Southwestern Energy Production Co.

Southwestern Energy Co. has retained The Oil & Gas Asset Clearinghouse to sell certain operated and nonoperated properties in South Texas in a negotiated sale. The package includes 21% to 86% working interest (16% to 60% net revenue interest) in five fields (one operated) in Duval, Nueces, Live Oak and Webb counties. Net production is 3 million cubic feet per day (99% gas) from the Wilcox and Frio formations. Significant behind-pipe opportunities exist. The data room opens in mid-April. Offers are due in mid-May. Contact Linda Gero, 281-873-4600.