Potable water

This document presents the preventive measures to be applied by employers and workers in drinking water and wastewater treatment plants to protect the health of employees and those who frequent the workplace. These measures apply when sustained community transmission is confirmed by public health authorities.

Cyanobacteria are photosynthetic bacteria that are naturally present in the earth’s fresh water and salt water ecosystems; they are not algae despite the fact that they are referred to as blue-green algae. For millions of years, these micro-organisms have been intimately associated with the development of life on the planet, since they helped enrich the earth’s atmosphere with oxygen. Through…