There are several unique types of substance abuse rehabilitation facilities in Shasta Lake which drug and alcohol addicted clients can get help from. As an example, there are alcohol and drug abuse rehabilitation facilities in the Shasta Lake area which cater to someone who has a short background of drug and alcohol abuse and may be able to receive effective help at a short term drug and alcohol treatment center which will require the individual to remain in rehab for 4 weeks or less. There are also much more intensive and long term substance abuse treatment facilities in Shasta Lake which involve a stay of 12 weeks or longer, depending on the individual's background of drug abuse and other factors including co-occurring mental health problems. Alcohol and drug abuse rehab programs can be done as an outpatient or inpatient, with inpatient alcohol and drug abuse treatment programs offering significantly superior success rates as a result of a higher quality of rehab setting.