What is a fecal coliform, and why is it important?

A fecal coliform refers to a specific group of bacteria that are commonly found in the intestines of warm-blooded animals, including humans. The presence of fecal coliforms, particularly Escherichia coli (E. coli), in water sources is a significant indicator, as these bacteria suggest that the water may be contaminated with fecal material. This contamination raises concerns about the presence of pathogens and disease-causing organisms that can lead to gastrointestinal illnesses and other serious health risks.

Monitoring fecal coliform levels in water supplies is essential for public health, as it helps detect potential contamination events, ensuring that water is safe for consumption and recreational activities. Therefore, identifying fecal coliforms is a critical part of water quality assessments and environmental health monitoring.