Weaverville is located at (40.736687, -122.936208 According to the United States Census Bureau, the CDP has a total area of 10.4 square miles (27 km 2), all of it land.
http://www.blurtit.com/q7192319.html. If you have to have a hair follicle test marijuana will be in the system for 6 months to 1 year. If you have a urine screen done it will pass after 30 days. A blood test done will be 30+ days.
If marijuana use is detected in a hair drug test then it would show up 7 days after use and for as long as 90 days. Hair tests can reliably detect chronic or daily use, but may not detect occasional use. It is doubtful that one time marijuana use would be detected on a hair drug test.