OWI also know as operating while under the influence is a common term used in Wisconsin, Iowa and Michigan to identify drivers who are operating a motorized vehicle while intoxicated with alcohol. It is illegal in each of these states to operate a motorized vehicle with a BAC or blood alcohol concentration level of 0.08% or higher. Operating a car with a BAC at this level is considered illegal regardless whether or not the driver is unable to safely operate the vehicle. Operating a vehicle while under the influence of drugs or alcohol is a serious crime. Penalties for DUI can include: suspension of a drivers' license, community service, installation of an ignition interlock device, high fines and jail time.