Substance Abuse and Mental Health Data Archive (SAMHDA)The Substance Abuse and Mental Health Data Archive (SAMHDA) is an initiative funded under contract with the Center for Behavioral Health Statistics and Quality (CBHSQ), Substance Abuse and Mental Health Services Administration (SAMHSA), U.S. Department of Health and Human Services (HHS).
CBHSQ has primary responsibility for the collection, analysis, and dissemination of SAMHSA's behavioral health data.