Water Pressure Calculator
Calculate fluid volume, flow rate (GPM / LPM), tank storage capacity, and water pressure for water pressure systems.
Input Parameters
Enter details for calculation.
Calculated Volume
Expert Tip
1 cubic foot of water equals 7.48052 US Gallons (weighing 62.4 lbs). 1 cubic meter of water equals 1,000 Liters (1 metric ton).
Calculation Methodology & Details
Formula
Applies standard fluid mechanics volume and hydraulic flow formulas.
Important Disclaimer
The calculations provided are for educational and hydraulic engineering planning. Always consult local plumbing codes, environmental regulations, and certified civil engineers.
How to Calculate Step-by-Step
Follow these steps to complete the calculation:
Step 1
Input internal tank/vessel dimensions in feet or pipe flow rate specifications.
Step 2
Select target liquid unit (US Gallons, Liters, Cubic Feet, GPM).
Step 3
View total liquid volume, holding capacity, flow velocity, or total system pressure head.
Detailed Insights & Expert Guide
ℹ️ About this Calculation
The Water Pressure Calculator determines liquid capacity, water pressure head, flow rate, and storage sizing for rainwater harvesting, swimming pools, septic tanks, and irrigation systems.
Variable Glossary
Vessel Geometry
Diameter, radius, length, or height of container in feet.
Fluid Volume
Calculated capacity in US Gallons, Liters, or GPM flow rate.