| Northeast Blanco Unit #442A30-045-31362 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 3,431 | Mar 12, 2003 | 0 | 39,166 |
| Northeast Blanco Unit #323M30-045-31366 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,978 | Mar 12, 2003 | 0 | 38,913 |
| Mudge LS #016M30-045-31379 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,458 | Mar 10, 2003 | 39 | 39,971 |
| Childers #001M30-045-31374 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,455 | Mar 7, 2003 | 13 | 54,773 |
| Mudge a #011B30-045-31378 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 7,380 | Mar 7, 2003 | 33 | 24,075 |
| Northeast Blanco Unit #325M30-045-31289 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 8,085 | Feb 25, 2003 | 0 | 38,916 |
| State Gas Com BW #001S30-045-31381 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 3,020 | Feb 25, 2003 | 0 | 53,833 |
| State Gas Com AB #00230-045-31403 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 6,907 | Feb 25, 2003 | 228 | 33,219 |
| State Gas Com AB #00130-045-31405 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 6,902 | Feb 25, 2003 | 10 | 14,782 |
| State Gas Com K #001M30-045-31406 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 7,215 | Feb 25, 2003 | 16 | 15,338 |
| Hughes a #004M30-045-31415 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,536 | Feb 24, 2003 | 54 | 18,089 |
| Northeast Blanco Unit #105B30-045-31308 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,881 | Feb 18, 2003 | 3 | 15,089 |
| Northeast Blanco Unit #32730-045-31291 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 8,255 | Feb 14, 2003 | 0 | 63,831 |
| Florance 114 #002S30-045-31376 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,940 | Feb 13, 2003 | 0 | 53,558 |
| Northeast Blanco Unit #504A30-045-31397 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 3,647 | Feb 13, 2003 | 0 | 17,133 |
| Northeast Blanco Unit #410A30-045-31367 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 3,478 | Feb 12, 2003 | 0 | 36,118 |
| Day #003M30-045-31320 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,614 | Feb 11, 2003 | 11 | 18,680 |
| Northeast Blanco Unit #321M30-045-31288 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 8,100 | Feb 10, 2003 | 0 | 50,967 |
| Howell #001B30-045-31312 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,150 | Feb 5, 2003 | 42 | 15,736 |
| Florance O #020C30-045-31313 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,573 | Feb 5, 2003 | 58 | 60,824 |
| Northeast Blanco Unit #318M30-045-31271 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 8,130 | Feb 4, 2003 | 0 | 28,302 |
| Northeast Blanco Unit #012M30-045-31290 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 8,500 | Feb 4, 2003 | 0 | 82,458 |
| Gartner a #003M30-045-31259 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,427 | Jan 29, 2003 | 11 | 36,537 |
| Northeast Blanco Unit #311M30-045-31261 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 8,080 | Dec 17, 2002 | 0 | 26,678 |
| Northeast Blanco Unit #069A30-045-31262 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,980 | Dec 16, 2002 | 0 | 32,707 |
| Florance #035B30-045-31170 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,969 | Nov 25, 2002 | 31 | 20,196 |
| Wilch a #001M30-045-31196 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,418 | Nov 8, 2002 | 111 | 23,389 |
| Northeast Blanco Unit #078A30-045-31024 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 8,130 | Nov 1, 2002 | 0 | 36,646 |
| Riddle D LS #003B30-045-31172 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,790 | Oct 30, 2002 | 0 | 23,151 |
| Northeast Blanco Unit #041A30-045-31198 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 8,123 | Oct 30, 2002 | 0 | 30,126 |
| Northeast Blanco Unit #050A30-045-31199 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 8,053 | Oct 30, 2002 | 0 | 12,097 |
| Ulibarri Gas Com #003N30-045-31205 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,170 | Oct 30, 2002 | 42 | 26,371 |
| Sammons Gas Com a #001N30-045-31227 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,296 | Oct 22, 2002 | 7 | 40,752 |
| Vandewart #001M30-045-31168 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,510 | Oct 21, 2002 | 21 | 25,169 |
| Northeast Blanco Unit #32530-045-31225 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 8,103 | Oct 4, 2002 | 0 | 38,852 |
| Vandewart Com #003M30-045-31189 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 8,130 | Oct 3, 2002 | 114 | 29,905 |
| Vandewart Com #003N30-045-31188 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,866 | Sep 28, 2002 | 62 | 21,128 |
| Vandewart B #002M30-045-31197 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 8,117 | Sep 20, 2002 | 32 | 22,804 |
| Gartner a #005M30-045-31171 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,496 | Sep 19, 2002 | 40 | 74,631 |
| Ulibarri Gas Com #003M30-045-31203 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 6,993 | Sep 18, 2002 | 27 | 22,652 |
| Gartner LS #006M30-045-31174 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,530 | Sep 16, 2002 | 9 | 36,006 |
| Ridenour Gas Com #001M30-045-31195 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,275 | Sep 9, 2002 | 12 | 47,937 |
| Northeast Blanco Unit #32030-045-31160 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 8,144 | Sep 6, 2002 | 0 | 43,145 |
| Northeast Blanco Unit #320M30-045-31159 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 8,074 | Sep 5, 2002 | 0 | 51,593 |
| Moore #005B30-045-31147 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,352 | Aug 19, 2002 | 4 | 19,313 |
| Northeast Blanco Unit #060A30-045-31088 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 8,238 | Aug 16, 2002 | 0 | 33,393 |
| Northeast Blanco Unit #32130-045-31163 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 8,035 | Aug 9, 2002 | 25 | 67,210 |
| Sammons Gas Com a #001M30-045-31158 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 7,250 | Aug 2, 2002 | 0 | 74,302 |
| Riddle C LS #003BHZ30-045-31084 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,859 | Jul 15, 2002 | 0 | 31,657 |
| Northeast Blanco Unit #32430-045-31133 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 7,960 | Jul 8, 2002 | 0 | 42,082 |