Definition(s)
Pore Pressure (PP)
Pore pressure is the pressure of the fluid inside the pore spaces of a formation.
Source: API STD 65 – Part 2, Isolating Potential Flow Zones During Well Construction, Upstream Segment, Second Edition, December 2010. Global Standards
Pore Pressure (formation pressure)
Pressure exerted by the fluids within the pore space of a formation.
Source: API RP 59, Recommended Practice for Well Control Operations, Second Edition, May 2006. Global Standards
Pore Pressure
Pressure exerted by fluids in a formation pore space.
Source: IADC UBO / MPD Glossary, December 2011. Global Standards
Pore Pressure
The amount of force that is being exerted into the borehole by fluids or gases within the formation that has been penetrated.
Source: NOGEPA Industrial Guideline No. 43, Surface BOP Review, Best Practices Checklist, Netherlands, Version 0, December 2011. Global Standards