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Health & Fitness · Free Online Tool

Blood Alcohol Content (BAC) Calculator

Estimate blood alcohol concentration, metabolic clearance rates, and time to sobriety using the Widmark pharmacokinetics formula.

Presets:
Estimated Blood Alcohol Content (BAC)
0.052%

Widmark elimination: peak was 0.082%, 3.5 hours until complete sobriety.

Under US Statutory Driving Limit (0.08%)

Impairment status: moderate. Do not drive or operate machinery after consuming alcohol.

Current BAC
0.052%
Peak BAC
0.082%
Time to Sober
3.5 hrs
Standard Drinks
3

Metric Distribution Analysis

Current BAC 0.052
Peak BAC 0.082
Time to Sober 3.5
Standard Drinks 3

Frequently Asked Questions