Cover title. "Distributed at Air Programs Regional Office Workshop, Southern Pines, N.C., August 3-6, 1976"--Beneath title. "Thompson G. Pace, project officer"--Cover. "Represents a portion of the draft final report on the 14 city TSP study conducted by GCA Corp. for OAQPS"--Cover. "Presents the results of a study conducted under the auspices of the Control Programs Development Division of EPA's Office of Air Quality Planning and Standards. Its overall purpose was to assess the national particulate problem, based on case studies in 14 major urban areas, with emphasis on identifying the factors involved in the attainment or nonattainment of the National Ambient Air Quality Standards (NAAQS) for total suspended particulates (TSP). The study was intended to improve technical understanding of the TSP problem, to provide specific guidance to the states in TSP problem analysis and control strategy formulation, and to develop recommendations for EPA concerning future program direction and research needs." Draft.