| Lease Name | Location | Operator | Oil Prod | Gas Prod | 
| 45TH Parallel Antrim Unit | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Alba 26 Antrim Unit | Antrim County, MI | PAXTON RESOURCES LLC |  |  | 
| Alba Antrim | Antrim County, MI | PAXTON RESOURCES LLC |  |  | 
| All State Star A1-16 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star A2-15 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star B1-10 | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| All State Star B1-3 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star B3-16 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star B4-16 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star C1-16 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star C4-4 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star D1-10 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star D1-16 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star D3-16 | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| All State Star D4-16 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| All State Star Antrim | Antrim County, MI | RIVERSIDE ENERGY MICHIGAN LLC |  |  | 
| Ansorge 16-29 | Antrim County, MI | DON YOHE ENTERPRISES INC |  |  | 
| Bart Star Unit | Antrim County, MI | TERRA ENERGY LTD |  |  | 
| Bijou | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| Bijou | Antrim County, MI | HIGHMOUNT MIDWEST ENERGY LLC |  |  | 
| Bijou | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| Bijou 16 Unit(17) | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| Bijou Antrim | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| Bijou Antrim | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| Bijou Antrim | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| Bijou Antrim | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| Bijou B3-16 Antrim | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| Bijou East C 1-1 | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou East B4-12 | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| Bijou East B4-13 | Antrim County, MI | HIGHMOUNT MIDWEST ENERGY LLC |  |  | 
| Bijou East D 3-12 | Antrim County, MI | HIGHMOUNT MIDWEST ENERGY LLC |  |  | 
| Bijou East D 3-13 | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| Bijou East Unit (9) | Antrim County, MI | QUICKSILVER RESOURCES INC |  |  | 
| Bijou West | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou West A 1-14 | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| Bijou West A3-15 | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou West D 1-15 | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| Bijou West D 2-14 | Antrim County, MI | DOMINION MIDWEST ENERGY INC |  |  | 
| Bijou West D 4-15 | Antrim County, MI | RIVIERA OPERATING LLC |  |  | 
| Bijou West Unit (10) | Antrim County, MI | RIVERSIDE ENERGY MICHIGAN LLC |  |  | 
| Blue Sky | Antrim County, MI | RIVERSIDE ENERGY MICHIGAN LLC |  |  | 
| Bruce Antrim Unit | Antrim County, MI | TRENDWELL ENERGY CORPORATION |  |  | 
| Cedar River (GRW) B2-5 | Antrim County, MI | BREITBURN OPERATING LIMITED PARTNERSHIP |  |  | 
| Central Lake 13 Antrim | Antrim County, MI | S R W INC |  |  |