Everyone knows that drinking and driving is not a good practice. First, it is dangerous. Thousands of people are killed each year by drunk drivers, and even more are seriously injured. Second, drunken driving is illegal in all 50 states. This means that even if you are lucky enough to escape from your drunk driving incident without injuring yourself or others, you likely will be charged with a crime. Each state treats drunk driving differently. Sometimes it's called Driving Under the Influence (DUI), Driving While Intoxicated (DWI), or Operating Under the Influence (OUI). The links below have some general guidelines about DUI and other related crimes, as well as links to the DUI laws in each state.
This chart shows the most relevant information about druken driving laws in all 50 states as well as the District of Columbia. Here you will find the blood-alcohol limits for both legal and underage drinkers, as well as whether each state has “implied consent" laws.
Drunken driving fatalities are even more tragic when they involve children and teenagers. This article some useful information on zero tolerance laws, and how they help law enforcement prevent drunken driving.