Cypress Creek near Downsville, La.
Computed roughness coefficient: Manning's n= 0.10
Date of flood: February 21, 1974
Date of photograph: February 13, 1979
Depth of flow on flood plain: 2.6 ft

Description of flood plain: The vegetation of the flood plain is primarily trees, including oak, gum, and pine. The base is firm soil and has slight surface irregularities. Obstructions are negligible (a few downed trees and limbs). Ground cover and vines are negligible.