As available solid waste disposal capacity in Illinois landfills decreases, minicipalities will consider alternative methods of disposal, such as waste reduction, material reuse, recycling and combustion. The report addresses combustion technologies, costs, vendors, and some common operating problems for MSW combustion plants. It focuses on MSW energy recovery facilities (MSW incineration plants which recover heat for the purpose of steam production or power generation) less than 550 tons per day nominal capacity and provides a review of data available on existing U.S. plants in this category.