BAC Chart

Driving while intoxicated incurs penalties far beyond fines and tickets. Loss of life or loss of driving privileges are likely consequences for reckless behavior. The following charts can help you estimate how many drinks it may take to cause an accident. Be aware that this calculation is not an exact science. Other factors, including any medications you are prescribed, may affect the calculations suggested below.

Contact an Annapolis DUI lawyer for legal assistance if detained or arrested for drunk driving or driving under the influence. At Cochran and Chhabra, LLC our DUI attorneys have the experience and skill to help - contact us online or at 888.268.55156.

Estimate Your Blood-Alcohol Level

Maryland DWI Legal Limit .07
Maryland DUI Legal Limit .08

Count your drinks and check opposite your body weight.
(1 drink = 12 oz Beer, 4 oz Wine, or 1 oz Hard Liquor)

Drinks12345678910
100 lb.038.075.113.150.188.225.263.300.338.375
120 lb.031.063.094.125.156.186.219.250.281.313
140 lb.027.053.080.107.134.161.188.214.241.268
160 lb.023.047.070.094.117.141.164.188.211.234
180 lb.021.042.063.083.104.125.146.167.188.208
200 lb.019.038.056.075.094.113.131.150.169.188
220 lb.017.034.051.068.085.102.119.136.153.170
240 lb.016.031.047.063.078.094.109.125.141.156

Subtract from this the % of Alcohol "Burned Up" during the time elapsed from your first drink.

Hours since 1st Drink123456
Subtract....015.030.045.060.075.090

The remainder is an estimate of the % of alcohol in your blood

Example 160 lb person has 7 drinks in 6 hours = .164 minus .090 = .074


Blood-Alcohol Content Calculator

  Beer Wine Liquor
Fluid Ounces 12 4 1 to 1.5
Alcohol Content ~ 4% ~ 11% 30% to 50%
Free Initial Consultations | Available 24/7 | Se Habla Español
Phone: 410.268.5515 Toll Free: 888.268.5515