The diverse drug and alcohol abuse treatment programs which are offered to drug addicted persons in Granville, Iowa can vary in a lot of different ways. Quite a few substance abuse rehab programs are offered in a residential or inpatient location, where individuals remain for the duration of their rehab which offers a more therapeutic treatment environment. Others offer substance abuse rehab programs on an outpatient basis which provides a sense of versatility, although outpatient programs are not always an appropriate drug and alcohol abuse treatment program for men and women in Granville, Iowa who are struggling with long term drug or alcohol addiction problems. Regardless of whether inpatient or outpatient alcohol and drug abuse rehab services are selected, there are varying lengths of time that men and women will be asked to stay in the drug and alcohol treatment facility. For instance, many short-term programs offer services for 4 weeks or less, whereas long-term facilities will demand at least a 12 week stay.