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Blood/Breath Alcohol Content (BAC) Calculator

Drink's Alcohol Level: %
Volume drinked:
Sex:
Body Weight:
Time passed:
BAC: %
   
 

BAC calculator Formula:
   BAC% = (A × 5.14/W × r) - .015 × H
Where:
   A: Total alcohol consumed, in ounces (oz)
   W: Body weight, in pounds (lbs)
   r: The alcohol distribution ratio, 0.73 for man, and 0.66 for women
   H: Time passed since drinking, in hours

Note:BAC can be measured by breath or blood test. The breath test will be translated into blood alcohol content (BAC).