| Lease Name | Location | Operator | Oil Prod | Gas Prod | 
| 1gnacio 33-8-N33N8W 10senw | La Plata County, CO | LOGOS OPERATING LLC |  |  | 
| 1M Southern Ute Tribal A-M34N8W 36nesw | La Plata County, CO | BP AMERICA PRODUCTION COMPANY |  |  | 
| A G Sparks Gas Unit-M34N8W 15nenw | La Plata County, CO | SIMCOE LLC |  |  | 
| A.G. Sparks Gas Unit-M34N8W 15nwne | La Plata County, CO | SIMCOE LLC |  |  | 
| Abeyta-N32N6W 17NWSW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Albright Federal Gas Unit-N35N6W 33nwse | La Plata County, CO | SIMCOE LLC |  |  | 
| Albright Federal Gas Unit-N35N6W 33swne | La Plata County, CO | SIMCOE LLC |  |  | 
| Albright Trimble Gu-N35N6W 33NWSW | La Plata County, CO | SIMCOE LLC |  |  | 
| Albright-Trimble Gas Ut-N35N6W 33senw | La Plata County, CO | SIMCOE LLC |  |  | 
| Alice Lorenz Gas Unit-M34N9W 12nesw | La Plata County, CO | BP AMERICA PRODUCTION COMPANY |  |  | 
| Alice Lorenz Gas Unit-M34N9W 12senw | La Plata County, CO | SIMCOE LLC |  |  | 
| Allison Unit Com 138H | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit Com 148 | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit Com 149H | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit Com-N32N6W 22SWNW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 19nene | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 19NWSW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 19sene | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 19swne | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 19SWNW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 20swne | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 20SWNW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 20SWNW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 20SWNW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 21NWNW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N6W 21swne | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N7W 24nesw | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N7W 24nwne | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N7W 24sesw | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Allison Unit-N32N7W 24swne | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Alva Short Gas Unit A-N33N9W 7sesw | La Plata County, CO | SIMCOE LLC |  |  | 
| Amoco Gas Unit-N33N8W 24NWSW | La Plata County, CO | RED WILLOW PRODUCTION COMPANY |  |  | 
| Amoco Gas Unit-N33N8W 24swse | La Plata County, CO | SIMCOE LLC |  |  | 
| Anderson 32-6-N32N6W 5SWSW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Anderson Gas Unit "C"-M34N8W 24sese | La Plata County, CO | SIMCOE LLC |  |  | 
| Anderson GC C 2 & 3 | La Plata County, CO | SIMCOE LLC |  |  | 
| Anderson-N32N6W 5SWSW | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Anderson-N33N6W 28nwse | La Plata County, CO | BP AMERICA PRODUCTION COMPANY |  |  | 
| Angelina-N33N12W 1nene | La Plata County, CO | WILLIFORD RESOURCES, L.L.C. |  |  | 
| Angelina-N33N12W 1nese | La Plata County, CO | WILLIFORD RESOURCES, L.L.C. |  |  | 
| Angelina-N33N12W 1nwne | La Plata County, CO | WILLIFORD RESOURCES, L.L.C. |  |  | 
| Angelina-N33N12W 1nwse | La Plata County, CO | WILLIFORD RESOURCES, L.L.C. |  |  | 
| Angelina-N33N12W 1sene | La Plata County, CO | WILLIFORD RESOURCES, L.L.C. |  |  | 
| Angelina-N33N12W 1sese | La Plata County, CO | WILLIFORD RESOURCES, L.L.C. |  |  | 
| Angelina-N33N12W 1swne | La Plata County, CO | WILLIFORD RESOURCES, L.L.C. |  |  | 
| Angelina-N33N12W 1swse | La Plata County, CO | WILLIFORD RESOURCES, L.L.C. |  |  | 
| Animas 34-10-M34N10W 36nwse | La Plata County, CO | HILCORP ENERGY COMPANY |  |  | 
| Animas-M34N10W 36nesw | La Plata County, CO | DUGAN PRODUCTION CORP |  |  | 
| Animas-N33N10W 11CSW | La Plata County, CO | SIMCOE LLC |  |  | 
| Annala Federal Gas Unit A-M34N8W 15nenw | La Plata County, CO | SIMCOE LLC |  |  |