| RJ Unit #141C30-015-34978 | COG Operating LLC | EddyGrayburg Jackson; Sr-Q-G-SA | CanceledOil | 3,600 | Jun 22, 2006 | 0 | 0 |
| RJ Unit #142C30-015-34979 | COG Operating LLC | EddyGrayburg Jackson; Sr-Q-G-SA | CanceledOil | 3,600 | Jun 22, 2006 | 0 | 0 |
| Petroleum Jle State #00130-015-34959 | COG Operating LLC | EddySanto Nino; Bone Spring | PluggedOil | 9,205 | Jun 20, 2006 | 0 | 0 |
| J C Federal #00630-025-37965 | COG Operating LLC | Lea | CanceledOil | 10,500 | Jun 16, 2006 | 0 | 0 |
| J C Federal #007G30-025-37966 | COG Operating LLC | Lea | CanceledOil | 9,300 | Jun 16, 2006 | 0 | 0 |
| Mc Federal #00930-025-37967 | COG Operating LLC | Lea | CanceledOil | 9,300 | Jun 16, 2006 | 0 | 0 |
| Compadres Fee #00130-015-34934 | COG Operating LLC | EddyEsperanza; Delaware | PluggedOil | 5,370 | Jun 13, 2006 | 0 | 0 |
| SWD 4-22-27 #00130-015-34935 | COG Operating LLC | EddyEsperanza; Delaware | PluggedSalt water disposal | 5,370 | Jun 13, 2006 | 0 | 0 |
| Rwanda Fee Com #00130-015-34931 | COG Operating LLC | EddyMalaga; Morrow, West (Gas) | ActiveGas | 13,010 | Jun 12, 2006 | 0 | 446 |
| New Man Federal Com #00130-015-34903 | COG Operating LLC | EddyMalaga; Morrow, West (Gas) | ActiveGas | 12,870 | May 26, 2006 | 0 | 361 |
| OXY Big Spender State #00130-015-34880 | COG Operating LLC | EddyMalaga; Morrow, West (Gas) | PluggedGas | 12,900 | May 18, 2006 | 0 | 0 |
| Overlooked Fee Com #001M30-015-34852 | COG Operating LLC | EddyEagle Creek; Wolfcamp Gas | CanceledGas | 8,800 | May 11, 2006 | 0 | 0 |
| TSS Federal Com #00230-025-37868 | COG Operating LLC | LeaHat Mesa; Morrow (Gas) | ActiveGas | 14,200 | May 9, 2006 | 0 | 38,082 |
| Save D A 21 Fed #00130-015-34840 | COG Operating LLC | EddyWillow Lake; Bone Spring, Southeast | ActiveOil | 9,320 | May 5, 2006 | 0 | 244 |
| LPC 31 Federal #00330-025-37859 | COG Operating LLC | LeaLusk; Bone Spring, North | ActiveOil | 9,880 | May 4, 2006 | 0 | 146 |
| Cessna Federal Com #00130-025-37854 | COG Operating LLC | LeaLusk; Strawn | PluggedGas | 13,110 | May 1, 2006 | 0 | 0 |
| Zebu State #002D30-015-34813 | COG Operating LLC | EddyCemetery; Morrow; Southeast (G) | CanceledGas | 10,450 | Apr 24, 2006 | 0 | 0 |
| Rocket Federal #00130-015-34795 | COG Operating LLC | EddyBrushy Draw; Delaware | PluggedSalt water disposal | 7,064 | Apr 19, 2006 | 0 | 0 |
| McIntyre a East #01930-015-34806 | COG Operating LLC | EddyLoco Hills; Glorieta-Yeso | PluggedOil | 7,120 | Apr 18, 2006 | 0 | 0 |
| Prohibition Federal Unit #00730-025-37825 | COG Operating LLC | Lea | CanceledOil | 8,900 | Apr 17, 2006 | 0 | 0 |
| Prohibition Federal Unit #00830-025-37826 | COG Operating LLC | Lea | CanceledOil | 8,900 | Apr 17, 2006 | 0 | 0 |
| Malibu Federal #00130-015-34784 | COG Operating LLC | EddyLusk; Bone Spring | ActiveOil | 10,875 | Apr 13, 2006 | 2,006 | 2,776 |
| Blue Thunder 4 Federal #002E30-015-34780 | COG Operating LLC | EddyWC; Wolfcamp DO Not Use | CanceledOil | 10,500 | Apr 12, 2006 | 0 | 0 |
| Century State #00130-025-37790 | COG Operating LLC | LeaLeamex; Paddock, North | PluggedOil | 7,850 | Apr 10, 2006 | 0 | 0 |
| Prohibition 12 Federal #01030-025-37819 | COG Operating LLC | LeaBootleg Ridge; Delaware, Northwest | PluggedOil | 8,990 | Apr 10, 2006 | 0 | 0 |
| Prohibition 12 Federal #01130-025-37820 | COG Operating LLC | Lea | CanceledOil | 8,900 | Apr 10, 2006 | 0 | 0 |
