First Applications of a Cased Hole Dynamic Tester in Colombia for Reservoir Management Decisions

Drilling in the foothills of the Andes mountain range in South America is a complex task due to<br>the very unpredictable structural setting of the producing formations and to the geomechanical<br>challenge to “land” the well in the right spot of the reservoir. The amount and type of log data<br>collected for reservoir management purposes during field development, especially when the<br>above conditions exist; depend on factors such as field type, reservoir maturity and company<br>philosophy with regards to reservoir management and operational risk.