| Paltex #142-363-36089 | Upham Oil & Gas Company | Palo PintoKRS (Marble Falls) | ActiveGas | 4,940 | Nov 12, 2021 | 2 | Aug 2026 |
| McCall J. D. #242-367-34439 | Upham Oil & Gas Company | ParkerNewark East (Barnett Shale) | PluggedGas | 7,000 | Sep 15, 2017 | 2 | Nov 2019 |
| Lee Richard #142-363-35509 | Upham Oil & Gas Company | Palo PintoCalabria (Atoka Congl. Basal) | ActiveGas | 5,019 | Mar 13, 2015 | 2 | Aug 2026 |
| PMC #142-237-38842 | Upham Oil & Gas Company | JackMorris (Consolidated Congl.) | ActiveGas | 6,180 | Mar 12, 2015 | 2 | Aug 2026 |
| Lee Richard #242-363-35569 | Upham Oil & Gas Company | Palo PintoPalo Pinto County Regular | ActiveGas | 5,149 | Mar 12, 2015 | 2 | Aug 2026 |
| Hunter C.T. a #242-497-35961 | Upham Oil & Gas Company | WiseBoonsville (Bend Congl. Gas) | ActiveGas | 7,348 | Jan 28, 2015 | 2 | Aug 2026 |
| Long 63 #342-363-35113 | Upham Oil & Gas Company | Palo PintoPosidian (Ellen.) | ActiveInjection | 5,140 | Jul 28, 2014 | 2 | — |
| Long 63 #442-363-30806 | Upham Oil & Gas Company | Palo PintoMomma Bear (Marble Falls) | ActiveGas | 4,504 | Jun 20, 2014 | 1 | Aug 2026 |
| Long 63 #242-363-34707 | Upham Oil & Gas Company | Palo PintoBurns-Dalton(marble Falls) | ActiveGas | 4,275 | Jun 20, 2014 | 4 | Aug 2026 |
| H. D. Read et al #242-497-32053 | Upham Oil & Gas Company | WiseTidwell (Strawn 4600) | ActiveOil | 6,100 | Oct 31, 2013 | 2 | Aug 2026 |
| Paltex #242-363-36142 | Upham Oil & Gas Company | Palo PintoKRS (Marble Falls) | Temporarily abandonedGas | 4,860 | Apr 30, 2013 | 1 | Jul 2026 |
| Turner Unit #5HHZ42-497-37629 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | ActiveGas | 6,950 | Jan 15, 2013 | 1 | Mar 2017 |
| Turner Unit #4HHZ42-497-37630 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | Temporarily abandonedGas | 6,962 | Jan 15, 2013 | 1 | May 2016 |
| Earl Kelley Unit #4HHZ42-497-37595 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | Temporarily abandonedGas | 6,955 | Nov 14, 2012 | 1 | Jan 2025 |
| Earl Kelley Unit #3HHZ42-497-37546 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | ActiveGas | 6,924 | Nov 12, 2012 | 1 | Dec 2024 |
| Hudson Unit #1HHZ42-497-37573 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | ActiveGas | 7,010 | Oct 26, 2012 | 1 | Jul 2017 |
| Turner Unit #3HHZ42-497-37507 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | Temporarily abandonedGas | 6,957 | Jun 29, 2012 | 1 | Jun 2016 |
| Earl Kelley Unit #2HHZ42-497-37501 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | ActiveGas | 6,909 | Jun 27, 2012 | 1 | Apr 2019 |
| Turner Unit #2HHZ42-497-37502 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | Temporarily abandonedGas | 6,955 | Jun 27, 2012 | 1 | Apr 2016 |
| Chet Unit #142-237-39600 | Upham Oil & Gas Company | JackNewark East (Barnett Shale) | ActiveOil | 6,153 | Jun 19, 2012 | 1 | Aug 2026 |
| Turner Unit #1HHZ42-497-37503 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | Temporarily abandonedGas | 6,965 | Jun 18, 2012 | 1 | Apr 2016 |
| Earl Kelley Unit #1HHZ42-497-37496 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | Temporarily abandonedGas | 6,915 | Jun 15, 2012 | 1 | Apr 2019 |
| Moody-Atkinson Unit #2HHZ42-497-37459 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | Temporarily abandonedGas | 6,945 | May 4, 2012 | 3 | May 2015 |
| Moody-Atkinson Unit #1HHZ42-497-37450 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | Temporarily abandonedGas | 6,937 | Apr 19, 2012 | 3 | May 2013 |
| Bailey G. C. -a- #242-363-31132 | Upham Oil & Gas Company | Palo PintoMeeker (Conglomerate 4800) | ActiveGas | 5,025 | Feb 14, 2012 | 3 | May 2026 |
