| Lease Name | Location | Operator | Oil Prod | Gas Prod | 
| Adair | Mecosta County, MI | CHRISTIAN OIL CO |  |  | 
| Alber | Mecosta County, MI | SWEPI LP |  |  | 
| Anger | Mecosta County, MI | BELCO ENERGY CORP |  |  | 
| Anger 1-20 | Mecosta County, MI | HOWARD ENERGY CO INC |  |  | 
| Armstrong | Mecosta County, MI | JENNINGS PETROLEUM AND ENVERON CORP |  |  | 
| Armstrong 1-8 | Mecosta County, MI | JENNINGS PETROLEUM CORP |  |  | 
| Bassett | Mecosta County, MI | SAMSON NATURAL GAS CO AND MILLER ENERGY MILLER OIL |  |  | 
| Beatty | Mecosta County, MI | SUREMART GAS CO |  |  | 
| Beatty, J S | Mecosta County, MI | MAXON EXCAVATING |  |  | 
| Burke 1-17 | Mecosta County, MI | JENNINGS PETROLEUM AND ENVERON CORP |  |  | 
| Cooley 1-13a | Mecosta County, MI | RANCH PRODUCTION LLC |  |  | 
| Cox-Barton Unit | Mecosta County, MI | LEASE MANAGEMENT INC |  |  | 
| Daugherty 1-16 | Mecosta County, MI | FEDERATED OIL AND GAS PROPERTIES INC |  |  | 
| Deerfield 1-36C | Mecosta County, MI | MIRACLE PETROLEUM LLC |  |  | 
| Deerfield 1-36a | Mecosta County, MI | FAIRWAY PETROLEUM INC |  |  | 
| Deerfield 1-36B | Mecosta County, MI | FAIRWAY PETROLEUM INC |  |  | 
| Deerfield 2-36 | Mecosta County, MI | FAIRWAY PETROLEUM INC |  |  | 
| Farrar, B F | Mecosta County, MI | SUREMART GAS CO |  |  | 
| Fenstermacher | Mecosta County, MI | SWEPI LP |  |  | 
| Fenstermacher 1-14 (Burnt Bluff) | Mecosta County, MI | MUSKEGON DEVELOPMENT COMPANY |  |  | 
| Fry | Mecosta County, MI | TONGUE SCHUSTER AND ASSOCIATES INC |  |  | 
| Fry | Mecosta County, MI | TONGUE SCHUSTER AND ASSOCIATES INC |  |  | 
| Haist 1-6 | Mecosta County, MI | SAVOY ENERGY LP |  |  | 
| Hartman 1-16 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| Hartman 2-16 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| Hartman 3-16 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| Hill 1-36 | Mecosta County, MI | C N G DEVELOPMENT CO |  |  | 
| Hudson | Mecosta County, MI | C M S OIL AND GAS CO |  |  | 
| Hudson 1-19a | Mecosta County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| Hudson 2-19 | Mecosta County, MI | QUICKSILVER RESOURCES INC |  |  | 
| Mackersie 1-9 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| MC Donald 1-17 | Mecosta County, MI | JENNINGS PETROLEUM AND ENVERON CORP |  |  | 
| MC Farlane 1 | Mecosta County, MI | LEASE MANAGEMENT INC |  |  | 
| McCall 1-17 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| McCall 2-17 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| McCall 3-17 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| McCall 4-17 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| Morton, Stray Gas | Mecosta County, MI | NEW HAVEN ENERGY LLC |  |  | 
| Oliver, R | Mecosta County, MI | SUREMART GAS CO |  |  | 
| Page, C & H | Mecosta County, MI | WINTERFIELD CORP |  |  | 
| Rehkopf 1-21 | Mecosta County, MI | SAMSON RESOURCES CO |  |  | 
| Rhoads 1-20 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| Rhoads 2-20 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| Schuberg | Mecosta County, MI | JENNINGS PETROLEUM AND ENVERON CORP |  |  | 
| Smith 1-17 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| Sonnenberg 1-17 | Mecosta County, MI | JENNINGS PETROLEUM AND ENVERON CORP |  |  | 
| State Grant 1-32a | Mecosta County, MI | RANCH PRODUCTION CO |  |  | 
| State Mecosta & Albers 1-23a | Mecosta County, MI | WELLMASTER PRODUCTION CO LLC |  |  | 
| Tillman 1-17 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  | 
| Williamson-Moser 1-9 | Mecosta County, MI | W B OSBORN OIL AND GAS OPERATIONS LTD |  |  |