| FNB Cincinnati #542-215-31394 | Proline Energy Resources Inc | HidalgoHargill (Frio Cons.) | Temporarily abandonedGas | 10,423 | May 28, 2010 | 2 | Sep 2010 |
| Glasscock C. G. #442-089-30485 | Proline Energy Resources Inc | ColoradoGlasscock (Wilcox 9 400) | Shut inOil | 11,505 | May 26, 2010 | 6 | Nov 2015 |
| Briscoe-Nunley a #1HHZ42-479-40889 | Proline Energy Resources Inc | WebbHawkville (Eagleford Shale) | ActiveGas | 13,355 | Apr 27, 2010 | 2 | Aug 2026 |
| Dena Forehand #2HHZ42-297-34884 | Proline Energy Resources Inc | Live OakSugarkane (Eagle Ford) | ActiveGas | 14,037 | Apr 26, 2010 | 2 | Oct 2025 |
| Elizondo et al #842-505-36501 | Proline Energy Resources Inc | ZapataRoleta (Wilcox Consolidated) | ActiveGas | 9,800 | Apr 13, 2010 | 1 | Aug 2026 |
| Elizondo #642-505-36498 | Proline Energy Resources Inc | ZapataRoleta (Wilcox Consolidated) | Temporarily abandonedGas | 9,500 | Mar 23, 2010 | 1 | Apr 2013 |
| Ross D. GU #3HHZ42-401-35118 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | Temporarily abandonedGas | 10,489 | Mar 22, 2010 | 1 | Jul 2024 |
| Nunley-Traylor #1HHZ42-283-32251 | Proline Energy Resources Inc | La SalleHawkville (Eagleford Shale) | ActiveGas | 12,597 | Feb 17, 2010 | 2 | Aug 2026 |
| Elizondo et al #542-505-36482 | Proline Energy Resources Inc | ZapataRoleta (Wilcox Consolidated) | ActiveGas | 9,800 | Jan 19, 2010 | 1 | Aug 2026 |
| McFaddin a #4342-469-33588 | Proline Energy Resources Inc | VictoriaMcFaddin (2500) | ActiveGas | 3,900 | Jan 7, 2010 | 4 | Oct 2013 |
| Hall #142-401-33572 | Proline Energy Resources Inc | RuskBeckville (Travis Peak) | Temporarily abandonedGas | 10,810 | Aug 14, 2009 | 4 | Mar 2024 |
| Langston GU #1-U42-401-33573 | Proline Energy Resources Inc | RuskBeckville (Travis Peak) | Temporarily abandonedGas | 10,580 | Aug 14, 2009 | 4 | Apr 2024 |
| O Connor Ranch #2242-175-33774 | Proline Energy Resources Inc | GoliadOconnor Ranch (Frio Cons.) | Temporarily abandonedGas | 15,100 | Aug 13, 2009 | 5 | Feb 2008 |
| Ashby Gas Unit #142-401-33330 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 10,800 | Aug 13, 2009 | 7 | Aug 2026 |
| Prior Heirs Gas Unit #142-401-33352 | Proline Energy Resources Inc | RuskBeckville (Travis Peak) | Temporarily abandonedGas | 10,550 | Aug 13, 2009 | 5 | Jul 2024 |
| Prior Frank Gas Unit #1 L42-401-33381 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 10,650 | Aug 13, 2009 | 5 | Aug 2026 |
| Wylie A. #1 F42-401-33556 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 10,600 | Aug 13, 2009 | 4 | Aug 2026 |
| Swiley T. Gas Unit #3 L42-401-33681 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 10,610 | Aug 13, 2009 | 4 | Aug 2026 |
| Ross Tucker GU #1 U42-401-33685 | Proline Energy Resources Inc | RuskBeckville (Travis Peak) | Temporarily abandonedGas | 10,460 | Aug 13, 2009 | 4 | May 2026 |
| Ross Tucker GU #2 T42-401-33703 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 10,404 | Aug 13, 2009 | 3 | Aug 2026 |
| Patterson J.L. #1 U42-401-33823 | Proline Energy Resources Inc | RuskBeckville (Travis Peak) | ActiveGas | 10,602 | Aug 13, 2009 | 3 | Aug 2026 |
| Grant J.M. #2U42-401-33824 | Proline Energy Resources Inc | RuskBeckville (Travis Peak) | PluggedGas | 11,000 | Aug 13, 2009 | 3 | Jun 2020 |
| Briscoe-Nunley GU #1HHZ42-283-32211 | Proline Energy Resources Inc | La SalleJunco (Eagle Ford Shale) | ActiveGas | 12,540 | Aug 4, 2009 | 2 | Aug 2026 |
| Bird #142-297-34758 | Proline Energy Resources Inc | Live OakOakville (Wilcox Cons.) | ActiveGas | 10,390 | Aug 4, 2009 | 2 | Aug 2026 |
| Gentry Unit #1HHZ42-439-34443 | Proline Energy Resources Inc | TarrantNewark East (Barnett Shale) | ActiveGas | 7,391 | Jul 7, 2009 | 3 | Aug 2026 |
