Conviction rate tops 99 percent Placer County, Calif. – If you’ve been drinking, you don’t want to get behind the wheel in Placer County. A recent report from the California Department of Motor Vehicles indicates that the Placer County District Attorney’s Office has the highest conviction rate of drunken or impaired drivers in the state. (2008) … Continue reading Placer County Number 1 in DUI Conviction Rate in California