This sub-series is comprised of technical reports published between the years 1984 and 1993 by the Toxic Substances Control Division of the California Department of Health Services (DOHS). Reports document the results of various field studies conducted at the Stringfellow Hazardous Waste Site. Projects were often contracted by DOHS and undertaken by outside consulting firms or public institutions, including Science Applications International Corporation and Kleinfelder, Inc. Reports primarily pertain to the Remedial Investigation/Feasibility Study and groundwater monitoring of the Stringfellow site, and the community of Glen Avon.