RECYCLING INFORMATION UPDATE: We have been advised by Zeigenbein Sanitation that due to the increase in recycling in the Waynesville City Limits, they will now be recycling on a weekly basis beginning September 1, 2016. The recycling days of Thursday and Friday will remain the same.
Some THC metabolites have a half-life of 20 hours, while others like THC-COOH have a half-life of 13 days, according to High Times. A 2014 study found that regular marijuana users have traces of marijuana in their urine for about two weeks, according to High Times.
On the average, THC can be detected in the urine of a casual user during 2-5 days, 1-2 weeks for usual users and up to one month for heavy users. In the blood marijuana usually stays only 1-2 days, about 24 hours in saliva, up to 4 weeks in sweat, and in hair it can be detected for up to 90 days.