Permeability Converter

Convert permeability units including square meters, darcy, millidarcy, microdarcy, square centimeters, square feet, and square inches.

Convert Permeability

1 darcy = 9.86923e-13 square meter
Your converted permeability result will appear here.

Common permeability conversions

Darcy to square meters:
1 D = 9.86923e-13 m²

Millidarcy to darcy:
1 mD = 0.001 D

Microdarcy to darcy:
1 µD = 0.000001 D

Square meter to darcy:
1 m² = 1.01325e12 D

Where permeability conversions are used

Permeability conversions are useful for soil testing, groundwater flow, petroleum reservoirs, rock samples, filtration media, geotechnical reports, drainage design, and porous material analysis.

Use this converter when comparing SI permeability units with darcy-based engineering and geology units.

What your permeability result means

Your result shows the entered permeability converted from the starting unit into the selected ending unit. The calculator also shows the conversion rate used so you can verify the calculation.

For engineering, geotechnical, or reservoir work, make sure the permeability unit matches your lab report, soil data, rock property table, model input, or design reference.

Permeability converter tips

Frequently asked questions

What is permeability?

Permeability measures how easily a fluid can move through pores or openings in a material.

What is the SI unit of permeability?

The SI unit commonly used for permeability is square meters, abbreviated as m².

What is a darcy?

A darcy is a permeability unit commonly used in petroleum engineering, geology, groundwater, and porous media analysis.

How many square meters are in one darcy?

One darcy equals approximately 9.86923 × 10⁻¹³ square meters.

Can I convert negative permeability values?

This converter is designed for permeability magnitude conversions, so it uses non-negative values.