APPROXIMATE BLOOD ALCOHOL PERCENTAGE-FEMALES
DRINKS*
BODY WEIGHT IN POUNDS
EFFECT ON PERSON
 90 100120140160180200220240 
0
.00.00.00.00.00.00.00.00.00
ONLY SAFE DRIVING LIMIT
1
.05 .05 .04 .03 .03 .03 .02 .02.02
IMPAIRMENT BEGINS.
2
.10 .07 .06 .05 .05 .04 .04
3
.15.14 .11 .11 .07 .06.06
4
.20.18.15.13.11.10
5
.25.23.19.16.14.13.11.10
6
.30.27.23.19.17.15.14.12.11
LEGALLY INTOXICATED.

CRIMINAL PENALTIES IN ALL STATES
7
.35.32.27.23.20.18.16.14.13
8
.40.36.30.26.23.20.18.17.15
9
.45.41.34.29.26.23.20.19.17
10
.51.45.38.32.28.25.23.21.19

REMEMBER: While this chart is a good general guideline, every individual reacts differently to alcohol. The chart doesn't take into account your individual body composition, your use of medication, your mood changes, or your personal metabolism rate. Therefore, your blood alcohol level may in fact be slightly higher or slightly lower than the chart indicates for the number of drinks you consume.