| Lease Name | Location | Operator | Oil Prod | Gas Prod | 
| Jacques 2-10-N33-10W | La Plata County, CO | BENSON-MONTIN-GREER DRILLING CORPORATION |  |  | 
| Jacques Ute 34-14 | La Plata County, CO | ABUNDANCE ENERGY SERVICES LLC |  |  | 
| Jacques-N33N10W 4SWNW | La Plata County, CO | BENSON-MONTIN-GREER DRILLING CORPORATION |  |  | 
| Jacques-N33N8W 27nwne | La Plata County, CO | ABUNDANCE ENERGY SERVICES LLC |  |  | 
| Jacques-N33N8W 27nwse | La Plata County, CO | ABUNDANCE ENERGY SERVICES LLC |  |  | 
| Jacques-N33N8W 27NWSW | La Plata County, CO | ABUNDANCE ENERGY SERVICES LLC |  |  | 
| Jacques-N33N8W 27senw | La Plata County, CO | ABUNDANCE ENERGY SERVICES LLC |  |  | 
| Jade-633S66W 25nesw | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| Jagee-618S44W 7nenw | Kiowa County, CO | HALDE OIL INC |  |  | 
| Jagged 4N64W08 1-12 | Weld County, CO | PDC ENERGY INC |  |  | 
| Jaguar 36C-35HZ | Weld County, CO | KERR MCGEE OIL & GAS ONSHORE LP |  |  | 
| Jaguar-632S66W 35sese | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| Jakarta-634S65W 10nene | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| Jake 2-01H | Weld County, CO | BISON IV OPERATING LLC |  |  | 
| Jake 21-15 TR | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| Jake Smith Gas Unit-63N67W 8SWSW | Weld County, CO | KERR MCGEE OIL & GAS ONSHORE LP |  |  | 
| Jalapeno-632S65W 19swse | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| Jamabean-633S66W 14sene | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| Jamaso 4-65 | Arapahoe County, CO | AXIS EXPLORATION LLC |  |  | 
| Jamboree-634S65W 13senw | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| James 1-2 | Lincoln County, CO | UNIT PETROLEUM COMPANY |  |  | 
| James A Damiana-62N66W 20sese | Weld County, CO | PDC ENERGY INC |  |  | 
| James A Damiana-62N66W 20swse | Weld County, CO | K P KAUFFMAN COMPANY INC |  |  | 
| James Brophy-64N46W 34nesw | Yuma County, CO | OWN RESOURCES OPERATING LLC |  |  | 
| James Brophy-64N46W 34swse | Yuma County, CO | OWN RESOURCES OPERATING LLC |  |  | 
| James Cole Gas Unit "B"-N34N8W 8swse | La Plata County, CO | SIMCOE LLC |  |  | 
| James Cole Gas Unit A-N34N8W 17nenw | La Plata County, CO | SIMCOE LLC |  |  | 
| James Cole Gas Unit A-N34N8W 17swne | La Plata County, CO | SIMCOE LLC |  |  | 
| James E. Callow Gas Unit-63N66W 5SWSW | Weld County, CO | KERR MCGEE OIL & GAS ONSHORE LP |  |  | 
| James Gas Unit A-M34N7W 30nene | La Plata County, CO | SIMCOE LLC |  |  | 
| James Gu A 2 | La Plata County, CO | SIMCOE LLC |  |  | 
| James H Mathisen Unit-61N67W 12SWSW | Weld County, CO | K P KAUFFMAN COMPANY INC |  |  | 
| James H. Mathisen Unit B-61N67W 12SWSW | Weld County, CO | KERR MCGEE OIL & GAS ONSHORE LP |  |  | 
| James N. Mathisen Unit B-61N67W 12nese | Weld County, CO | KERR MCGEE OIL & GAS ONSHORE LP |  |  | 
| James Pullos Gas Unit-62N65W 10NWNW | Weld County, CO | KERR MCGEE OIL & GAS ONSHORE LP |  |  | 
| James Pullos Gas Unit-62N65W 10SWSW | Weld County, CO | KERR MCGEE OIL & GAS ONSHORE LP |  |  | 
| James S Barclay-63N66W 2SWSW | Weld County, CO | KERR MCGEE OIL & GAS ONSHORE LP |  |  | 
| James S Haley Trustee B-61N68W 2NWSW | Weld County, CO | K P KAUFFMAN COMPANY INC |  |  | 
| James S Haley Trustee B-61N68W 2sesw | Weld County, CO | K P KAUFFMAN COMPANY INC |  |  | 
| James S Haley Trustee B-61N68W 2SWSW | Weld County, CO | K P KAUFFMAN COMPANY INC |  |  | 
| James S Haley Trustee-62N67W 33nwse | Weld County, CO | K P KAUFFMAN COMPANY INC |  |  | 
| James S. Haley Trustee B-61N68W 2nesw | Weld County, CO | K P KAUFFMAN COMPANY INC |  |  | 
| James T Calhoun Unit-63N66W 31nwse | Weld County, CO | KERR MCGEE OIL & GAS ONSHORE LP |  |  | 
| James-632S67W 27NWNW | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| Jamie Lee 33-7-9-N33N7W 9sese | La Plata County, CO | MARALEX RESOURCES, INC |  |  | 
| Jan H State-633S65W 16SWSW | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| Jan M.-633S66W 25SWNW | Las Animas County, CO | EVERGREEN NATURAL RESOURCES LLC |  |  | 
| Jan-61S60W 20sesw (Owp) | Adams County, CO | PAINTED PEGASUS PETROLEUM LLC |  |  | 
| Jan-65N65W 14sene | Weld County, CO | PDC ENERGY INC |  |  | 
| Janet 0780 S5 | Jackson County, CO | FULCRUM ENERGY OPERATING LLC |  |  |