BAC Calculator

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This page will allow you make a calculation for your BAC during a typical drinking occasion.

During a typical drinking occasion, how many alcoholic drinks do you consume?

Use the table below to determine the percentages for wine and beer, and the proof of various types of hard alcohol. In Step 3 consider the hours you spent from your first sip to when you stopped drinking.

Enter how many OUNCES of beer or wine you had and how many SHOTS of liquor you had. Be sure to put a check next to all the values you enter. A can of beer is usually 12 ounces and a glass of wine is usually 4 ounces. (Ex. 4 beers=48 ounces) The proof of hard alcohol can vary based on brand. Proofs listed on this page are a general proof bar stock however this can vary. To know exactly the proof of what is served it is best to ask or check the bottle you plan to drink from.

Regular Beer

Brand % Alcohol
Budweiser    4.82%
Coors 5.03%
Corona 5.03%
Genesee 4.70%
Guinness 4.27%
Heineken Dark 5.17%
Michelob    4.99%
Miller High Life 4.80%
Miller Genuine Draft 5.02%
Molson  6.04%
Samuel Adams  4.88%

Light Beer

Brand % Alcohol
Amstel Light 3.96%
Natural Light 4.12%
Bud  Light  3.88%
Coors Light   4.36%
Michelob Light 4.52%
Miller Lite 4.40%
Molson Light 2.41%

Wine

Brand % Alcohol
Dry White 12.2%
Red/Rose 12.5%
Champaign 12.2%
Mad Dog 14%
Light Wine 7.4%
Dessert Wine 18.8%

Liquor

Bourbon/Whiskey Proof
Bar Stock 86
Old Grand Dad 90
Yukon Jack 100
Wild Turkey 101
Rum Proof
Bar Stock 80
Captain Morgan’s 151 151
Others Proof
Kahlua 54
Peach Schnapps 40
Peppermint Schnapps 60
Rumple Mize 100
Ouzo 92
Triple Sec 78
Everclear 190
Gin Proof
Bar Stock 80
Bombay 86
Tangueray 95
Vodka Proof
Bar stock 80
Tequila Proof
Bar stock 76-80

Step 1

Are you male or Female? Male Female

Step 2

How much do you weigh? (pounds)

Step 3

How many hours have you been partying for? (hours)

Step 4

What have you been drinking tonight?
 Beer or Wine:
 OuncesPercent

Liquor:

 ShotsProof
Be sure to place a check next to the ones you want to count!

Step 5

Get your BAC! 
Your BAC is: