| Northeast Blanco Unit #43930-045-27147 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,966 | Nov 14, 1988 | 0 | 75,397 |
| Ridenour Gas Com a #00130-045-27143 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,772 | Nov 2, 1988 | 0 | 25,735 |
| Northeast Blanco Unit #44730-045-27136 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 3,333 | Oct 28, 1988 | 0 | 24,250 |
| Northeast Blanco Unit #42730-039-24326 | Simcoe LLC | Rio ArribaBasin Fruitland Coal (Gas) | Temporarily abandonedMiscellaneous | 3,400 | Oct 21, 1988 | 0 | 0 |
| Northeast Blanco Unit #41530-039-24320 | Simcoe LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,343 | Oct 17, 1988 | 0 | 15,044 |
| Northeast Blanco Unit #41730-039-24321 | Simcoe LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,247 | Oct 17, 1988 | 0 | 72,849 |
| Northeast Blanco Unit #42530-039-24322 | Simcoe LLC | Rio ArribaBasin Fruitland Coal (Gas) | Temporarily abandonedMiscellaneous | 3,330 | Oct 17, 1988 | 0 | 0 |
| Florance K #00330-045-27013 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 3,050 | Aug 15, 1988 | 0 | 74,929 |
| Pritchard a #01030-045-27016 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 3,129 | Aug 15, 1988 | 0 | 49,804 |
| Neil a #008R30-045-27001 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,559 | Aug 5, 1988 | 77 | 29,977 |
| Schwerdtfeger B #00330-045-26989 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,902 | Jul 27, 1988 | 0 | 83,770 |
| Fields a #007R30-045-26996 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,560 | Jul 27, 1988 | 29 | 18,171 |
| Barnes LS #007R30-045-26978 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,797 | Jul 15, 1988 | 46 | 27,210 |
| Day B #003R30-045-26959 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,768 | Jun 27, 1988 | 65 | 28,437 |
| Hughes C #002R30-045-26960 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 6,050 | Jun 27, 1988 | 2 | 22,489 |
| Gartner a #005R30-045-26961 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,595 | Jun 27, 1988 | 11 | 21,834 |
| Gartner a #001R30-045-26962 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,659 | Jun 27, 1988 | 44 | 36,271 |
| Gartner LS #006R30-045-26951 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,341 | Jun 15, 1988 | 19 | 42,143 |
| Northeast Blanco Unit Sims Mesa SWD #00130-039-24236 | Simcoe LLC | Rio ArribaSWD; Morrison Bluff Entrada | ActiveSalt water disposal | 8,956 | Jun 2, 1988 | 0 | 0 |
| Northeast Blanco Unit #40630-045-26914 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 3,237 | May 16, 1988 | 0 | 12,734 |
| Northeast Blanco Unit #40130-039-24214 | Simcoe LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,202 | May 2, 1988 | 0 | 40,686 |
| Northeast Blanco Unit #40930-039-24215 | Simcoe LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,127 | May 2, 1988 | 0 | 48,014 |
| Northeast Blanco Unit #41330-039-24216 | Simcoe LLC | Rio ArribaBasin Fruitland Coal (Gas) | Temporarily abandonedMiscellaneous | 3,520 | May 2, 1988 | 0 | 0 |
| Northeast Blanco Unit #40430-045-26901 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | Temporarily abandonedMiscellaneous | 3,450 | May 2, 1988 | 0 | 0 |
| Northeast Blanco Unit #40730-039-24217 | Simcoe LLC | Rio ArribaBasin Fruitland Coal (Gas) | ActiveGas | 3,116 | Apr 27, 1988 | 0 | 52,844 |
| Northeast Blanco Unit #40030-045-26900 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | Temporarily abandonedMiscellaneous | 3,715 | Apr 27, 1988 | 0 | 0 |
| Northeast Blanco Unit #40230-045-26883 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 3,216 | Apr 25, 1988 | 0 | 23,900 |
| Cahn Gas Com #001S30-045-26857 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,983 | Feb 3, 1988 | 0 | 48,480 |
| Barrett Com #00830-045-26853 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,456 | Dec 23, 1987 | 0 | 6,667 |
| Jacquez Com #00530-045-26833 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,301 | Oct 23, 1987 | 0 | 12,472 |
| Vandewart a #002R30-045-26836 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,709 | Oct 22, 1987 | 67 | 30,675 |
| Hughes B #005A30-045-26837 | Simcoe LLC | San JuanBlanco-Mesaverde (Prorated Gas) | ActiveGas | 5,750 | Oct 22, 1987 | 162 | 30,151 |
| Riddle C #00730-045-26839 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,304 | Oct 22, 1987 | 0 | 9,410 |
| Riddle C Com #00830-045-26827 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,237 | Oct 19, 1987 | 1 | 22,969 |
| Barrett a #01230-045-26824 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,456 | Oct 7, 1987 | 0 | 29,506 |
| Barrett a #01130-045-26825 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,479 | Oct 7, 1987 | 0 | 18,336 |
| Barrett a #01030-045-26826 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,260 | Oct 7, 1987 | 0 | 19,664 |
| Northeast Blanco Unit #30430-039-24163 | Simcoe LLC | Rio ArribaBasin Dakota (Prorated Gas) | ActiveGas | 8,006 | Sep 14, 1987 | 0 | 45,283 |
| Ealum Gas Com C #001R30-045-26805 | Simcoe LLC | San JuanBasin Fruitland Coal (Gas) | ActiveGas | 2,955 | Sep 4, 1987 | 0 | 37,702 |
| Davis #00130-045-26798 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,232 | Jun 17, 1987 | 0 | 19,173 |
| Mudge #05430-045-26797 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,062 | Jun 16, 1987 | 0 | 8,539 |
| Fields #01430-045-26799 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,276 | Jun 16, 1987 | 0 | 5,663 |
| Barnes #01930-045-26801 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,316 | Jun 16, 1987 | 0 | 9,795 |
| Barrett a #00730-045-26795 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,575 | Jun 3, 1987 | 0 | 8,017 |
| Fields #01630-045-26796 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,361 | Jun 3, 1987 | 0 | 5,155 |
| Riddle C #00630-045-26787 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,257 | May 12, 1987 | 0 | 16,723 |
| Riddle C #00530-045-26788 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,252 | May 12, 1987 | 0 | 12,649 |
| Storey a #00230-045-26790 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,307 | May 12, 1987 | 0 | 4,985 |
| Jacquez #00430-045-26785 | Simcoe LLC | San JuanBlanco Pictured Cliffs (Gas) | ActiveGas | 3,335 | May 1, 1987 | 0 | 5,181 |
| City of Farmington Com #00130-045-26733 | Simcoe LLC | San JuanBasin Dakota (Prorated Gas) | ActiveGas | 6,064 | May 26, 1986 | 303 | 14,327 |