Federal Emergency Management Agency (FEMA) Flood Insurance Rate Maps portray the height and extent to which flooding is expected to occur, and they form the bas

The purpose of this home study course is to enhance the knowledge and skills of local officials responsible for administering and enforcing local floodplain man

Alluvial fans are gently sloping, fan-shaped landforms common at the base of mountain ranges in arid and semiarid regions such as the American West. Floods on a