UFC/mL Aceitável Água
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
About this calculator
The Acceptable UFC/mL Water Calculator checks if bacterial contamination levels in water samples meet safety standards. The acceptable limit is ≤100 UFC/mL, indicating potable water safety. UFC (Colony Forming Unit) measures live microorganisms in a sample, calculated from colonies grown on culture media. This tool is critical for testing water sources, beverage industries, or treatment processes.
In practice, input the value from a microbiological test. The calculator compares it to the standard limit (≤100 UFC/mL) and indicates potential contamination risk. Values above the threshold require actions like reprocessing or additional treatment. The method is commonly used in quality control and environmental testing.
Important considerations: sampling must follow strict protocols to prevent secondary contamination. Also, result interpretation should account for other factors like pH and temperature, which affect microorganism viability. For uncertainties, consult a microbiology expert.
Frequently asked questions
What are UFC/mL and why are they important?
UFC/mL measures the concentration of live microorganisms in a sample. It is a critical parameter for ensuring drinking water and food safety.
What is the standard for drinking water?
International standards set ≤100 UFC/mL as the acceptable limit for safe drinking water.
When should I use this calculator?
Use it when testing water sources, industrial processes, or after treatments to verify compliance with hygiene standards.
What if the result is above 100 UFC/mL?
Results above the limit indicate contamination risk. Reprocessing, additional treatment, or investigation of pollution sources is required.