| Swiley T. Hay GU #4HHZ42-401-35057 | Proline Energy Resources Inc | RuskCarthage (Haynesville Shale) | ActiveGas | 11,343 | May 14, 2009 | 1 | Aug 2026 |
| Countiss Sam #1F42-355-33423 | Proline Energy Resources Inc | NuecesBaldwin (9290) | ActiveGas | 9,700 | Apr 14, 2009 | 3 | Dec 2025 |
| Casa Unit #1D42-297-34347 | Proline Energy Resources Inc | Live OakCoquat (Luling) | Temporarily abandonedGas | 10,900 | Mar 12, 2009 | 4 | Feb 2002 |
| Swiley T. Gas Unit #542-401-34503 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 11,570 | Jan 23, 2009 | 5 | Aug 2026 |
| Papaya #142-321-32273 | Proline Energy Resources Inc | MatagordaCoconut (Anomalina 4) | Temporarily abandonedGas | 12,500 | Jan 22, 2009 | 1 | Feb 2023 |
| Countiss Sam #742-355-33363 | Proline Energy Resources Inc | NuecesBaldwin (2400) | Temporarily abandonedGas | 3,400 | Jan 22, 2009 | 3 | May 2015 |
| Countiss Sam #642-355-33364 | Proline Energy Resources Inc | NuecesBaldwin (2830 Lagarto) | Temporarily abandonedGas | 3,210 | Jan 22, 2009 | 2 | Jan 2008 |
| Baldwin J. C. #3142-355-30605 | Proline Energy Resources Inc | NuecesBaldwin S. (Sanders) | Shut inOil | 7,070 | Dec 22, 2008 | 3 | Jul 2019 |
| Elizondo et al #142-505-36358 | Proline Energy Resources Inc | ZapataRoleta (Wilcox Consolidated) | ActiveGas | 10,250 | Dec 10, 2008 | 2 | Aug 2026 |
| Vastar Bonner #142-241-30665 | Proline Energy Resources Inc | JasperWildcat | ActiveGas | 19,458 | Dec 5, 2008 | 2 | Aug 2026 |
| Acela San Cristobal #1ST42-505-36346 | Proline Energy Resources Inc | ZapataRoleta (Wilcox Consolidated) | Temporarily abandonedGas | 10,543 | Nov 18, 2008 | 2 | Aug 2024 |
| McDowell #442-239-33489 | Proline Energy Resources Inc | JacksonWesthoff (Combined Associated) | Temporarily abandonedGas | 7,000 | Oct 20, 2008 | 1 | Oct 2019 |
| Gouger GU 4 O/a #442-311-31608 | Proline Energy Resources Inc | McMullenCampana South (Yegua 4300) | ActiveGas | 6,100 | Sep 5, 2008 | 3 | Apr 2026 |
| Thomas GU #142-401-33439 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 10,720 | Sep 4, 2008 | 2 | Aug 2026 |
| Goldman Dr. Joseph L. Unit #242-073-31403 | Proline Energy Resources Inc | CherokeeScoober Creek (Travis Peak) | ActiveOil | 8,600 | Aug 29, 2008 | 1 | Jun 2026 |
| Pryor Myra S. -a- #4 T42-089-00190 | Proline Energy Resources Inc | ColoradoAltair (Wilcox 10 100) | Temporarily abandonedGas | 10,366 | Aug 25, 2008 | 1 | May 1995 |
| Lanier Estate #142-505-36257 | Proline Energy Resources Inc | ZapataHaynes (Middle Wilcox Cons.) | Temporarily abandonedGas | 9,300 | Aug 22, 2008 | 2 | Aug 2024 |
| Brady J. #142-401-34335 | Proline Energy Resources Inc | RuskMinden (Travis Peak Cons.) | Temporarily abandonedGas | 10,615 | Aug 12, 2008 | 3 | Aug 2024 |
| Orr-Burks GU #242-401-34166 | Proline Energy Resources Inc | RuskMinden (Travis Peak Cons.) | ActiveGas | 10,593 | Aug 8, 2008 | 2 | Aug 2026 |
| Tait Alice #142-089-31750 | Proline Energy Resources Inc | ColoradoTait (Wilcox 10 700) | Temporarily abandonedGas | 11,786 | Jul 30, 2008 | 2 | Sep 2018 |
| Pagan #142-297-34381 | Proline Energy Resources Inc | Live OakMikeska NW. (7800) | Temporarily abandonedGas | 12,287 | Jul 21, 2008 | 2 | Aug 2024 |
| Strong Clyde GU #142-401-33854 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | Temporarily abandonedGas | 10,597 | Jul 3, 2008 | 2 | Aug 2026 |
| Swiley T. Gas Unit #242-401-33668 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 10,600 | Jul 2, 2008 | 3 | Aug 2026 |
| Ross D. GU #242-401-33866 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 10,641 | Jul 2, 2008 | 2 | Aug 2026 |
| Strong B.E. Gas Unit #342-401-33931 | Proline Energy Resources Inc | RuskBeckville (Cotton Valley) | ActiveGas | 10,492 | Jul 2, 2008 | 2 | Aug 2026 |