BAC Calculator

How many drinks does it take? Calculate your BAC level now!

Calculator

Weight (in pounds):

Drinks Consumed (12 ounces beer, or equivalent):

Over Time Period (hours):

Gender:
 Male    Female

The basic formula for estimating a person's blood-alcohol concentration concerning a DUI/DWI comes from The National Highway Traffic Safety Administration (NHTSA). Each drink in this calculation assumes a volume of of .54 ounces of alcohol (one shot of distilled spirits, a glass of wine, or 12 ounces of beer).

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Disclaimer: The foregoing is not to be construed as legal advice to or for any specific individual.
Always seek the advice of counsel for specific legal problems.