| This report summarizes data collection and results from an investigation at the Armen Cleaners site in Ann Arbor, Michigan. The primary focus of the investigation was to identify issues related to vapor intrusion. This report further provides suggestions and information on data utility, additional data needs, risk assessment, and remedial action for the site. The evaluations and suggestions presented in this report have been developed in accordance with the Triad approach to site characterization and remediation that EPA is promoting. The Triad approach stresses the use of systematic planning, real-time measurement technologies, and dynamic work strategies in the field to expedite environmental data collection and increase the weight of evidence generated to support environmental decision-making throughout the project or site life cycle. |