Blood Alcohol Time Calculator

Track your blood alcohol content over time and estimate when you'll be sober.

Your Drinks

Current Estimated BAC

0.000%

None: No measurable impairment

Sober By

12:08 AM

~0.0 hours

Under Legal Limit

Now

Below 0.08%

BAC Over Next 12 Hours

12:08 AM
0.000%
01:08 AM
0.000%
02:08 AM
0.000%
03:08 AM
0.000%
04:08 AM
0.000%
05:08 AM
0.000%
06:08 AM
0.000%
07:08 AM
0.000%
08:08 AM
0.000%
09:08 AM
0.000%
10:08 AM
0.000%
11:08 AM
0.000%
12:08 PM
0.000%

BAC Impairment Levels

0.02-0.05%

Mild relaxation, slight mood changes

0.05-0.08%

Reduced coordination, lowered inhibitions

0.08%+ (Illegal to drive)

Significant impairment of judgment and motor skills

Disclaimer: This calculator provides estimates only. Actual BAC varies based on many factors. Never drive if you've been drinking.