Snowman was arraigned and could face up to a year in jail and a $6,250 fine.
The “arrest” was to kick off the department’s high-visibility campaign to reduce drunk driving.
"Impaired driving has become an increasingly dangerous occurrence in St. Helens during the winter holiday season," Sgt. Jose Castilleja said in a release. "Our goal is simple, to deter people from driving after they've been drinking or using drugs, including marijuana, in order to save lives."