Blood Alcohol Calculator
Free Blood Alcohol Calculator — calculate and compare options instantly. No signup required.
⚠ WARNING: This is a rough estimate only. Actual BAC varies with metabolism, food intake, medications, and many other factors. NEVER drive after drinking. If in doubt, don't drive.
Estimated BAC
0.060%
Impaired — reduced coordination
Impairment Status
Impaired — reduced coordination
Estimated Time Until Sober
4 hours
Important Disclaimer
This calculator provides rough estimates only. Individual results vary greatly. Never rely on a BAC calculator to determine if it is safe to drive. When in doubt, use a rideshare or designated driver.
How to Use the Blood Alcohol Calculator
- 1. Enter your values — fill in the input fields with your numbers.
- 2. Adjust settings — use the sliders and selectors to customize your calculation.
- 3. View results instantly — calculations update in real-time as you change inputs.
- 4. Compare scenarios — adjust values to see how changes affect your results.
- 5. Share or print — copy the link, share results, or print for your records.
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