Convert Kilodarcy to Microdarcy
Convert Kilodarcy (kD) to Microdarcy (µD) instantly and accurately.
Conversion Formula
µD = kD × 1000000000
About Kilodarcy
The kilodarcy (kD) equals 10³ D ≈ 9.869 × 10⁻¹⁰ m², used for very high-permeability porous structures. Gravel packs in oil wells: 1-100 kD; vuggy dissolved carbonates: 1-10 kD; loose sand-gravel mixtures: 10-1 000 kD. 1 kD = 10³ D = 10⁶ mD.
About Microdarcy
The microdarcy (µD) equals 10⁻⁶ D ≈ 9.869 × 10⁻¹⁹ m², used for tight gas sands, coalbed methane matrix, and low-permeability carbonates. North Sea tight sandstones: 0.01-1 µD; coalbed methane matrix: 1-100 µD; mudrock caprocks: 0.001-1 µD. 1 µD = 10⁻³ mD = 10³ nD.
Quick Reference Table
| Kilodarcy (kD) | Microdarcy (µD) |
|---|---|
| 1 kD | 1 × 109 µD |
| 2 kD | 2 × 109 µD |
| 5 kD | 5 × 109 µD |
| 10 kD | 1 × 1010 µD |
| 25 kD | 2.5 × 1010 µD |
| 50 kD | 5 × 1010 µD |
| 100 kD | 1 × 1011 µD |