Convert Kilodarcy to Darcy
Convert Kilodarcy (kD) to Darcy (D) instantly and accurately.
Conversion Formula
D = kD × 1000
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 Darcy
The darcy (D) ≈ 9.869 × 10⁻¹³ m², the oilfield-standard permeability unit defined by Darcy's law: 1 D passes 1 cm³/s of 1 cP fluid through 1 cm² cross-section under a 1 atm/cm gradient. Highly permeable consolidated sandstone: 1-5 D; unconsolidated sand: 5-20 D. 1 D = 1 000 mD ≈ 0.9869 µm².
Quick Reference Table
| Kilodarcy (kD) | Darcy (D) |
|---|---|
| 1 kD | 1000 D |
| 2 kD | 2000 D |
| 5 kD | 5000 D |
| 10 kD | 10000 D |
| 25 kD | 25000 D |
| 50 kD | 50000 D |
| 100 kD | 100000 D |