Castle Resources Inc.

AusTex Oil Limited (ASX:AOK) (PINK:ATXDY) is pleased to provide the following update on operations in Kansas and Oklahoma.

AusTex Oil Limited (ASX:AOK) reports update on operations in USA. As reported in the media, severe winter storms have been experienced across the USA in the last two weeks. The below freezing temperatures in Oklahoma and Kansas has impacted field operations in both States, however, most producing wells have remained pumping during this period.

AusTex Oil Limited (ASX:AOK) announce that Castle Resources Inc. (CVE:CRI) (PINK:CUNCF), as operator, advises that production testing has commenced on the Rolf #1 Well, Ellsworth County, Kansas. The well was drilled during October 2010 to a Total Depth of 3,470 feet. Logs confirmed the presence of hydrocarbons in the targeted Lansing-Kansas City and Arbuckle Formations.

AusTex Oil Limited (ASX:AOK) announced that the Pratt #1 well has reached 3,862 feet and has encountered free oil and gas in the Toronto Formation between 3,827 feet to 3,862 feet.

AusTex Oil Limited (ASX:AOK) is pleased to announce that Castle Resources Inc. (CVE:CRI), as operator, advises that drilling operations on the Pratt #1 well commenced on Sunday 23 January (Kansas Time). Surface casing has been set to 216 feet and the rig is drilling ahead at 2,400 feet. Drilling operations are expected to continue until the end of this week.

AusTex Oil Limited (ASX:AOK) is pleased to advise that drilling of the Rolf #1 Well in North West Kansas successfully reached a Total Depth of 3,470 feet. Samples obtained during drilling and logs confirmed the well intersected oil and gas in the Lansing Kansas City and Arbuckle formations.

AusTex Oil Limited (ASX:AOK), advises that drilling has commenced on the Rolf #1 Well in North West Kansas. AOK has acquired a 50% Working Interest and 38% Net Revenue Interest with Castle Resources Inc. (CVE:CRI), as partner and operator in a 3,000 acre addition to its in Northwest Kansas Project.

AusTex Oil Limited (ASX:AOK) is an Australian based company engaged in the exploration and development of oil leases in Oklahoma and Kansas in the US. Low risk development of the Lancaster and Sweet Leases in Oklahoma provide the company with a solid production base; while the Cooper project in Kansas is an early stage discovery that could provide substantial upside. The yet to be completed Tonkawa East acquisition in Oklahoma, also promises substantial upside through the application of new horizontal well technology.

AusTex Oil Limited (ASX:AOK) is an Australian listed oil and gas producer, focused on reworking and developing oil and gas leases in the USA. The operating focus is the US states of Oklahoma and Kansas. Recent positive discoveries from the Clark #1 & Clarke #5 in Kansas maintain our bright outlook for AOK and reinforce their position as being on track as a financially self sufficient oil and gas producer.

AusTex Oil Limited (ASX:AOK) advises the following drilling results on wells in Oklahoma and Kansas.