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sci.groundwater-darcy Calculator
Calculates groundwater flow rate using Darcy's law: Q = KiA, where K is hydraulic conductivity, i is hydraulic gradient, and A is cross-sectional area. Groundwater velocities range from 1 m/year (clay) to 100 m/day (gravel) — Darcy's law applies when Reynolds number < 1 (laminar flow).
Inputs
Hydraulic Conductivity Ms
Reference formula or conversion factor shown for context.
Hydraulic Gradient
Reference formula or conversion factor shown for context.
Cross Section M2
Two-dimensional surface extent (m²). For complex shapes, break into simpler sub-shapes and sum.
Results
flow rate Q (m³/s)
Flow rate Q — the volume of fluid passing a point per unit time.
Darcy velocity (m/s)
Reference formula or conversion factor shown for context.
flow per day (m³/day)
Reference formula or conversion factor shown for context.
Q = KiA (Darcy law)
Reference formula or conversion factor shown for context.