production

Marking the start of a five-year, $400 million Gulf of Mexico(GOM) exploration and production (E&P) assault, Conocoannounced Monday the exchange of interest in several deep-waterblocks with Exxon and the debut of the Deepwater Pathfinder, adrillship capable of reaching 10,000-feet depths.

Vastar Resources replaced 215% of its 1998 production with newreserves, its highest-ever reserve replacement rate. Provedreserves additions totaled 1,052 Bcfe, or 1,023 Bcfe inclusive ofdivestitures. Year-end total reserves were a record 3,700 Bcfe, up17% over the year-end 1997 base. Average reserve replacement costs,including acquisitions, were $1.11/Mcfe.

Chevron U.S.A. Production and its joint-venture partners – ShellDeepwater Development, EEX Corp. and Enterprise Oil Gulf of Mexico- set a new water-depth world record of 7,718 feet as they begandrilling their initial exploratory test well in the Gulf ofMexico’s Atwater Valley Block 118, about 175 miles southeast of NewOrleans. The Chevron-led team anticipates the well, designatedAtwater Valley 118 #1, will reach target depth of 15,471 feet belowthe seabed in the fourth quarter of this year. The companies areusing the fabled Glomar Explorer drill ship – initially built forU.S. intelligence work – owned by Global Marine to drill the well.Chevron and Texaco plan to alternate into the operator position asthey go forward with plans to drill 20 deepwater wells in the Gulfof Mexico.

Amoco announced a gas discovery in the Cotton Valley Reef Trendnorth of Houston. The company said it expects to bring its No. 1 J.W. Vanderbeek on production this month. Amoco holds a strongposition in the Cotton Valley Reef Trend, with drilling rights inmore than 100,000 acres, primarily in Leon County. Amoco has acontract with Koch Midstream Services to use their pipelines in thearea to gather the gas for treatment and delivery to marketsthroughout the Texas Gulf Coast region.

KN Energy is holding an open season for expansion of its systemfrom production fields in Wyoming to the Rockport Hub in northcentral Colorado.