fundamentals of borehole seismic technology pdf ondel esy es tion: Helps determine properties such as porosity, permeability, and fluid saturation. Monitoring and surveillance: Used in time-lapse (4D) seismic to track reservoir changes over time. Fundamental Principles of Borehole Seismic Technology At its core, borehole seismic technology relies D Delia Gleason May 1, 2026