In Oklahoma, 156 substance abuse treatment facilities responded to the 2004 N-SSATS, reporting that there were 8,738 clients in substance abuse treatment on March 31, 2004. The survey response rate in Oklahoma was 97%.

In Oklahoma, 58% of the facilities surveyed focused primarily on substance abuse treatment services.

In Oklahoma, 97% of the substance abuse problems being treated pertained to both alcohol and drug abuse.

In Oklahoma, 85% of the substance abuse problems being treated pertained to drug abuse only.

In Oklahoma, 90% of the substance abuse problems being treated pertained to alcohol abuse only.

In Oklahoma, 84% of the substance abuse treatment being received was from outpatient care.

In Oklahoma, 26% of the substance abuse treatment being received was from residential care.