| Action Level (AL): |
a) Under OSHA regulations, a measured concentration of certain airborne contaminates or noise in the workplace that require immediate attention by testing exposure levels. b) A term used by OSHA and NIOSH to express the level of toxicant which required medical surveillance, usually one half the PEL. Education Note: In water damage emergencies, the level of action emergency managers determine is necessary for workers when entering and exposing themselves to a contamination or hazard. |