Blood-Alcohol
Content Calculator*
A person's blood-alcohol level is the result
of a interaction of weight, gender, alcohol consumed and time.
*The basic formula for estimating blood-alcohol
concentration comes from the NHTSA - the National Highway Traffic
Safety Administration. Each drink in this calculation assumes a
volume of of .54 ounces of alcohol (1 shot of distilled spirits,
a glass of wine, or 12 ounces of beer).
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How many drinks does it take?
Calculate your blood-alcohol level
Many of us have wondered just how many drinks it takes before we'd
be considered legally intoxicated.
In many states, you're intoxicated if you have a blood-alcohol level
of 0.10 percent. Many states - such as Texas - have moved to a lower
level of 0.08.
If you get pulled over and your blood-alcohol level is above the legal
limit, you'll be arrested for intoxicated driving. If that leads to
a conviction, you'll will get socked with much higher insurance premiums - if
you get your license back at all.
This calculator will give you some examples of what your blood-alcohol
content could be if you drank a specific number of drinks over a certain
time period. Remember, this is just an approximation - the calculator
has to make certain assumptions, such as drinking the alcohol on an
empty stomach. If you eat while you drink, the alcohol is absorbed more
slowly into your bloodstream.
Alcohol effects everyone differently. Of course, if you don't normally
drink, a single beer could make you unsafe to drive. A good rule of
thumb is: By the time you start feeling intoxicated, you're well past
the legal limit.
In general, the more you weigh, the more you'd have to drink to be
considered intoxicated. Consider this: A 220 pound male could drink
five beers in an hour and still not be legally intoxicated in many states.
His blood-alcohol content would be 0.0758. If a 140-pound man drank
the same amount, his blood-alcohol content would be 0.1260 - well over
the legal limit.
Gender also effects your blood-alcohol content. The female counterpart
to a 140-pound intoxicateden male would have a blood-alcohol content
of 0.17097 after consuming six drinks in an hour.
The slower you drink, the more time your body has to metabolize the
alcohol. Each hour you add takes 0.012 off your blood-alcohol content,
according to the formula used by this calculator.