Exterra Energy Inc. (OTCBB: EENR) announced today the successful fracture
stimulation of the RSK-Star #6 well on June 18 , 2008. The well is
situated in Wise County, Texas, within the core area of the Newark, East
Barnett Shale gas field of North Texas. On June 24th, the well commenced
gas sales at 550 Mcf per day on a 24/64" choke. Production flow is up the
casing due to tubing shortages. As of July 21st, gas sales have
stabilized at approximately were 320 Mcf per day with a flowing casing
pressure of 350 psi on a 30/64" choke. The installation of production
tubing is planned which will allow the continued recovery of frac fluids
and enhance the daily gas rates.