"This assessment provides a strategic overview and predictive outlook of drug trafficking and abuse trends within the United States. The assessment identifies the primary drug threats to the nation, tracks drug availability throughout the country, and analyzes trafficking and distribution patterns of illicit drugs within the United States. It evaluates the threat posed by illegal drugs by examining availability, production and cultivation, transportation, distribution, and demand." The report contains separate sections for cocaine, methamphetamine, marijuana, heroin, controlled prescription drugs, and MDMA. Gangs, drug trafficking organizations, and illicit financing are also examined. Appendices to the report contain relevant maps and tables, as well as an overview of the scope and methodology.
National Drug Intelligence Center: http://www.usdoj.gov/ndic