Area Drilling

Colombia Seven Seas Petroleum Inc., Houston, said the Tres Pasos-1W horizontal well in Guaduas field produced at a maximum rate of about 7,000 b/d of oil after acid treatment and is shut-in for pressure build-up. The well on the Rio Seco block has produced 90,000 bbl of oil from Upper Cretaceous Cimarrona at about 6,000 ft. The company is encouraged by the test results and optimistic that horizontal drilling may enhance production from the structurally lower area of the field on the Emerald Mountain structure 60 miles northwest of Bogota. Inter-well pressure interference testing confirmed the connectivity of the fracture system throughout the reservoir, and the tests indi...

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