Warren Resources, Inc. is an independent energy company engaged in the exploration and development of domestic onshore natural gas and oil reserves. The company is a developer of coalbed methane natural gas, or CBM, in the Rocky Mountain region. As of December 31, 2008 Warren Resources owned natural gas and oil interests in approximately 175,725 gross (101,453 net) acres. Additionally, the company owns natural gas and oil interests in the Wilmington field, located in the Los Angeles Basin of California, as well as natural gas and oil interests in non-strategic properties in Texas, New Mexico and North Dakota.
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