BAC Calculator - Calculate Your Blood Alcohol Level
Calculate Your Blood Alcohol Level to Avoid a Drunk Driving Arrest.
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The calculations provided here may not represent your true BAC and should not be relied on as an indicator of whether you are capable of driving. Without belaboring a point made many times before, the best approach is to avoid driving after you drink.
Look at our BAC Chart for estimated levels according to your weight and number of drinks.
DUI Laws by State
Follow the links below to find out what the DUI laws are in your state.