Approximate Blood Alcohol Percentage Tables
These charts are intended as a guide, not a
guarantee. Never drink and drive.
One drink is 1.25 oz. of 80 proof liquor,
12 oz. or beer, or 5 oz. of table wine.
Men
|
Drinks |
Body Weight in Pounds |
| |
100 |
120 |
140 |
160 |
180 |
200 |
220 |
240 |
| 0 |
0.00 |
0.00 |
0.00 |
0.00 |
0.00 |
0.00 |
0.00 |
0.00 |
| 1 |
0.04 |
0.03 |
0.03 |
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
| 2 |
0.08 |
0.06 |
0.05 |
0.05 |
0.04 |
0.04 |
0.03 |
0.03 |
| 3 |
0.11 |
0.09 |
0.08 |
0.07 |
0.06 |
0.06 |
0.05 |
0.05 |
| 4 |
0.15 |
0.12 |
0.11 |
0.09 |
0.08 |
0.08 |
0.07 |
0.06 |
| 5 |
0.19 |
0.16 |
0.13 |
0.12 |
0.11 |
0.09 |
0.09 |
0.08 |
| 6 |
0.23 |
0.19 |
0.16 |
0.14 |
0.13 |
0.11 |
0.10 |
0.09 |
| 7 |
0.26 |
0.22 |
0.19 |
0.16 |
0.15 |
0.13 |
0.12 |
0.11 |
| 8 |
0.30 |
0.25 |
0.21 |
0.19 |
0.17 |
0.15 |
0.14 |
0.13 |
| 9 |
0.34 |
0.28 |
0.24 |
0.21 |
0.19 |
0.17 |
0.15 |
0.14 |
| 10 |
0.38 |
0.31 |
0.27 |
0.23 |
0.21 |
0.19 |
0.17 |
0.16 |
| |
| Subtract
.01% for each 40 minutes of drinking. |
Women
|
Drinks |
Body Weight in Pounds |
| |
90 |
100 |
120 |
140 |
160 |
180 |
200 |
220 |
| 0 |
0.00 |
0.00 |
0.00 |
0.00 |
0.00 |
0.00 |
0.00 |
0.00 |
| 1 |
0.05 |
0.05 |
0.04 |
0.03 |
0.03 |
0.03 |
0.02 |
0.02 |
| 2 |
0.10 |
0.09 |
0.08 |
0.07 |
0.06 |
0.05 |
0.05 |
0.04 |
| 3 |
0.15 |
0.14 |
0.11 |
0.10 |
0.09 |
0.08 |
0.07 |
0.06 |
| 4 |
0.20 |
0.18 |
0.15 |
0.13 |
0.11 |
0.10 |
0.09 |
0.08 |
| 5 |
0.25 |
0.23 |
0.19 |
0.16 |
0.14 |
0.13 |
0.11 |
0.10 |
| 6 |
0.30 |
0.27 |
0.23 |
0.19 |
0.17 |
0.15 |
0.14 |
0.12 |
| 7 |
0.35 |
0.32 |
0.27 |
0.23 |
0.20 |
0.18 |
0.16 |
0.14 |
| 8 |
0.40 |
0.36 |
0.30 |
0.26 |
0.23 |
0.20 |
0.18 |
0.17 |
| 9 |
0.45 |
0.41 |
0.34 |
0.29 |
0.26 |
0.23 |
0.20 |
0.19 |
| 10 |
0.51 |
0.45 |
0.38 |
0.32 |
0.28 |
0.25 |
0.23 |
0.21 |
| |
| Subtract .01% for each
40 minutes of drinking. |
Chart source:
US
Department of Health and Human Services
|