| Wynell Federal #00530-025-37065 | COG Operating LLC | LeaTonto; Yates-Seven River | PluggedOil | 3,918 | Jan 19, 2005 | 0 | 0 |
| Raptor 4 Federal #00130-025-37062 | COG Operating LLC | Lea | CanceledOil | 8,200 | Jan 14, 2005 | 0 | 0 |
| Tombstone Federal #00130-015-33896 | COG Operating LLC | EddyCemetary; Morrow (Gas) | PluggedGas | 9,500 | Jan 12, 2005 | 0 | 0 |
| Second Chance Federal Com #00130-015-33852 | COG Operating LLC | EddyMalaga; Morrow, West (Gas) | ActiveGas | 12,885 | Jan 6, 2005 | 0 | 350 |
| Jade Viper 33 Federal Com #00130-025-36955 | COG Operating LLC | LeaDry & Abandoned | PluggedOil | 4,494 | Dec 29, 2004 | 0 | 0 |
| Hunt Federal #00130-015-33786 | COG Operating LLC | EddyGolden Lane; Morrow (Gas) | PermittedGas | 12,700 | Dec 17, 2004 | 0 | 0 |
| Scooch State Com #00130-025-36995 | COG Operating LLC | LeaE-K; Atoka (Gas) | ActiveGas | 13,650 | Dec 9, 2004 | 0 | 111,931 |
| Scratch State Com #00130-025-36996 | COG Operating LLC | LeaCorbin; Morrow, South (Gas) | ActiveGas | 13,710 | Dec 9, 2004 | 0 | 9,342 |
| Rio Bravo 5 Federal Com #00130-015-33877 | COG Operating LLC | EddyLake; Morrow, East (Gas) | PermittedGas | 10,100 | Dec 1, 2004 | 0 | 0 |
| New Mexico Z State #00330-015-33717 | COG Operating LLC | EddyMillman; Yates-Sr-QN-GB-SA, East | PluggedOil | 3,035 | Nov 12, 2004 | 0 | 0 |
| Minis 1 Federal #00430-025-36956 | COG Operating LLC | LeaHat Mesa; Delaware, Southeast | ActiveOil | 8,780 | Nov 10, 2004 | 261 | 86 |
| Chicken Hawk State #00130-015-33682 | COG Operating LLC | EddyWillow Lake; Delaware, SW | PluggedOil | 7,060 | Oct 27, 2004 | 0 | 0 |
| Bagley 16 State #00130-025-36903 | COG Operating LLC | LeaBagley; Permo Penn, North | PluggedOil | 11,050 | Oct 8, 2004 | 0 | 0 |
| Hopi 35 State Com #00130-025-36885 | COG Operating LLC | Lea | PluggedGas | 11,300 | Sep 28, 2004 | 0 | 0 |
| Anteater Federal #00530-025-36890 | COG Operating LLC | Lea | CanceledOil | 5,100 | Sep 28, 2004 | 0 | 0 |
| Blind Squirrel Federal #00130-015-33672 | COG Operating LLC | EddyShugart; Morrow (Gas) | ActiveGas | 12,330 | Sep 27, 2004 | 1 | 14,078 |
| Burch Keely Unit #38630-015-33797 | COG Operating LLC | EddyBurch Keely; Glorieta-Upper Yeso | PluggedOil | 4,660 | Sep 15, 2004 | 0 | 0 |
| Red Raider State #00130-025-36871 | COG Operating LLC | LeaFeatherstone; Bone Spring, East | PluggedOil | 11,911 | Sep 15, 2004 | 0 | 0 |
| Burch Keely Unit #37530-015-33794 | COG Operating LLC | EddyBurch Keely; Glorieta-Upper Yeso | PluggedOil | 4,650 | Sep 13, 2004 | 0 | 0 |
| Nervous Purvis State #00130-015-33602 | COG Operating LLC | EddyShugart; Morrow (Gas) | ActiveGas | 12,270 | Sep 7, 2004 | 0 | 328 |
| Box Car Billy 29 Federal #00130-015-33615 | COG Operating LLC | EddyWc: Mississippian Gas | PluggedGas | 8,900 | Sep 7, 2004 | 0 | 0 |
| Mesa Verde 15 Federal #00130-025-36836 | COG Operating LLC | LeaWC-025 G-06 S213215A; Bone Spring | PluggedOil | 14,880 | Sep 1, 2004 | 0 | 0 |
| Bobber State #00130-015-33559 | COG Operating LLC | EddyMcMillan Escarpment; B.S. (G) | PluggedGas | 10,680 | Aug 20, 2004 | 0 | 0 |
