| Lancaster Spring Com #00330-015-30965 | Earthstone Operating, LLC | EddyHappy Valley; Morrow (Gas) | ActiveOil | 11,700 | Feb 7, 2000 | 0 | 1,990 |
| Antler 17 State #00130-025-34820 | Earthstone Operating, LLC | LeaSan Simon; Strawn, Southwest (Gas) | Temporarily abandonedGas | 13,840 | Jan 5, 2000 | 0 | 0 |
| Outland State Unit #001Y30-025-34818 | Earthstone Operating, LLC | LeaWilson; Morrow (Gas) | Temporarily abandonedGas | 12,955 | Dec 25, 1999 | 0 | 0 |
| White Tip 7 Federal Com #00130-015-30827 | Earthstone Operating, LLC | EddyHappy Valley; Morrow (Gas) | ActiveGas | 11,700 | Nov 5, 1999 | 0 | 303 |
| Kudu 9 Federal Com #00130-025-34707 | Earthstone Operating, LLC | LeaBuffalo; Penn (Gas) | ActiveGas | 13,770 | Sep 17, 1999 | 0 | 3,253 |
| Anaconda 11 Federal #00130-025-34701 | Earthstone Operating, LLC | LeaTeas; Delaware | Temporarily abandonedOil | 9,720 | Aug 31, 1999 | 0 | 0 |
| Diamondback 25 Federal Com #00130-025-34679 | Earthstone Operating, LLC | LeaGem; Morrow (Gas) | PluggedGas | 13,850 | Aug 18, 1999 | 0 | 0 |
| Jade 34 Federal Com #00230-025-34648 | Earthstone Operating, LLC | LeaGem; Morrow, East (Gas) | ActiveGas | 13,725 | Jun 21, 1999 | 13 | 493 |
| Sagebrush 24 Federal #00130-025-34676 | Earthstone Operating, LLC | LeaGem; Delaware, East | PluggedOil | 13,538 | Jun 21, 1999 | 0 | 0 |
| Sand Dunes 36 State Com #00130-015-30643 | Earthstone Operating, LLC | EddyTurkey Track; Morrow, North (Gas) | ActiveGas | 11,385 | May 5, 1999 | 0 | 4,954 |
| Viper 3 Federal #00130-025-34543 | Earthstone Operating, LLC | LeaGem; Morrow, East (Gas) | ActiveGas | 13,830 | Oct 28, 1998 | 0 | 3,256 |
| Cuerno 4 State #00130-025-34471 | Earthstone Operating, LLC | LeaGrama Ridge; Morrow, East (Gas) | ActiveGas | 13,190 | Jul 29, 1998 | 0 | 15,504 |
| Neptune 31 Federal #00130-015-30340 | Earthstone Operating, LLC | EddyPalmillo; Bone Spring, East | ActiveGas | 11,220 | Jul 14, 1998 | 0 | 0 |
| Jade 34 Federal #00130-025-34390 | Earthstone Operating, LLC | LeaTeas; Bone Spring | PluggedGas | 13,690 | Apr 24, 1998 | 0 | 0 |
| Gazelle 31 Federal #00130-025-34317 | Earthstone Operating, LLC | LeaCorbin; Bone Spring, South | ActiveGas | 13,617 | Feb 25, 1998 | 1,320 | 14,078 |
| State R #00130-025-34271 | Earthstone Operating, LLC | LeaOsudo; Atoka, Southwest (Gas) | ActiveGas | 13,450 | Jan 20, 1998 | 0 | 6,182 |
| Dark Canyon 22 #00130-015-29979 | Earthstone Operating, LLC | EddyCarlsbad; Morrow, South (Gas) | Temporarily abandonedGas | 11,981 | Dec 22, 1997 | 0 | 0 |
| Wapiti 32 State Com #00130-025-34184 | Earthstone Operating, LLC | LeaLa Rica; Morrow, West (Gas) | ActiveGas | 13,720 | Nov 6, 1997 | 0 | 311 |
| Maduro Federal Unit #00530-025-34121 | Earthstone Operating, LLC | LeaGem; Morrow (Gas) | ActiveGas | 13,760 | Sep 2, 1997 | 0 | 30,736 |
| Bison 12 Federal #00130-025-34069 | Earthstone Operating, LLC | LeaQuail Ridge; Morrow, North (Gas) | ActiveGas | 13,600 | Jul 16, 1997 | 50 | 14,258 |
| Aztec 14 Federal Com #00130-025-33999 | Earthstone Operating, LLC | LeaHat Mesa; Morrow (Gas) | ActiveGas | 14,840 | May 23, 1997 | 0 | 7,973 |
| Badger 30 State #00130-025-33839 | Earthstone Operating, LLC | LeaOsudo; Morrow, North (Gas) | ActiveGas | 11,547 | Feb 17, 1997 | 0 | 31,786 |
| Pennzoil Federal #00330-025-33840 | Earthstone Operating, LLC | LeaE-K; Bone Spring | ActiveOil | 9,600 | Feb 13, 1997 | 1,500 | 1,426 |
| Filaree 24 Federal Com #00130-015-29280 | Earthstone Operating, LLC | EddyRevelation; Strawn,southeast (G) | ActiveGas | 11,557 | Nov 22, 1996 | 0 | 23,360 |
| F H 29 Federal Com #00130-015-29570 | Earthstone Operating, LLC | EddyCarlsbad; Morrow, South (Gas) | ActiveGas | 12,000 | Nov 8, 1996 | 0 | 7,082 |
