"The incidence of clandestine drug laboratories has grown dramatically in the past 10 years. For example, in Fiscal Year 1992, the DEA's National Clandestine Laboratory Cleanup Program funded approximately 400 removal actions and by fiscal year 2001, the DEA Program funded more than 6,400 removal actions."

Source

"Methamphetamine Initiative: Final Environmental Assessment," US Dept. of Justice Office of Community Oriented Policing Services, May 13, 2003, p. 6.
http://www.cops.usdoj.gov/fil…