Blood Alcohol Calculator

Warning and Disclaimer

Before using the blood alcohol calculator you must check the boxes below and click the "I Accept" button to acknowledge that you have read and accept the following warnings:

The blood alcohol concentration determined by the calculator may not reflect physiological and other factors such as age, disease states and meal times.

It is dangerous to drive a vehicle or operate machinery after drinking alcohol. If you do so you assume full risk of injury and death to yourself and others.

    
© 2002-2014 Ron Jourard
     
  Personal Information   Drinking History   Calculate BAC  
     
 

Are you male or female ?

Your weight? Lbs or Kgs   

Your Alcohol Elimination Rate?   mgs of alcohol per 100 ml of blood per hour (Use the default rate of 10 unless you know the rate at which alcohol is excreted from your blood.)

Next, enter your Drinking History.

 
© 2002-2014 Ron Jourard
     
  Personal Information   Drinking History   Calculate BAC  
 
 

Create a list of your drinks starting with the first one.

To enter a drink click on . This will open a new window where you must enter information about your drink.

 
 
List of drinks

To Edit or Delete a drink, select the drink
by clicking on it, then or .

 

Enter the time and date you finished your last drink. (Midnight is 12:00 am; noon is 12:00 pm.)

      AM  PM
 
 

Next, go to the Calculate BAC page.

© 2002-2014 Ron Jourard
     
  Select Drink  
         
 

Time of Drink:
What time did you start the drink? (Midnight is 12:00 am; noon is 12:00 pm.)
    AM    PM

 
 
 

Date of Drink:
Select the day and month for this drink.

 
 


Volume and Alcohol Content of Drink:

 
     
 

(1) Standard Drinks

Select one of the drinks (beer, cooler, wine or liquor) from the list to the right. Then click on Add Drink. Volume is indicated in imperial ounces and/or millilitres; alcohol content is indicated as a percentage value of volume.

Can't find your drink? Go to Other Drinks below.

  
   
     
     
 

(2) Other Drinks

 
 
Name of drink (give your drink a name, eg, wine):   
Alcohol content of drink (enter as a percentage value of volume):    %
Volume of drink (imperial ounces or millilitres ):   
 
 
      
© 2002-2014 Ron Jourard
     
  Edit Drink  
         
  Make any necessary changes to the information you provided, then click on the appropriate "Save Edited Drink" button below.  
 
 

Time of Drink:
What time did you start the drink? (Midnight is 12:00 am; noon is 12:00 pm.)
    AM    PM

 
 
 

Date of Drink:
Select the day and month for this drink.

 
 


Volume and Alcohol Content of Drink:

 
     
 

(1) Standard Drinks

Select one of the drinks (beer, cooler, wine or liquor) from the list to the right. Volume is indicated in imperial ounces and/or millilitres; alcohol content is indicated as a percentage value of volume.

Can't find your drink? Go to Other Drinks below.

  
   
     
 

(2) Other Drinks

 
 
Name of drink (give your drink a name, eg, wine):   
Alcohol content of drink (enter as a percentage value of volume):    %
Volume of drink (imperial ounces or millilitres ):   
 
 
      
© 2002-2014 Ron Jourard
     
  Personal Information   Drinking History   Calculate BAC  
             
 

Enter the time for which you want to calculate your BAC.
(Midnight is 12:00 am; noon is 12:00 pm.)
 AM    PM

Date for which you want to calculate your BAC:

 

    

BAC:     (mgs of alcohol per 100ml of blood)

 


 
Your feedback on the Calculator is welcome.
© 2002-2014 Ron Jourard
Ron Jourard is a Toronto criminal lawyer. Visit his website at
www.defencelaw.com.