This is a rough estimate. Actual BAC depends on many factors including food, metabolism, and drink strength. Never drive impaired.

What is a standard drink?

One standard drink contains about 14g of pure alcohol: 12oz beer, 5oz wine, or 1.5oz spirits.

Blood Alcohol Calculator

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Is this accurate?: This is a rough estimate. Actual BAC depends on many factors including food, metabolism, and drink strength. Never drive impaired.
What is a standard drink?: One standard drink contains about 14g of pure alcohol: 12oz beer, 5oz wine, or 1.5oz spirits.