“Family” means one person living alone, or two or more persons related by blood, marriage or legal adoption, or a group not exceeding four persons living as a single, nonprofit housekeeping unit.

“Flood” means any temporary rise in stream flow or water surface level that is the direct or indirect result of the passage of storm waters in a watercourse, and in a volume that causes significant adverse effects on any improvements located in the floodplain.

“Flood, design” means the flood of a certain volume which is determined to recur at a given interval of time, normally 100 years, and against which protection of all public and private improvements is deemed necessary for the public safety and general welfare.

“Flood Insurance Rate Map (FIRM)” means the official map of a community on which FEMA has delineated both the special hazard areas and the risk premium zones applicable to the community.

“Flood zone” means a geographical area shown on a flood hazard boundary map or a Flood Insurance Rate Map that reflects the severity or type of flooding in the area: Zone A = an area inundated by 100-year flooding for which no BFEs have been established; Zone AO = an area inundated by 100-year flooding (usually shallow) for which average depths have been determined ranging from one to three feet; and Zone AE = an area inundated by 100-year flooding for which BFEs have been determined.

“Floodplain” means the flat or low-lying area adjacent to a stream or watercourse which is subject to flooding or overflow with the passage of a design flood.

“Flume” means an artificial channel or trough for conducting water.

“Forest product” means any perennial crop, natural or cultivated, which is grown or nurtured primarily for its fiber or for use for other than food.