Authorities continued to work on eradicating a marijuana farm in the mountains above Jacks Valley on Thursday.
Alpine View residents reported dust from Washoe County's Raven helicopter rising in the mountains and a concentration of law enforcement along Jacks Valley Road.
Douglas County investigators, Drug Enforcement Administration agents and U.S. Forest Service rangers combed the woods for suspected pot farmers.
Further south, Mono County authorities reported destroying 30,000 marijuana plants in a 1.5 mile long grow in the Inyo National Forest on Wednesday and Thursday. Undersheriff Ralph Obenberger said the potential street value of the plants is $108 million.