| Prohibition 12 Federal #01230-025-37821 | COG Operating LLC | LeaRed Tank; Bone Spring | PluggedOil | 8,990 | Apr 10, 2006 | 0 | 0 |
| Prohibition 12 Federal #01330-025-37822 | COG Operating LLC | Lea | PermittedOil | 8,900 | Apr 10, 2006 | 0 | 0 |
| Owl 20504 JV-P #00130-015-34749 | COG Operating LLC | EddyWC Hay Hallow; Delaware | PluggedOil | 5,900 | Mar 28, 2006 | 0 | 0 |
| Red Bat Fee #00130-015-34701 | COG Operating LLC | EddyBlack River; Morrow (Gas) | ActiveGas | 12,344 | Mar 20, 2006 | 0 | 210 |
| Harvard Federal #00530-015-34709 | COG Operating LLC | EddySquare Lake; Grayburg-San Andres | PluggedOil | 6,250 | Mar 20, 2006 | 0 | 0 |
| Livingston Ridge 36 State #00130-015-34644 | COG Operating LLC | EddySand Dunes; Morrow, North (Gas) | PluggedGas | 15,230 | Mar 1, 2006 | 0 | 0 |
| Moody Fee Com #00130-015-34638 | COG Operating LLC | EddySalt Draw; Strawn (G) | ActiveGas | 13,239 | Feb 20, 2006 | 0 | 330 |
| Red Raider State #00330-025-37713 | COG Operating LLC | LeaOsudo; Morrow, North (Gas) | CanceledGas | 12,000 | Feb 17, 2006 | 0 | 0 |
| Red Raider State #005S30-025-37714 | COG Operating LLC | LeaEumont; Yates-7 Rvrs-Queen (Oil) | CanceledOil | 4,600 | Feb 17, 2006 | 0 | 0 |
| Red Raider State #00630-025-37715 | COG Operating LLC | LeaEumont; Yates-7 Rvrs-Queen (Oil) | CanceledOil | 4,600 | Feb 17, 2006 | 0 | 0 |
| Red Raider State #00730-025-37716 | COG Operating LLC | LeaEumont; Yates-7 Rvrs-Queen (Oil) | CanceledOil | 4,600 | Feb 17, 2006 | 0 | 0 |
| Red Raider State #00830-025-37717 | COG Operating LLC | LeaEumont; Yates-7 Rvrs-Queen (Oil) | CanceledOil | 4,600 | Feb 17, 2006 | 0 | 0 |
| Heidi HO Federal Com #00130-025-37734 | COG Operating LLC | Lea | PermittedGas | 12,900 | Feb 17, 2006 | 0 | 0 |
| Red Raider State #00430-025-37711 | COG Operating LLC | LeaEumont; Yates-7 Rvrs-Queen (Oil) | CanceledOil | 4,600 | Feb 16, 2006 | 0 | 0 |
| Jefe Grande State #001M30-015-34619 | COG Operating LLC | EddyIndian Flats; Morrow, SW (Gas) | CanceledGas | 12,700 | Feb 15, 2006 | 0 | 0 |
| Mesa Verde Federal #00130-025-37701 | COG Operating LLC | LeaGrama Ridge; Bone Springs, West | PluggedGas | 15,050 | Feb 6, 2006 | 0 | 0 |
| Blue Thunder 5 Federal Com #00130-015-34991 | COG Operating LLC | EddyLusk; Morrow, West (Gas) | PluggedGas | 12,310 | Feb 3, 2006 | 0 | 233 |
| SS Snakebite Fee #00230-015-34558 | COG Operating LLC | EddyEsperanza; Delaware | PluggedOil | 5,360 | Jan 25, 2006 | 0 | 0 |
| Ohkay BHH State #00130-015-34551 | COG Operating LLC | EddyNash Draw; Delaware/BS (Avalon Sand) | ActiveOil | 9,200 | Jan 20, 2006 | 14 | 257 |
| Doc Bhu State #00130-015-34552 | COG Operating LLC | EddyPierce Crossing; Bone Spring, East | ActiveOil | 9,300 | Jan 20, 2006 | 45 | 82 |
| Wyatt BHT State #00130-015-34553 | COG Operating LLC | EddyNash Draw; Delaware/BS (Avalon Sand) | ActiveOil | 9,200 | Jan 20, 2006 | 2,013 | 2,181 |
| Eddy Fee #00130-015-34514 | COG Operating LLC | EddyEsperanza; Delaware | PluggedOil | 5,470 | Dec 30, 2005 | 0 | 0 |
| SS Snakebite Fee #00330-015-34512 | COG Operating LLC | EddyEsperanza; Delaware | PluggedOil | 5,353 | Dec 29, 2005 | 0 | 0 |
| Crown Royal Fed #00230-015-34528 | COG Operating LLC | EddyDublin Ranch; Morrow (Gas) | PermittedGas | 13,200 | Dec 29, 2005 | 0 | 0 |