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Blood Alcohol Concentration
%BAC Guide
The measure of impairement is directly related to several factor
such as weight, gender, and body metabolism. Women are more
susceptible to the effects of alcohol than men. The following
charts are organized based on weight and genders only.
Drinks
/
hour
Estimated Percentage of Blood Alcohol Content
%BAC
MALE
Weight in Pounds
100
120
140
160
180
200
220
240
1
.04
.03
.03
.02
.02
.02
.02
.02
2
.08
.06
.05
.05
.04
.04
.03
.03
3
.11
.09
.08
.07
.06
.06
.05
.05
4
.15
.12
.11
.09
.08
.08
.07
.06
5
.19
.16
.13
.12
.11
.09
.09
.08
6
.23
.19
.16
.14
.13
.11
.10
.09
7
.26
.22
.19
.16
.15
.13
.12
.11
8
.30
.25
.21
.19
.17
.15
.14
.13
9
.34
.28
.24
.21
.19
.17
.15
.14
Drinks
/
hour
Estimated
Percentage of Blood Alcohol Content %BAC