| Black River 3 Federal #00130-015-29259 | Earthstone Operating, LLC | EddyCarlsbad; Morrow, South (Gas) | PluggedGas | 11,832 | Nov 5, 1996 | 0 | 0 |
| Minis 1 Federal Com #00330-025-33506 | Earthstone Operating, LLC | LeaHat Mesa; Morrow (Gas) | ActiveGas | 14,550 | Jun 26, 1996 | 0 | 3,588 |
| Rifleman 7 Federal Com #00130-015-28858 | Earthstone Operating, LLC | EddyHappy Valley; Morrow (Gas) | ActiveOil | 11,700 | Mar 4, 1996 | 0 | 297 |
| EV State #00430-015-28849 | Earthstone Operating, LLC | EddyHappy Valley; Delaware | PluggedOil | 4,400 | Feb 28, 1996 | 0 | 0 |
| F H 28 State #00130-015-28800 | Earthstone Operating, LLC | EddyCarlsbad; Morrow, South (Gas) | ActiveGas | 11,985 | Feb 26, 1996 | 0 | 42,168 |
| Minis 1 Federal #00230-025-33227 | Earthstone Operating, LLC | LeaHat Mesa; Morrow (Gas) | ActiveGas | 14,520 | Nov 27, 1995 | 0 | 4,395 |
| Buffalo 2K State Com #00130-025-33018 | Earthstone Operating, LLC | LeaQuail Ridge; Morrow, North (Gas) | Temporarily abandonedGas | 13,375 | Jul 6, 1995 | 0 | 0 |
| Madera 30 Federal #00130-025-32390 | Earthstone Operating, LLC | LeaJabalina; Atoka, Southwest (Gas) | ActiveGas | 15,555 | Jan 19, 1994 | 0 | 180 |
| EV State #00330-015-27751 | Earthstone Operating, LLC | EddyHappy Valley; Delaware | PluggedOil | 5,010 | Nov 19, 1993 | 0 | 0 |
| EV State Com #00230-015-27559 | Earthstone Operating, LLC | EddyCarlsbad; Atoka, South (Gas) | PluggedOil | 11,800 | Nov 17, 1993 | 0 | 0 |
| Atlantic 32 State #00430-025-31378 | Earthstone Operating, LLC | LeaBuffalo; Queen | ActiveOil | 4,560 | Oct 1, 1991 | 193 | 0 |
| Sheep Dip 20 Federal Com #00130-015-26530 | Earthstone Operating, LLC | EddyCarlsbad; Morrow, South (Gas) | ActiveGas | 11,840 | Aug 1, 1991 | 0 | 1,240 |
| Peoc 21 Federal #00130-015-26394 | Earthstone Operating, LLC | EddyFrontier Hills; Strawn (Gas) | ActiveGas | — | Jan 1, 1991 | 0 | 41,097 |
| Minis Federal Com #00130-025-27659 | Earthstone Operating, LLC | LeaHat Mesa; Morrow (Gas) | ActiveGas | 14,000 | Jun 1, 1990 | 0 | 4,419 |
| Buffalo 2I State Com #00130-025-30684 | Earthstone Operating, LLC | LeaQuail Ridge; Morrow, North (Gas) | ActiveGas | 13,426 | Jan 1, 1990 | 214 | 42,930 |
| Exxon 17 Federal Com #00130-015-26146 | Earthstone Operating, LLC | EddyCarlsbad; Atoka, South (Gas) | PluggedGas | 11,850 | Dec 1, 1989 | 0 | 0 |
| Buffalo 1K Federal Com #00130-025-30635 | Earthstone Operating, LLC | LeaQuail Ridge; Morrow, North (Gas) | ActiveGas | 13,563 | Jun 23, 1989 | 0 | 0 |
| Amoco 19 Federal #00130-015-25797 | Earthstone Operating, LLC | EddyHappy Valley; Morrow (Gas) | ActiveGas | 11,390 | May 1, 1989 | 0 | 78 |
| Federal LS #00130-025-29518 | Earthstone Operating, LLC | LeaLaguna Valley; Delaware | PluggedOil | 14,590 | Apr 1, 1986 | 0 | 0 |
| North Rock Lake #00130-025-27469 | Earthstone Operating, LLC | LeaRock Lake; Morrow, North (Gas) | PluggedGas | 13,370 | Jul 1, 1982 | 0 | 0 |
| Sam H Snoddy Federal #00130-025-27812 | Earthstone Operating, LLC | LeaSalt Lake; Delaware, South | Temporarily abandonedOil | 13,480 | Mar 16, 1982 | 0 | 0 |
| Floyd Com #00130-015-23674 | Earthstone Operating, LLC | EddyHappy Valley; Morrow (Gas) | ActiveGas | 11,546 | Sep 1, 1981 | 0 | 1,535 |
| Lancaster Spring Com #00130-015-23437 | Earthstone Operating, LLC | EddyHappy Valley; Morrow (Gas) | PluggedGas | 11,716 | Dec 1, 1980 | 0 | 0 |
| Federal AA #00130-015-22926 | Earthstone Operating, LLC | EddyHappy Valley; Morrow (Gas) | PluggedGas | 12,047 | Feb 1, 1980 | 0 | 0 |
| Pennzoil Federal #00230-025-26499 | Earthstone Operating, LLC | LeaQuail Ridge; Morrow, North (Gas) | PluggedGas | 13,400 | Jan 1, 1980 | 0 | 0 |