| Lease Name | Location | Operator | Oil Prod | Gas Prod | 
| State Mancelona "A" 7a-33 | Antrim County, MI | SWEPI LP |  |  | 
| State Mancelona "B" 6-33 | Antrim County, MI | B P AMERICA PRODUCTION CO |  |  | 
| State Mancelona "B" 6a-33 | Antrim County, MI | MERIT ENERGY CO |  |  | 
| State Mancelona "C" 5-34 | Antrim County, MI | B P AMERICA PRODUCTION CO |  |  | 
| State Mancelona "C" 1-34 | Antrim County, MI | SWEPI LP |  |  | 
| State Mancelona "C" 1-35 | Antrim County, MI | LAMBDA ENERGY RESOURCES LLC |  |  | 
| State Mancelona "E" 3-33 | Antrim County, MI | B P AMERICA PRODUCTION CO |  |  | 
| State Mancelona "J" 5-33 | Antrim County, MI | B P AMERICA PRODUCTION CO |  |  | 
| State Mancelona (SNL) A1-10 60340 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona B4-24 Antrim | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona B4-27 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East A1-29 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East A1-31 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East A2-20 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East A2-31 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East A4-20 | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| State Mancelona East B2-29 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East B2-31 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East B3-20 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East B4-29 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East C2-25 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East C3-23 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East C3-26 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East C4-19 | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| State Mancelona East C4-31 | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| State Mancelona East C4-36 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East D1-19 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East D2-20 | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| State Mancelona East D2-36 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East D3-19 | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| State Mancelona East D3-25 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East D3-31 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East D4-20 | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| State Mancelona East D4-31 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East D4-35 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East D4-36 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona East C3-24 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| State Mancelona I | Antrim County, MI | HIGHMOUNT MIDWEST ENERGY LLC |  |  | 
| State Mancelona I | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| State Mancelona I | Antrim County, MI | HIGHMOUNT MIDWEST ENERGY LLC |  |  | 
| State Mancelona I | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| State Mancelona I | Antrim County, MI | HIGHMOUNT MIDWEST ENERGY LLC |  |  | 
| State Mancelona I | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| State Mancelona I | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| State Mancelona I | Antrim County, MI | HIGHMOUNT MIDWEST ENERGY LLC |  |  | 
| State Mancelona I | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| State Mancelona I | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| State Mancelona I | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| State Mancelona I | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| State Mancelona I | Antrim County, MI | RIVIERA OPERATING LLC |  |  |