Among the 7,243 correctional facilities that responded to the UFDS telephone survey, 2,731 indicated that they provide substance abuse treatment. An additional 296 correctional facilities reported providing substance abuse treatment in the Substance Abuse and Mental Health Services Administration’s main 1996 UFDS survey, for a total of 3,027. This figure represents about 40 percent of all correctional facilities nationwide (Federal, state and local adult and juvenile). Highlights from the report include: (1) Approximately 173,000 adults and juveniles were in substance abuse treatment in those institutions; (2) More than 13 percent of those receiving treatment were under the age of 18; (3) Nearly 84 percent of facilities provided treatment for patients remaining in the general inmate population rather than residing in treatment units apart from other inmates; and (4) Private organizations operated 22 percent of the substance abuse treatment programs in state prisons, 21 percent of the programs in jails, and 52 percent of the programs in juvenile facilities. Tables, notes, references, appendixes