chapman Oil Co. only | Camp Colorado (Marble Falls) | Coleman | 1 | 0 | 189K | by Jan 1993 – May 2016 |
| George, W. O. G-8-17497 | Chapman Oil Co. only | Camp Colorado (Marble Falls) | Coleman | 1 | 0 | 173K | by Jan 1993 – May 2016 |
| Bailey, Neele G-8-17496 | Chapman Oil Co. only | Camp Colorado (Marble Falls) | Coleman | 1 | 0 | 43.3K | by Jan 1993 – May 2016 |
| Whidden Heirs G-8-17487 | R & D Operating, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 111K | by Jan 1993 – Oct 2017 |
| Buckner -B- G-8-17483 | R & D Operating, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 45K | by Jan 1993 – Oct 2017 |
| Buckner G-8-17482 | R & D Operating, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 68.7K | by Jan 1993 – Oct 2017 |
| Buckners Orphans Home G-8-17481 | R & D Operating, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 14.2K | by Jan 1993 – Aug 2006 |
| Buckners Orphans Home G-8-17480 | R & D Operating, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 111K | by Jan 1993 – Oct 2017 |
| Smith, Brook G-8-17479 | Southwest Gas Systems, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 7.37K | Mar 1993 – Oct 2022 |
| Smith, Brook G-8-17478 | Southwest Gas Systems, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 7.38K | Mar 1993 – Oct 2022 |
| Smith, Brook G-8-17475 | Southern States Natural Gas Co. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 0 | — |
| Smith, Brook G-8-17474 | Southwest Gas Systems, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 35.9K | Mar 1993 – Oct 2022 |
| Phillips-Sewell O-13-33431 | Oakridge Oil and Gas, LP only | Neale (Marble Falls) | Jack | 1 | 0 | 0 | — |
| Honea, L. J. G-8-17473 | Carson, Robert L. Estate only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 0 | — |
| Boysen, B. S. G-8-17472 | Southwest Gas Systems, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 7.7K | Mar 1993 – Oct 2022 |
| Boysen, B. S. G-8-17471 | Southwest Gas Systems, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 7.67K | Mar 1993 – Oct 2022 |
| Boysen, B. S. G-8-17470 | Southwest Gas Systems, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 7.63K | Mar 1993 – Oct 2022 |
| Irene Smith G-8-17466 | Wise, W. S. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 0 | — |
| Smith, J. F. G-8-17465 | Wise, W. S. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 0 | — |
| McCulley, W. D. G-8-17464 | Southwest Gas Systems, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 0 | — |
| Buckners Orphans Home G-8-17462 | R & D Operating, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 61.4K | by Jan 1993 – Oct 2017 |
| Buckners Orphans Home G-8-17461 | R & D Operating, Inc. only | Brownwood, West (Marble Falls) | Brown | 1 | 0 | 58.2K | by Jan 1993 – Oct 2017 |
| Sikes, Ernest G-8-17459 | Cedar Ridge Energy, Inc. only | Brownwood, South (Marble Falls) | Brown | 1 | 0 | 14.2K | by Jan 1993 – Feb 2024 |
| McClellan, Pat N. G-8-17458 | Cedar Ridge Energy, Inc. only | Brownwood, South (Marble Falls) | Brown | 1 | 0 | 23.9K | by Jan 1993 – Feb 2024 |
