Convert Foot squared to Kilodarcy
Convert Foot squared (ft²) to Kilodarcy (kD) instantly and accurately.
Conversion Formula
kD = ft² × 94134005.28
About Foot squared
The square foot (ft²) equals (0.3048 m)² = 9.290 304 × 10⁻² m² ≈ 9.41 × 10¹³ D. An imperial area unit included for unit-conversion completeness; it occasionally appears in US geotechnical reports where flow cross-sections are expressed in square feet. 1 ft² = 144 in² = 9.290 304 × 10⁻² m².
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.
Quick Reference Table
| Foot squared (ft²) | Kilodarcy (kD) |
|---|---|
| 1 ft² | 94134000 kD |
| 2 ft² | 188268000 kD |
| 5 ft² | 470670000 kD |
| 10 ft² | 941340000 kD |
| 25 ft² | 2.353 × 109 kD |
| 50 ft² | 4.707 × 109 kD |
| 100 ft² | 9.413 × 109 kD |