Limestone County Operator:XTO Energy Inc. Lease & Well #: Perlitz Gas Unit No. 1, #21 Field:Farrar(Cotton Valley Lime)(Unknown),Farrar(Travis Peak), Farrar, SE(Pettit) Depth/Type:14800 ft, Drill, Directional Location & Acres:16.0 miles SE from GROESBECK Survey: MANUEL C REJON, 687.66 Date Issued: 8/24/2010

Operator:XTO Energy Inc. Lease & Well #: J.A. Gilliam Gas Unit, #29 Field:Freestone(CV-Bossier Cons.)(Unknown) Depth/Type:13200 ft, Drill Location & Acres:7.0 miles SW from TEAGUE Survey: A.W. ROWE, 692.62 acres Date Issued: 8/26/2010

Freestone County Operator:XTO Energy Inc. Lease & Well #: Hunter Gas Unit, #8H Field:Bear Grass(Pettit)(Unknown), Bear Grass(Travis Peak), Bear Grass(Cotton Valley Cons) Depth/Type:17500 ft, Drill, Horizontal Location & Acres:3.0 miles SE from DONIE Survey: GERTRUDIS DIAZ, 704.0 acres Date Issued: 8/27/2010