Darcy’s Law
Predicts flow in saturated porous media with hydraulic gradients.
symbols, variables and units
Q: m³/s; K: hydraulic conductivity (m/s); A: m²; h, l: m.
applicable conditions and boundaries
Saturated, laminar flow, representative volume; negative sign indicates the direction along which the water head decreases.
formula source code
The following is a copyable LaTeX expression.
Q=-KA\frac{dh}{dl}Reference and Extended Learning
USGS · Water Science School / Earthquake Hazards ↗is organized according to model definition and assumptions. Please check actual conditions and original literature before engineering, research and clinical use.
Darcy lawGroundwater