L.A. County Sheriff's deputies served a search warrant at a Best Western hotel on the 12600 block of Riverside Dr. at 7 a.m. Tuesday.
Deputies discovered 16 pounds of marijuana bud and 5 pounds of concentrated cannabis, according to the department. Deputies also found cash in excess of $10,000. The street value of the marijuana was estimated at $260,000.
Santa Rosa resident Michael Walsh was arrested for possession of marijuana for sale and was booked at the Malibu/Lost Hills sheriff's station.
The search warrant was the result of a three-week investigation by the narcotics bureau of the sheriff's department.
Anyone with information regarding this case should contact Detective Scott Schulze at (818) 878-1808 or to remain anonymous, call L.A. Crime Stoppers at (800) 222-TIPS, text the letters TIPLA plus your tip to CRIMES (274637), or go to http://lacrimestoppers.org.