Blood Alcohol Calculator
Estimate your Blood Alcohol Content (BAC) level
Important Disclaimer
This calculator is for educational purposes only. Results are estimates and should not be used to determine if you are safe to drive or operate machinery. Many factors affect BAC that this calculator cannot account for. Never drink and drive.
BAC Information
BAC Levels & Effects:
0.00-0.02%:No impairment
0.02-0.05%:Mild impairment
0.05-0.08%:Moderate impairment
0.08-0.15%:High impairment
0.15%+:Very dangerous
Important Notes:
- • BAC is affected by many factors not included in this calculator
- • Food consumption, medications, and health conditions affect BAC
- • Legal limits vary by location and situation
- • This calculator provides estimates only
- • Never use this to determine if you can drive safely