Feet of Water to Psi Calculator
Introduction
Calculating pressure conversions from feet of water to psi (pounds per square inch) is crucial in various fields such as engineering, fluid dynamics, and hydrology. This article introduces a simple yet accurate Feet of Water to Psi Calculator implemented in HTML and JavaScript.
How to Use
The calculator requires you to input the depth in feet of the water column and then press the “Calculate” button. The result will be displayed instantly, providing the equivalent pressure in psi.
Formula
The formula used for this conversion is based on the hydrostatic pressure formula:

This formula is widely accepted for converting feet of water to psi, ensuring accurate and reliable results.
Example
Let’s say the depth of the water column is 46 feet. Plugging this value into the formula:

FAQ’s
Q: Is this calculator suitable for all types of fluids?
A: Yes, the calculator is applicable for any fluid where the pressure is measured in feet of water.
Q: Why is the constant 2.31 used in the formula?
A: The constant 2.31 is derived from the specific weight of water and ensures accurate conversion from feet of water to psi.
Q: Can I use this calculator for underwater pressure calculations?
A: Absolutely. This calculator is designed to handle underwater pressure calculations with precision.
Conclusion
Accurately converting feet of water to psi is essential in many industries. This Feet of Water to Psi Calculator provides a user-friendly solution, making the conversion process quick and reliable.