| TLC State Com #00130-015-33560 | COG Operating LLC | EddyPurple Sage; Wolfcamp (Gas) | ActiveGas | 12,170 | Aug 20, 2004 | 0 | 374 |
| Pine Springs 2 State #00130-015-33562 | COG Operating LLC | EddyWC-015 G-04 S262502E; Bone Spring | PluggedGas | 11,900 | Aug 20, 2004 | 0 | 0 |
| Lightning 24 Federal Com #00230-015-33578 | COG Operating LLC | EddyPurple Sage; Wolfcamp (Gas) | PluggedGas | 12,060 | Aug 19, 2004 | 0 | 0 |
| Gehrig Federal #00130-015-33600 | COG Operating LLC | EddyBrushy Draw; Delaware | ActiveOil | 7,155 | Aug 2, 2004 | 2 | 0 |
| Patriot State Com #00130-015-33464 | COG Operating LLC | EddyGrayburg; Morrow (Gas) | CanceledGas | 13,000 | Jun 17, 2004 | 0 | 0 |
| Berry a Federal #01530-015-33486 | COG Operating LLC | EddyLoco Hills; Glorieta-Yeso | PluggedOil | 4,950 | Jun 16, 2004 | 0 | 0 |
| Center Sixteen SWD #00130-015-33450 | COG Operating LLC | EddySWD; Delaware | PluggedSalt water disposal | 6,280 | Jun 9, 2004 | 0 | 0 |
| Dry Land SWD #00130-015-33458 | COG Operating LLC | EddySWD; Permo-Penn | PluggedSalt water disposal | 8,875 | Jun 8, 2004 | 0 | 0 |
| Pecan State Com #00130-015-33443 | COG Operating LLC | EddyWC; Morrow (Gas) | CanceledGas | 11,400 | Jun 6, 2004 | 0 | 0 |
| Gunslinger 11 Federal Com #00130-025-36797 | COG Operating LLC | LeaTeas; Penn (Gas) | ActiveGas | 13,850 | Jun 4, 2004 | 269 | 2,659 |
| Jr's Horz Federal #00230-015-33417 | COG Operating LLC | EddyBrushy Draw; Delaware | PluggedOil | 6,899 | May 14, 2004 | 3 | 0 |
| Outlaw 22 Federal Com #00130-025-36733 | COG Operating LLC | Lea | CanceledOil | 14,000 | Apr 27, 2004 | 0 | 0 |
| Impala State #00330-015-33389 | COG Operating LLC | EddyTamano; Delaware | CanceledOil | 5,000 | Apr 13, 2004 | 0 | 0 |
| Red Lake Sand Unit #07930-015-33370 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Apr 6, 2004 | 0 | 0 |
| Maverick 14 Federal Com #00130-025-36719 | COG Operating LLC | LeaTeas; Penn (Gas) | ActiveOil | 13,927 | Mar 31, 2004 | 11 | 0 |
| Red Lake Sand Unit #06430-015-33325 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 25, 2004 | 0 | 0 |
| Red Lake Sand Unit #06630-015-33326 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 25, 2004 | 0 | 0 |
| Red Lake Sand Unit #06230-015-33327 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 25, 2004 | 0 | 0 |
| Red Lake Sand Unit #06130-015-33328 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 25, 2004 | 0 | 0 |
| Red Lake Sand Unit #068C30-015-33307 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #07530-015-33308 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #07630-015-33309 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #06730-015-33310 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #06330-015-33311 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #07130-015-33299 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 11, 2004 | 0 | 0 |
| Red Lake Sand Unit #06530-015-33291 | COG Operating LLC | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 10, 2004 | 0 | 0 |
| Nutrageous Federal Com #00230-015-33281 | COG Operating LLC | EddyCarlsbad; Morrow, South (Gas) | PluggedGas | 12,020 | Mar 1, 2004 | 0 | 0 |