| Baptist Foundation #242-237-36918 | Upham Oil & Gas Company | JackBarfield (Conglomerate) | ActiveOil | 5,950 | Jan 6, 2012 | 2 | Aug 2026 |
| Bailey-Miller #142-363-31087 | Upham Oil & Gas Company | Palo PintoMeeker (Congl. 5100) | ActiveOil | 5,595 | Sep 8, 2011 | 1 | Aug 2026 |
| Zuber Unit #242-237-39257 | Upham Oil & Gas Company | JackNewark East (Barnett Shale) | ActiveOil | 6,597 | Oct 22, 2008 | 1 | Aug 2026 |
| Parks a Unit #1HHZ42-363-35784 | Upham Oil & Gas Company | Palo PintoNewark East (Barnett Shale) | ActiveGas | 4,712 | Jun 7, 2008 | 2 | Nov 2017 |
| Magic Valley Ranch a Unit #1HHZ42-363-35741 | Upham Oil & Gas Company | Palo PintoNewark East (Barnett Shale) | Temporarily abandonedGas | 4,762 | Mar 25, 2008 | 2 | — |
| Magic Valley Ranch #1R42-363-35745 | Upham Oil & Gas Company | Palo PintoNewark East (Barnett Shale) | Temporarily abandonedGas | 5,110 | Feb 15, 2008 | 1 | — |
| Hinkson #1B42-363-35720 | Upham Oil & Gas Company | Palo PintoWeldon (Conglomerate) | ActiveGas | 4,233 | Jan 18, 2008 | 1 | Mar 2026 |
| Donald Frazier Unit #242-367-34514 | Upham Oil & Gas Company | ParkerNewark East (Barnett Shale) | PluggedGas | 7,000 | Aug 10, 2007 | 1 | Jun 2018 |
| Hinkson #1A42-363-35657 | Upham Oil & Gas Company | Palo PintoWeldon (Conglomerate) | ActiveGas | 4,354 | Jun 11, 2007 | 1 | Mar 2026 |
| Hardy Beatrice #342-237-38939 | Upham Oil & Gas Company | JackNewark East (Barnett Shale) | ActiveGas | 6,644 | Apr 18, 2006 | 1 | Aug 2026 |
| Citori Carter #142-363-35510 | Upham Oil & Gas Company | Palo PintoLone Camp NW. (Congl.) | Temporarily abandonedGas | 4,120 | Feb 21, 2006 | 1 | May 2025 |
| Newman Gragg #342-363-35489 | Upham Oil & Gas Company | Palo PintoSet Ranch (Congl) | ActiveGas | 4,130 | Dec 21, 2005 | 2 | Jul 2026 |
| Hinkson #142-363-35435 | Upham Oil & Gas Company | Palo PintoBurns-Dalton(marble Falls) | ActiveOil | 4,355 | Oct 17, 2005 | 1 | Mar 2026 |
| Barksdale Estate #342-497-34621 | Upham Oil & Gas Company | WiseBoonsville (Bend Congl. Gas) | ActiveGas | 7,235 | Jun 6, 2005 | 4 | Aug 2026 |
| Stringer West Unit #142-363-35395 | Upham Oil & Gas Company | Palo PintoWhittenburg (Strawn Lower) | ActiveOil | 4,383 | May 18, 2005 | 1 | Aug 2026 |
| Newman Gragg #242-363-35384 | Upham Oil & Gas Company | Palo PintoB.R.A. (Congl.) | ActiveGas | 4,130 | Apr 6, 2005 | 1 | Jul 2026 |
| McElhaney #142-497-34578 | Upham Oil & Gas Company | WiseBoonsville (Bend Congl. Gas) | ActiveGas | 7,275 | Mar 24, 2005 | 5 | Aug 2026 |
| Zuber #142-237-38812 | Upham Oil & Gas Company | JackNewark East (Barnett Shale) | Shut inOil | 6,500 | Sep 24, 2004 | 1 | Jul 2022 |
| Orr William #942-497-35607 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | ActiveGas | 7,058 | May 14, 2004 | 1 | Aug 2026 |
| Whitten #1042-497-35588 | Upham Oil & Gas Company | WiseNewark East (Barnett Shale) | ActiveGas | 7,322 | Apr 27, 2004 | 1 | Aug 2026 |
| Rickels #442-363-35252 | Upham Oil & Gas Company | Palo PintoWoods (Conglomerate) | ActiveGas | 4,225 | Apr 23, 2004 | 2 | Aug 2026 |
| Henry-Castleberry #242-237-38773 | Upham Oil & Gas Company | JackNewark East (Barnett Shale) | ActiveGas | 6,580 | Apr 21, 2004 | 1 | Aug 2026 |
| BBB & C #142-363-35253 | Upham Oil & Gas Company | Palo PintoP.K. Lake (Congl.) | ActiveGas | 4,222 | Apr 21, 2004 | 2 | Aug 2026 |
| Dutro #242-363-35244 | Upham Oil & Gas Company | Palo PintoBurns-Dalton(marble Falls) | ActiveGas | 4,278 | Apr 12, 2004 | 1 | Aug 2026 |
| Costello #142-363-35243 | Upham Oil & Gas Company | Palo PintoP. K. Park (Congl.) 3950 | ActiveGas | 4,318 | Apr 9, 2004 | 1 | Jun 2026 |