Waynesville is home to the Tigers, the mascot of the Waynesville R-VI School District. The school district is acclaimed for its academics, and athletics, and is always striving for excellence. Whether in the area for a visit, or, if looking for a home to raise a family, Waynesville has plenty to offer.
Urine reveals the presence of THC-COOH, a THC metabolite, for up to eight days after a single use of marijuana. The accuracy of urine testing declines after about a week, but many frequent or heavy marijuana users continue to test positive for up to 15 and 90 days, respectively.
Urine testing is able to detect marijuana usage more effectively than a blood test beyond a week. If you suspect someone is abusing marijuana it may be best to use an alternative drug testing method, such as urine testing or hair follicle testing. How Long Does Marijuana Stay in Hair? Hair follicle testing is often considered one of the most accurate methods of drug testing.