This formula is used to calculate drilling mud density or weight when we know pressure at a given TVD. This formula is just a variation of Formula no. 1

Practice the problem below to learn the use of this formula. Generate new problems and check your answer. If you are stuck to know the right answer just click “Show Answer”.

**Q**. Find the Mud Density/Weight to have a Hydrostatic Pressure of ___ psi at a TVD of ___ ft.