General Aviation Airports: A National Asset documents an 18-month study of the nearly 3,000 general aviation (GA) airports, heliports, and seaplane bases identified in the FAA's National Plan of Integrated Airport Systems (NPIAS). This indepth analysis highlights for the traveling public the pivotal role GA airports play in our society, economy, and the aviation system. The study also aligns the GA airports into four categories---national, regional, local, and basic---based on their existing activity levels. The...