Which two protozoa are particularly significant to plant operators?

Giardia and Cryptosporidium are significant to plant operators due to their resilience and impact on public health. Both are protozoan parasites that can lead to waterborne diseases. Giardia can cause giardiasis, characterized by gastrointestinal distress, while Cryptosporidium is known for cryptosporidiosis, which can cause severe diarrhea and fatigue. These protozoa are particularly notorious because they can survive in harsh environmental conditions, including chlorinated water, making them a challenge for water treatment facilities.

The water treatment process needs to effectively remove or inactivate these organisms to ensure safe drinking water, as they represent a significant health risk. The presence of Giardia and Cryptosporidium in water sources underscores the importance of monitoring and properly treating water to prevent outbreaks of waterborne diseases. This focus on these specific protozoa is crucial for operators to maintain compliance with health regulations and safeguard public health.