Shut-in bottomhole pressure (SIBHP)
18 July 2017
Sidetrack
18 July 2017

Shut-in drillpipe pressure (SIDPP)

The difference between the formation pressure at the bottom of the well and the hydrostatic pressure in the drillpipe. Recorded when a well is shut in on a kick. From the SIDPP, one can calculate the increase in mud weight needed to kill the well.