Hazardous waste operations and emergency response need to be conducted in an environmentally responsible manner and in compliance with all applicable environmental laws and regulations. This is Part Two of a 13-part series of modules on HAZWOPER designed to provide the annual refresher training as required by OSHA for all employees affected by this regulation. Part Two covers operations that are regulated by the U.S. Environmental Protection Agency (EPA) and reviews environmentally responsible ways of dealing with industrial waste to prevent pollution from hazardous waste.