There are many different types of substance abuse rehab services in Richmond, California which alcohol and/or drug addicted people can get help from. For example, there are alcohol and drug abuse rehab facilities in the Richmond, CA. area which work specifically with somebody who has a short history of alcohol and drug abuse and might benefit from a short term drug rehab facility which will require the individual to remain in treatment for about a month or less. There are also far more intensive and long term drug and alcohol abuse rehabilitation facilities in Richmond, California which call for a stay of 12 weeks or more, based off of the client's history of alcohol and drug abuse and other factors which may include co-occurring mental health disorders. Drug and alcohol abuse rehabilitation programs can be done on an outpatient basis or an inpatient basis, with inpatient drug and alcohol abuse rehab programs offering substantially better outcomes as a result of a higher quality of rehab program.