| McNurlen,plez& Kirkpatrick,e.e. G-8-17457 | Cedar Ridge Energy, Inc. only | Brookesmith,e(marble Falls Reef) | Brown | 1 | 0 | 19.9K | by Jan 1993 – May 2016 |
| McNurlen,plez& Kirkpatrick,e.e. G-8-17456 | City of Brady only | Brookesmith,e(marble Falls Reef) | Brown | 1 | 0 | 0 | — |
| Grelle, Carl&ekirkpatrick, E. E. G-8-17455 | Cedar Ridge Energy, Inc. only | Brookesmith,e(marble Falls Reef) | Brown | 1 | 0 | 17K | by Jan 1993 – Feb 2024 |
| Baxter, B. G.&kirkpatrick, E. E. G-8-17453 | McBee, Jim Co. only | Brookesmith,e(marble Falls Reef) | Brown | 1 | 0 | 0 | — |
| Zelma Fry-Santa FE et al Unit G-8-17452 | Hane Operating, Inc. only | Brookesmith,e(marble Falls Reef) | Brown | 1 | 0 | 0 | — |
| J. D. Nabers G-8-17449 | Nabers, Lynn only | Brownwood, South (Marble Falls) | Brown | 1 | 0 | 12.4K | Oct 1996 – Mar 2003 |
| Capps & Lucas G-8-17443 | H. T. & J. a Partnership only | Brownwood, East (Marble Falls) | Brown | 1 | 0 | 18.5K | by Jan 1993 – Apr 1997 |
| Taber, W. R. G-8-17434 | KLH Oil & Gas, Inc. only | Brown Co. Regular (Marble Falls) | Brown | 1 | 0 | 313K | by Jan 1993 – Aug 2026 |
| Smith, M. O. G-8-17433 | KLH Oil & Gas, Inc. only | Brown Co. Regular (Marble Falls) | Brown | 1 | 0 | 396K | by Jan 1993 – Aug 2026 |
| Davenport, Clyde G-8-17432 | Dadco only | Brown Co. Regular (Marble Falls) | Coleman | 1 | 0 | 3 | Feb 1994 – Feb 1994 |
| Davenport, Clyde G-8-17431 | Dadco only | Brown Co. Regular (Marble Falls) | Coleman | 1 | 0 | 1 | Feb 1994 – Feb 1994 |
| Davenport, Clyde G-8-17430 | Dadco only | Brown Co. Regular (Marble Falls) | Coleman | 1 | 0 | 3 | Feb 1994 – Feb 1994 |
| Collier, Henry G-8-17429 | Rosenberg, Edward only | Brown Co. Regular (Marble Falls) | Brown | 1 | 0 | 0 | — |
| Wilson, H. E. G-8-17428 | Wilson, H. E. only | Brown Co. Regular (Marble Falls) | Brown | 1 | 0 | 0 | — |
| Wells, L. D. G-8-17426 | Furry Producing Company only | Brown Co. Regular (Marble Falls) | Brown | 1 | 0 | 0 | — |
| McFarlane, J. R. G-8-17424 | Creek Energy, Inc. only | Lake Brownwood (Marble Falls) | Brown | 1 | 0 | 178K | by Jan 1993 – Jun 2015 |
| Ford, A. S., -A- G-8-17421 | Richards, K. S. only | Brown Co. Regular (Marble Falls) | Brown | 1 | 0 | 0 | — |
| Evans, E. A. G-8-17420 | Richards, K. S. only | Brown Co. Regular (Marble Falls) | Brown | 1 | 0 | 0 | — |
| Pace O-13-33735 | Caribou Operating, Inc. only | Antelope,s.e. (Marble Falls) | Jack | 1 | 0 | 0 | — |
| Sheffield G-8-17418 | Reach Oil only | Brown Co. Regular (Marble Falls) | Brown | 1 | 0 | 5.05K | by Jan 1993 – Apr 2005 |
| White, Odis G-8-17417 | Shady Oil Co. only | Lake Brownwood (Marble Falls) | Brown | 1 | 0 | 110K | by Jan 1993 – Jul 2026 |
| Sweeney, A. B. G-8-17416 | Creek Energy, Inc. only | Lake Brownwood (Marble Falls) | Brown | 1 | 0 | 137K | by Jan 1993 – Jun 2015 |
| Keeler, A. C. G-8-17415 | Haynes Production Company, Inc. only | Lake Brownwood (Marble Falls) | Brown | 1 | 0 | 6.09K | by Jan 1993 – Dec 1997 |