
According to PennDOT data, there have been 203 impaired-driving crashes statewide on St. Patrick’s Day since 2009, resulting in four fatalities.
Whether it is a 12-ounce beer, a 5-ounce glass of wine, or a 1.5-oz shot, the Pennsylvania Liquor Control Board says they each constitute one drink.
Check out the charts below to see how many drinks will get you a DUI.