“Coefficient of permeability” means saturated hydraulic conductivity and is the rate of laminar flow of water through a unit cross-sectional area of porous medium under a unit hydraulic gradient at a standard temperature.

Source. (See Revision Note at chapter heading for Env-Sw 100) #8460-B, eff 10-28-05; ss by #14103, effective 10-23-24 (formerly Env-Sw 102.32) (see Revision Note #2 at chapter heading for Env-Sw 100)