| Santa Rosa Com 18 #00330-045-31697 | MorningStar Operating LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,094 | May 22, 2003 | 0 | 52,042 |
| Santa Rosa 33 #00330-045-31699 | MorningStar Operating LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,568 | May 22, 2003 | 0 | 29,323 |
| San Juan 32 5 Unit #105SHZ30-039-27265 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 5,877 | May 16, 2003 | 0 | 46,481 |
| San Juan 32 5 Unit #100SHZ30-039-27270 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 5,697 | May 9, 2003 | 0 | 43,458 |
| Santa Rosa Com 33 #00430-045-31668 | MorningStar Operating LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,450 | May 8, 2003 | 0 | 48,189 |
| Jicarilla 98 #004B30-039-27431 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,435 | May 7, 2003 | 35 | 11,731 |
| Jicarilla 98 #005B30-039-27432 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,490 | May 7, 2003 | 20 | 9,638 |
| Santa Rosa 4 #00330-045-31441 | MorningStar Operating LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,383 | Apr 7, 2003 | 0 | 65,773 |
| McCarthy 29 9 30 #00230-045-31442 | MorningStar Operating LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,095 | Apr 7, 2003 | 0 | 33,399 |
| Fifield #800S30-045-31611 | MorningStar Operating LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,047 | Apr 4, 2003 | 0 | 46,912 |
| San Juan 30 4 Unit #10430-039-27089 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 4,245 | Mar 27, 2003 | 0 | 25,657 |
| San Juan 32 5 Unit #106S30-039-27266 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 4,744 | Mar 27, 2003 | 0 | 32,725 |
| San Juan 32 5 Unit #104SHZ30-039-27267 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 4,651 | Mar 27, 2003 | 0 | 7,533 |
| San Juan 32 5 Unit #103SHZ30-039-27269 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 5,262 | Mar 27, 2003 | 0 | 18,381 |
| San Juan 32 5 Unit #107SHZ30-039-27407 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 4,555 | Mar 27, 2003 | 0 | 18,576 |
| Jicarilla 98 #002B30-039-27308 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,293 | Feb 4, 2003 | 23 | 21,980 |
| Jicarilla 98 #012B30-039-27309 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,360 | Feb 4, 2003 | 2 | 9,491 |
| Jicarilla 98 #012A30-039-27312 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,211 | Feb 4, 2003 | 12 | 7,476 |
| State Bancos #10030-039-27272 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,690 | Jan 6, 2003 | 0 | 32,338 |
| State Bancos #100S30-039-27273 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 5,801 | Jan 6, 2003 | 0 | 13,839 |
| San Juan 32 5 Unit #101S30-039-27263 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 4,745 | Dec 20, 2002 | 0 | 25,573 |
| Mexico Federal R #001C30-045-31236 | MorningStar Operating LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 6,910 | Dec 20, 2002 | 40 | 17,393 |
| Mexico Federal R #001B30-045-31237 | MorningStar Operating LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 4,907 | Dec 20, 2002 | 17 | 14,225 |
| Culpepper Martin #004N30-045-29792 | MorningStar Operating LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,971 | Dec 12, 2002 | 2 | 16,209 |
| Culpepper Martin #003N30-045-31200 | MorningStar Operating LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 6,896 | Dec 12, 2002 | 45 | 22,996 |
| Culpepper Martin #009S30-045-31276 | MorningStar Operating LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,369 | Dec 4, 2002 | 0 | 28,277 |
| Culpepper Martin #005C30-045-31277 | MorningStar Operating LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,000 | Dec 4, 2002 | 6 | 6,541 |
| Culpepper Martin #010S30-045-31278 | MorningStar Operating LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,233 | Dec 4, 2002 | 0 | 13,197 |
| Nye Federal #001N30-045-31219 | MorningStar Operating LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,154 | Dec 2, 2002 | 14 | 8,847 |
| San Juan 30 4 Unit #044B30-039-26877 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 7,180 | Sep 12, 2002 | 0 | 6,451 |
| Bullridge #10130-039-26925 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,670 | Jul 15, 2002 | 0 | 30,392 |
| San Juan 30 4 Unit #103S30-039-26905 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,850 | Jul 10, 2002 | 0 | 43,860 |
| San Juan 30 4 Unit #10330-039-27022 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 4,350 | Jul 1, 2002 | 0 | 38,748 |
| Carson #20830-039-27027 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 4,120 | Jul 1, 2002 | 0 | 32,303 |
| Carson #01030-039-26882 | MorningStar Operating LLC | Rio ArribaBlanco Pictured Cliffs, East (Gas) | ActiveGas | 4,751 | Jun 19, 2002 | 0 | 4,168 |
| Carson #20130-039-26878 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,447 | Jun 13, 2002 | 0 | 22,411 |
| San Juan 30 4 Unit #034R30-039-26883 | MorningStar Operating LLC | Rio ArribaBlanco Pictured Cliffs, East (Gas) | ActiveGas | 4,695 | Jun 13, 2002 | 0 | 12,503 |
| Bullridge #10030-039-26950 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,150 | Apr 12, 2002 | 0 | 58,247 |
| San Juan 30 4 Unit #05130-039-26654 | MorningStar Operating LLC | Rio ArribaBlanco Pictured Cliffs, East (Gas) | ActiveGas | 4,790 | Apr 9, 2002 | 0 | 12,911 |
| San Juan 30 4 Unit #033B30-039-26655 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 7,088 | Apr 9, 2002 | 0 | 660 |
| San Juan 32 5 Unit #110HZ30-039-26721 | MorningStar Operating LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 5,731 | Mar 7, 2002 | 0 | 2,917 |
| Carson #01130-039-26881 | MorningStar Operating LLC | Rio ArribaBlanco Pictured Cliffs, East (Gas) | ActiveGas | 4,720 | Feb 6, 2002 | 0 | 1,647 |
| Jicarilla 98 #003B30-039-26915 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,456 | Jan 29, 2002 | 59 | 16,925 |
| Jicarilla 98 #004A30-039-26916 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,282 | Jan 29, 2002 | 52 | 11,701 |
| San Juan 32 5 Unit #012B30-039-26900 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,122 | Jan 14, 2002 | 0 | 16,176 |
| San Juan 32 5 Unit #016B30-039-26901 | MorningStar Operating LLC | Rio ArribaBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,109 | Jan 14, 2002 | 0 | 10,282 |
| Nye Federal #001B30-045-30891 | MorningStar Operating LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,374 | Dec 3, 2001 | 0 | 8,772 |
| Carson SWD #00130-039-26868 | MorningStar Operating LLC | Rio ArribaSWD; Morrison Bluff Entrada | ActiveSalt water disposal | 9,590 | Nov 16, 2001 | 0 | 0 |
| Culpepper Martin #005B30-045-30887 | MorningStar Operating LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,054 | Nov 2, 2001 | 19 | 10,533 |
| Culpepper Martin #004B30-045-30888 | MorningStar Operating LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,075 | Nov 2, 2001 | 38 | 15,163 |