What are different types of mold categories? Category 1, 2, and 3


Category 1: Category 1 water originates from a sanitary water source and does not pose substantial risk from dermal, ingestion, or inhalation exposure.

Example: Sink overflow

Category 2: Category 2 water containing significant contamination and has the potential to cause discomfort or sickness if contacted or consumed by humans.

Example: Overflows from toilet bowls

Category 3: Category 3 water is grossly contaminated and can contain pathogenic, toxigenic, or other harmful agents. Its commonly called black water.

Example: Flooding from seawater