Flagon Bayou near Libuse, La.

Computed roughness coefficient: Manning's n= 0.13 Date of flood: December 7, 1971 Date of photograph: April 10, 1979 Depth of flow on flood plain: 3.2 ft Description of flood plain: The vegetation of the flood plain is a mixture of large and small trees, including oak, gum, and ironwood. The base is firm soil and has minor surface irregularities and some rises. Obstructions are negligible (some exposed roots and small trees). Ground cover and undergrowth are negligible.