Youth substance abuse treatment admissions: meth down, marijuana up

Though alcohol is the drug most commonly abused by adolescents, marijuana is, by far, the primary reason youth in Washington enter state-funded treatment.  (Source: 2010 Tobacco, Alcohol, and Other Drug Abuse Trends in Washington State, page 259)  The chart above shows that marijuana treatment admissions have increased over the past few years while meth-related admissions have decreased significantly.