PetroQuest Energy Affirms Third Quarter Production Guidance LAFAYETTE, La.--(BUSINESS WIRE)--Sept. 27, 2002--PetroQuest Energy, Inc. (Nasdaq:PQUE - news) announced today that it is in the process of returning to full operations its Gulf of Mexico offshore facilities previously evacuated and shut-in due to Tropical Storm Isidore. In addition, PetroQuest expects its production for the third quarter of 2002 to be within its original guidance of 30-32 mmcfe/d. PetroQuest Energy, Inc. is an independent energy company engaged in the exploration, development, acquisition and production of oil and natural gas reserves in the Gulf Coast Basin, both onshore and in shallow waters offshore. This press release contains "forward-looking statements" within the meaning of section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. These forward-looking statements are subject to certain risks, trends and uncertainties that could cause actual results to differ materially from those projected. Among those risks, trends and uncertainties are our estimate of the sufficiency of our existing capital sources, our ability to raise additional capital to fund cash requirements for future operations, the uncertainties involved in estimating quantities of proved oil and natural gas reserves, in prospect development and property acquisitions and in projecting future rates of production, the timing of development expenditures and drilling of wells, and the operating hazards attendant to the oil and gas business. In particular, careful consideration should be given to cautionary statements made in the various reports PetroQuest has filed with the Securities and Exchange Commission. PetroQuest undertakes no duty to update or revise these forward-looking statements. Contact: PetroQuest Energy, Inc. Robert R. Brooksher, 337/23