This document describes the calculation of recommended, but not mandatory, screening levels for use in evaluating the vapor intrusion pathway at Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) and Resource Conservation and Recovery Act (RCRA) sites.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Vapor Intrusion Screening Level Calculator User Guide (PDF)(11 pp, 573 K, May 2014)