hydric soil
(12) The term “hydric soil” means soil that, in its undrained condition, is saturated, flooded, or ponded long enough during a growing season to develop an anaerobic condition that supports the growth and regeneration of hydrophytic vegetation.
Source
16 USC § 3801(a)(12)
Scoping language
None identified, default scope is assumed to be the parent (subchapter I) of this section.