Blood Alcohol Content (BAC) Calculator

Enter Drinking Data: Amount


1) The Number of Drinks are based on 12 Ounce Beers, 5 Ounce Glasses of Wine, and 1.5 Ounce Shots of 80 Proof Liquor.

2) This calculator is for informational purposes only, and is NOT LEGAL ADVICE. Your actual blood alcohol content is a function of many factors, some of which are not included in this calculator.

3) The result is a rough estimate of BAC based on the blood alcohol level charts provided by Virginia Tech that was found on

4) DO NOT rely on these results for any purpose other than fun, and NEVER operate a motor vehicle or other machinery if you have consumed any amount of alcohol.