BAC Table

	Number of Drinks (what is one drink?)
Weight	1	2	3	4	5	6	7	8	9	10	11	12
100 lb.	.038	.075	.113	.150	.188	.225	.263	.300	.338	.375	.413	.450
110 lb.	.034	.066	.103	.137	.172	.207	.241	.275	.309	.344	.379	.412
120 lb.	.031	.063	.094	.125	.156	.188	.219	.250	.281	.313	.344	.375
130 lb.	.029	.058	.087	.116	.145	.174	.203	.232	.261	.290	.320	.348
140 lb.	.027	.054	.080	.107	.134	.161	.188	.214	.241	.268	.295	.321
150 lb.	.025	.050	.075	.100	.125	.151	.176	.201	.226	.251	.276	.301
160 lb.	.023	.047	.070	.094	.117	.141	.164	.188	.211	.234	.258	.281
170 lb.	.022	.045	.066	.088	.110	.132	.155	.178	.200	.221	.244	.265
180 lb.	.021	.042	.063	.083	.104	.125	.146	.167	.188	.208	.229	.250
190 lb.	.020	.040	.059	.079	.099	.119	.138	.158	.179	.198	.217	.237
200 lb.	.019	.038	.056	.075	.094	.113	.131	.150	.169	.188	.206	.225
210 lb.	.018	.036	.053	.071	.090	.107	.125	.143	.161	.179	.197	.215
220 lb.	.017	.034	.051	.068	.085	.102	.119	.136	.153	.170	.188	.205
230 lb.	.016	.032	.049	.065	.081	.098	.115	.130	.147	.163	.180	.196
240 lb.	.016	.031	.047	.063	.078	.094	.109	.125	.141	.156	.172	.188

What is “One Drink“?

One drink can defined as the equivalent of half an once of pure ethyl alcohol. The following can help you define “one drink”:

Beer
10 oz to 12 oz of beer at 4% to 5% alcohol

Wine Cooler
8 oz to 12 oz of wine cooler at 4% to 6% alcohol

Table Wine
4 oz to 5 oz of table wine at 9% to 12% alcohol

Fortified Wine
Port, Sherry, Marsala and Madeira.
2.5 oz of fortified wine at 20% alcohol

80 Proof Liquor
1.25 oz of 80 proof (40% alcohol) distilled spirits

100 Proof Liquor
1 oz of 100 (50% alcohol) proof distilled spirits